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authorLukas Fleischer <info@cryptocrack.de>2011-03-01 19:51:20 +0100
committerLukas Fleischer <info@cryptocrack.de>2011-03-01 19:51:20 +0100
commit4dba00ed3c14a3e81cf1dcc26f2f26b2486f0213 (patch)
treec8400086251ade982c4ade48a45c4993e03079e4 /js
downloadcalcurse.org-4dba00ed3c14a3e81cf1dcc26f2f26b2486f0213.tar.gz
calcurse.org-4dba00ed3c14a3e81cf1dcc26f2f26b2486f0213.zip
Initial commit.
Signed-off-by: Lukas Fleischer <info@cryptocrack.de>
Diffstat (limited to 'js')
-rw-r--r--js/builder.js136
-rw-r--r--js/effects.js1123
-rw-r--r--js/lightbox.js497
-rw-r--r--js/prototype.js6082
-rw-r--r--js/scriptaculous.js68
5 files changed, 7906 insertions, 0 deletions
diff --git a/js/builder.js b/js/builder.js
new file mode 100644
index 0000000..7325038
--- /dev/null
+++ b/js/builder.js
@@ -0,0 +1,136 @@
+// script.aculo.us builder.js v1.9.0, Thu Dec 23 16:54:48 -0500 2010
+
+// Copyright (c) 2005-2010 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
+//
+// script.aculo.us is freely distributable under the terms of an MIT-style license.
+// For details, see the script.aculo.us web site: http://script.aculo.us/
+
+var Builder = {
+ NODEMAP: {
+ AREA: 'map',
+ CAPTION: 'table',
+ COL: 'table',
+ COLGROUP: 'table',
+ LEGEND: 'fieldset',
+ OPTGROUP: 'select',
+ OPTION: 'select',
+ PARAM: 'object',
+ TBODY: 'table',
+ TD: 'table',
+ TFOOT: 'table',
+ TH: 'table',
+ THEAD: 'table',
+ TR: 'table'
+ },
+ // note: For Firefox < 1.5, OPTION and OPTGROUP tags are currently broken,
+ // due to a Firefox bug
+ node: function(elementName) {
+ elementName = elementName.toUpperCase();
+
+ // try innerHTML approach
+ var parentTag = this.NODEMAP[elementName] || 'div';
+ var parentElement = document.createElement(parentTag);
+ try { // prevent IE "feature": http://dev.rubyonrails.org/ticket/2707
+ parentElement.innerHTML = "<" + elementName + "></" + elementName + ">";
+ } catch(e) {}
+ var element = parentElement.firstChild || null;
+
+ // see if browser added wrapping tags
+ if(element && (element.tagName.toUpperCase() != elementName))
+ element = element.getElementsByTagName(elementName)[0];
+
+ // fallback to createElement approach
+ if(!element) element = document.createElement(elementName);
+
+ // abort if nothing could be created
+ if(!element) return;
+
+ // attributes (or text)
+ if(arguments[1])
+ if(this._isStringOrNumber(arguments[1]) ||
+ (arguments[1] instanceof Array) ||
+ arguments[1].tagName) {
+ this._children(element, arguments[1]);
+ } else {
+ var attrs = this._attributes(arguments[1]);
+ if(attrs.length) {
+ try { // prevent IE "feature": http://dev.rubyonrails.org/ticket/2707
+ parentElement.innerHTML = "<" +elementName + " " +
+ attrs + "></" + elementName + ">";
+ } catch(e) {}
+ element = parentElement.firstChild || null;
+ // workaround firefox 1.0.X bug
+ if(!element) {
+ element = document.createElement(elementName);
+ for(attr in arguments[1])
+ element[attr == 'class' ? 'className' : attr] = arguments[1][attr];
+ }
+ if(element.tagName.toUpperCase() != elementName)
+ element = parentElement.getElementsByTagName(elementName)[0];
+ }
+ }
+
+ // text, or array of children
+ if(arguments[2])
+ this._children(element, arguments[2]);
+
+ return $(element);
+ },
+ _text: function(text) {
+ return document.createTextNode(text);
+ },
+
+ ATTR_MAP: {
+ 'className': 'class',
+ 'htmlFor': 'for'
+ },
+
+ _attributes: function(attributes) {
+ var attrs = [];
+ for(attribute in attributes)
+ attrs.push((attribute in this.ATTR_MAP ? this.ATTR_MAP[attribute] : attribute) +
+ '="' + attributes[attribute].toString().escapeHTML().gsub(/"/,'&quot;') + '"');
+ return attrs.join(" ");
+ },
+ _children: function(element, children) {
+ if(children.tagName) {
+ element.appendChild(children);
+ return;
+ }
+ if(typeof children=='object') { // array can hold nodes and text
+ children.flatten().each( function(e) {
+ if(typeof e=='object')
+ element.appendChild(e);
+ else
+ if(Builder._isStringOrNumber(e))
+ element.appendChild(Builder._text(e));
+ });
+ } else
+ if(Builder._isStringOrNumber(children))
+ element.appendChild(Builder._text(children));
+ },
+ _isStringOrNumber: function(param) {
+ return(typeof param=='string' || typeof param=='number');
+ },
+ build: function(html) {
+ var element = this.node('div');
+ $(element).update(html.strip());
+ return element.down();
+ },
+ dump: function(scope) {
+ if(typeof scope != 'object' && typeof scope != 'function') scope = window; //global scope
+
+ var tags = ("A ABBR ACRONYM ADDRESS APPLET AREA B BASE BASEFONT BDO BIG BLOCKQUOTE BODY " +
+ "BR BUTTON CAPTION CENTER CITE CODE COL COLGROUP DD DEL DFN DIR DIV DL DT EM FIELDSET " +
+ "FONT FORM FRAME FRAMESET H1 H2 H3 H4 H5 H6 HEAD HR HTML I IFRAME IMG INPUT INS ISINDEX "+
+ "KBD LABEL LEGEND LI LINK MAP MENU META NOFRAMES NOSCRIPT OBJECT OL OPTGROUP OPTION P "+
+ "PARAM PRE Q S SAMP SCRIPT SELECT SMALL SPAN STRIKE STRONG STYLE SUB SUP TABLE TBODY TD "+
+ "TEXTAREA TFOOT TH THEAD TITLE TR TT U UL VAR").split(/\s+/);
+
+ tags.each( function(tag){
+ scope[tag] = function() {
+ return Builder.node.apply(Builder, [tag].concat($A(arguments)));
+ };
+ });
+ }
+}; \ No newline at end of file
diff --git a/js/effects.js b/js/effects.js
new file mode 100644
index 0000000..860ddc0
--- /dev/null
+++ b/js/effects.js
@@ -0,0 +1,1123 @@
+// script.aculo.us effects.js v1.9.0, Thu Dec 23 16:54:48 -0500 2010
+
+// Copyright (c) 2005-2010 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
+// Contributors:
+// Justin Palmer (http://encytemedia.com/)
+// Mark Pilgrim (http://diveintomark.org/)
+// Martin Bialasinki
+//
+// script.aculo.us is freely distributable under the terms of an MIT-style license.
+// For details, see the script.aculo.us web site: http://script.aculo.us/
+
+// converts rgb() and #xxx to #xxxxxx format,
+// returns self (or first argument) if not convertable
+String.prototype.parseColor = function() {
+ var color = '#';
+ if (this.slice(0,4) == 'rgb(') {
+ var cols = this.slice(4,this.length-1).split(',');
+ var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3);
+ } else {
+ if (this.slice(0,1) == '#') {
+ if (this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase();
+ if (this.length==7) color = this.toLowerCase();
+ }
+ }
+ return (color.length==7 ? color : (arguments[0] || this));
+};
+
+/*--------------------------------------------------------------------------*/
+
+Element.collectTextNodes = function(element) {
+ return $A($(element).childNodes).collect( function(node) {
+ return (node.nodeType==3 ? node.nodeValue :
+ (node.hasChildNodes() ? Element.collectTextNodes(node) : ''));
+ }).flatten().join('');
+};
+
+Element.collectTextNodesIgnoreClass = function(element, className) {
+ return $A($(element).childNodes).collect( function(node) {
+ return (node.nodeType==3 ? node.nodeValue :
+ ((node.hasChildNodes() && !Element.hasClassName(node,className)) ?
+ Element.collectTextNodesIgnoreClass(node, className) : ''));
+ }).flatten().join('');
+};
+
+Element.setContentZoom = function(element, percent) {
+ element = $(element);
+ element.setStyle({fontSize: (percent/100) + 'em'});
+ if (Prototype.Browser.WebKit) window.scrollBy(0,0);
+ return element;
+};
+
+Element.getInlineOpacity = function(element){
+ return $(element).style.opacity || '';
+};
+
+Element.forceRerendering = function(element) {
+ try {
+ element = $(element);
+ var n = document.createTextNode(' ');
+ element.appendChild(n);
+ element.removeChild(n);
+ } catch(e) { }
+};
+
+/*--------------------------------------------------------------------------*/
+
+var Effect = {
+ _elementDoesNotExistError: {
+ name: 'ElementDoesNotExistError',
+ message: 'The specified DOM element does not exist, but is required for this effect to operate'
+ },
+ Transitions: {
+ linear: Prototype.K,
+ sinoidal: function(pos) {
+ return (-Math.cos(pos*Math.PI)/2) + .5;
+ },
+ reverse: function(pos) {
+ return 1-pos;
+ },
+ flicker: function(pos) {
+ var pos = ((-Math.cos(pos*Math.PI)/4) + .75) + Math.random()/4;
+ return pos > 1 ? 1 : pos;
+ },
+ wobble: function(pos) {
+ return (-Math.cos(pos*Math.PI*(9*pos))/2) + .5;
+ },
+ pulse: function(pos, pulses) {
+ return (-Math.cos((pos*((pulses||5)-.5)*2)*Math.PI)/2) + .5;
+ },
+ spring: function(pos) {
+ return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6));
+ },
+ none: function(pos) {
+ return 0;
+ },
+ full: function(pos) {
+ return 1;
+ }
+ },
+ DefaultOptions: {
+ duration: 1.0, // seconds
+ fps: 100, // 100= assume 66fps max.
+ sync: false, // true for combining
+ from: 0.0,
+ to: 1.0,
+ delay: 0.0,
+ queue: 'parallel'
+ },
+ tagifyText: function(element) {
+ var tagifyStyle = 'position:relative';
+ if (Prototype.Browser.IE) tagifyStyle += ';zoom:1';
+
+ element = $(element);
+ $A(element.childNodes).each( function(child) {
+ if (child.nodeType==3) {
+ child.nodeValue.toArray().each( function(character) {
+ element.insertBefore(
+ new Element('span', {style: tagifyStyle}).update(
+ character == ' ' ? String.fromCharCode(160) : character),
+ child);
+ });
+ Element.remove(child);
+ }
+ });
+ },
+ multiple: function(element, effect) {
+ var elements;
+ if (((typeof element == 'object') ||
+ Object.isFunction(element)) &&
+ (element.length))
+ elements = element;
+ else
+ elements = $(element).childNodes;
+
+ var options = Object.extend({
+ speed: 0.1,
+ delay: 0.0
+ }, arguments[2] || { });
+ var masterDelay = options.delay;
+
+ $A(elements).each( function(element, index) {
+ new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay }));
+ });
+ },
+ PAIRS: {
+ 'slide': ['SlideDown','SlideUp'],
+ 'blind': ['BlindDown','BlindUp'],
+ 'appear': ['Appear','Fade']
+ },
+ toggle: function(element, effect, options) {
+ element = $(element);
+ effect = (effect || 'appear').toLowerCase();
+
+ return Effect[ Effect.PAIRS[ effect ][ element.visible() ? 1 : 0 ] ](element, Object.extend({
+ queue: { position:'end', scope:(element.id || 'global'), limit: 1 }
+ }, options || {}));
+ }
+};
+
+Effect.DefaultOptions.transition = Effect.Transitions.sinoidal;
+
+/* ------------- core effects ------------- */
+
+Effect.ScopedQueue = Class.create(Enumerable, {
+ initialize: function() {
+ this.effects = [];
+ this.interval = null;
+ },
+ _each: function(iterator) {
+ this.effects._each(iterator);
+ },
+ add: function(effect) {
+ var timestamp = new Date().getTime();
+
+ var position = Object.isString(effect.options.queue) ?
+ effect.options.queue : effect.options.queue.position;
+
+ switch(position) {
+ case 'front':
+ // move unstarted effects after this effect
+ this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
+ e.startOn += effect.finishOn;
+ e.finishOn += effect.finishOn;
+ });
+ break;
+ case 'with-last':
+ timestamp = this.effects.pluck('startOn').max() || timestamp;
+ break;
+ case 'end':
+ // start effect after last queued effect has finished
+ timestamp = this.effects.pluck('finishOn').max() || timestamp;
+ break;
+ }
+
+ effect.startOn += timestamp;
+ effect.finishOn += timestamp;
+
+ if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
+ this.effects.push(effect);
+
+ if (!this.interval)
+ this.interval = setInterval(this.loop.bind(this), 15);
+ },
+ remove: function(effect) {
+ this.effects = this.effects.reject(function(e) { return e==effect });
+ if (this.effects.length == 0) {
+ clearInterval(this.interval);
+ this.interval = null;
+ }
+ },
+ loop: function() {
+ var timePos = new Date().getTime();
+ for(var i=0, len=this.effects.length;i<len;i++)
+ this.effects[i] && this.effects[i].loop(timePos);
+ }
+});
+
+Effect.Queues = {
+ instances: $H(),
+ get: function(queueName) {
+ if (!Object.isString(queueName)) return queueName;
+
+ return this.instances.get(queueName) ||
+ this.instances.set(queueName, new Effect.ScopedQueue());
+ }
+};
+Effect.Queue = Effect.Queues.get('global');
+
+Effect.Base = Class.create({
+ position: null,
+ start: function(options) {
+ if (options && options.transition === false) options.transition = Effect.Transitions.linear;
+ this.options = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { });
+ this.currentFrame = 0;
+ this.state = 'idle';
+ this.startOn = this.options.delay*1000;
+ this.finishOn = this.startOn+(this.options.duration*1000);
+ this.fromToDelta = this.options.to-this.options.from;
+ this.totalTime = this.finishOn-this.startOn;
+ this.totalFrames = this.options.fps*this.options.duration;
+
+ this.render = (function() {
+ function dispatch(effect, eventName) {
+ if (effect.options[eventName + 'Internal'])
+ effect.options[eventName + 'Internal'](effect);
+ if (effect.options[eventName])
+ effect.options[eventName](effect);
+ }
+
+ return function(pos) {
+ if (this.state === "idle") {
+ this.state = "running";
+ dispatch(this, 'beforeSetup');
+ if (this.setup) this.setup();
+ dispatch(this, 'afterSetup');
+ }
+ if (this.state === "running") {
+ pos = (this.options.transition(pos) * this.fromToDelta) + this.options.from;
+ this.position = pos;
+ dispatch(this, 'beforeUpdate');
+ if (this.update) this.update(pos);
+ dispatch(this, 'afterUpdate');
+ }
+ };
+ })();
+
+ this.event('beforeStart');
+ if (!this.options.sync)
+ Effect.Queues.get(Object.isString(this.options.queue) ?
+ 'global' : this.options.queue.scope).add(this);
+ },
+ loop: function(timePos) {
+ if (timePos >= this.startOn) {
+ if (timePos >= this.finishOn) {
+ this.render(1.0);
+ this.cancel();
+ this.event('beforeFinish');
+ if (this.finish) this.finish();
+ this.event('afterFinish');
+ return;
+ }
+ var pos = (timePos - this.startOn) / this.totalTime,
+ frame = (pos * this.totalFrames).round();
+ if (frame > this.currentFrame) {
+ this.render(pos);
+ this.currentFrame = frame;
+ }
+ }
+ },
+ cancel: function() {
+ if (!this.options.sync)
+ Effect.Queues.get(Object.isString(this.options.queue) ?
+ 'global' : this.options.queue.scope).remove(this);
+ this.state = 'finished';
+ },
+ event: function(eventName) {
+ if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
+ if (this.options[eventName]) this.options[eventName](this);
+ },
+ inspect: function() {
+ var data = $H();
+ for(property in this)
+ if (!Object.isFunction(this[property])) data.set(property, this[property]);
+ return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>';
+ }
+});
+
+Effect.Parallel = Class.create(Effect.Base, {
+ initialize: function(effects) {
+ this.effects = effects || [];
+ this.start(arguments[1]);
+ },
+ update: function(position) {
+ this.effects.invoke('render', position);
+ },
+ finish: function(position) {
+ this.effects.each( function(effect) {
+ effect.render(1.0);
+ effect.cancel();
+ effect.event('beforeFinish');
+ if (effect.finish) effect.finish(position);
+ effect.event('afterFinish');
+ });
+ }
+});
+
+Effect.Tween = Class.create(Effect.Base, {
+ initialize: function(object, from, to) {
+ object = Object.isString(object) ? $(object) : object;
+ var args = $A(arguments), method = args.last(),
+ options = args.length == 5 ? args[3] : null;
+ this.method = Object.isFunction(method) ? method.bind(object) :
+ Object.isFunction(object[method]) ? object[method].bind(object) :
+ function(value) { object[method] = value };
+ this.start(Object.extend({ from: from, to: to }, options || { }));
+ },
+ update: function(position) {
+ this.method(position);
+ }
+});
+
+Effect.Event = Class.create(Effect.Base, {
+ initialize: function() {
+ this.start(Object.extend({ duration: 0 }, arguments[0] || { }));
+ },
+ update: Prototype.emptyFunction
+});
+
+Effect.Opacity = Class.create(Effect.Base, {
+ initialize: function(element) {
+ this.element = $(element);
+ if (!this.element) throw(Effect._elementDoesNotExistError);
+ // make this work on IE on elements without 'layout'
+ if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
+ this.element.setStyle({zoom: 1});
+ var options = Object.extend({
+ from: this.element.getOpacity() || 0.0,
+ to: 1.0
+ }, arguments[1] || { });
+ this.start(options);
+ },
+ update: function(position) {
+ this.element.setOpacity(position);
+ }
+});
+
+Effect.Move = Class.create(Effect.Base, {
+ initialize: function(element) {
+ this.element = $(element);
+ if (!this.element) throw(Effect._elementDoesNotExistError);
+ var options = Object.extend({
+ x: 0,
+ y: 0,
+ mode: 'relative'
+ }, arguments[1] || { });
+ this.start(options);
+ },
+ setup: function() {
+ this.element.makePositioned();
+ this.originalLeft = parseFloat(this.element.getStyle('left') || '0');
+ this.originalTop = parseFloat(this.element.getStyle('top') || '0');
+ if (this.options.mode == 'absolute') {
+ this.options.x = this.options.x - this.originalLeft;
+ this.options.y = this.options.y - this.originalTop;
+ }
+ },
+ update: function(position) {
+ this.element.setStyle({
+ left: (this.options.x * position + this.originalLeft).round() + 'px',
+ top: (this.options.y * position + this.originalTop).round() + 'px'
+ });
+ }
+});
+
+// for backwards compatibility
+Effect.MoveBy = function(element, toTop, toLeft) {
+ return new Effect.Move(element,
+ Object.extend({ x: toLeft, y: toTop }, arguments[3] || { }));
+};
+
+Effect.Scale = Class.create(Effect.Base, {
+ initialize: function(element, percent) {
+ this.element = $(element);
+ if (!this.element) throw(Effect._elementDoesNotExistError);
+ var options = Object.extend({
+ scaleX: true,
+ scaleY: true,
+ scaleContent: true,
+ scaleFromCenter: false,
+ scaleMode: 'box', // 'box' or 'contents' or { } with provided values
+ scaleFrom: 100.0,
+ scaleTo: percent
+ }, arguments[2] || { });
+ this.start(options);
+ },
+ setup: function() {
+ this.restoreAfterFinish = this.options.restoreAfterFinish || false;
+ this.elementPositioning = this.element.getStyle('position');
+
+ this.originalStyle = { };
+ ['top','left','width','height','fontSize'].each( function(k) {
+ this.originalStyle[k] = this.element.style[k];
+ }.bind(this));
+
+ this.originalTop = this.element.offsetTop;
+ this.originalLeft = this.element.offsetLeft;
+
+ var fontSize = this.element.getStyle('font-size') || '100%';
+ ['em','px','%','pt'].each( function(fontSizeType) {
+ if (fontSize.indexOf(fontSizeType)>0) {
+ this.fontSize = parseFloat(fontSize);
+ this.fontSizeType = fontSizeType;
+ }
+ }.bind(this));
+
+ this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;
+
+ this.dims = null;
+ if (this.options.scaleMode=='box')
+ this.dims = [this.element.offsetHeight, this.element.offsetWidth];
+ if (/^content/.test(this.options.scaleMode))
+ this.dims = [this.element.scrollHeight, this.element.scrollWidth];
+ if (!this.dims)
+ this.dims = [this.options.scaleMode.originalHeight,
+ this.options.scaleMode.originalWidth];
+ },
+ update: function(position) {
+ var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
+ if (this.options.scaleContent && this.fontSize)
+ this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType });
+ this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
+ },
+ finish: function(position) {
+ if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle);
+ },
+ setDimensions: function(height, width) {
+ var d = { };
+ if (this.options.scaleX) d.width = width.round() + 'px';
+ if (this.options.scaleY) d.height = height.round() + 'px';
+ if (this.options.scaleFromCenter) {
+ var topd = (height - this.dims[0])/2;
+ var leftd = (width - this.dims[1])/2;
+ if (this.elementPositioning == 'absolute') {
+ if (this.options.scaleY) d.top = this.originalTop-topd + 'px';
+ if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
+ } else {
+ if (this.options.scaleY) d.top = -topd + 'px';
+ if (this.options.scaleX) d.left = -leftd + 'px';
+ }
+ }
+ this.element.setStyle(d);
+ }
+});
+
+Effect.Highlight = Class.create(Effect.Base, {
+ initialize: function(element) {
+ this.element = $(element);
+ if (!this.element) throw(Effect._elementDoesNotExistError);
+ var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { });
+ this.start(options);
+ },
+ setup: function() {
+ // Prevent executing on elements not in the layout flow
+ if (this.element.getStyle('display')=='none') { this.cancel(); return; }
+ // Disable background image during the effect
+ this.oldStyle = { };
+ if (!this.options.keepBackgroundImage) {
+ this.oldStyle.backgroundImage = this.element.getStyle('background-image');
+ this.element.setStyle({backgroundImage: 'none'});
+ }
+ if (!this.options.endcolor)
+ this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff');
+ if (!this.options.restorecolor)
+ this.options.restorecolor = this.element.getStyle('background-color');
+ // init color calculations
+ this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this));
+ this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this));
+ },
+ update: function(position) {
+ this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){
+ return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) });
+ },
+ finish: function() {
+ this.element.setStyle(Object.extend(this.oldStyle, {
+ backgroundColor: this.options.restorecolor
+ }));
+ }
+});
+
+Effect.ScrollTo = function(element) {
+ var options = arguments[1] || { },
+ scrollOffsets = document.viewport.getScrollOffsets(),
+ elementOffsets = $(element).cumulativeOffset();
+
+ if (options.offset) elementOffsets[1] += options.offset;
+
+ return new Effect.Tween(null,
+ scrollOffsets.top,
+ elementOffsets[1],
+ options,
+ function(p){ scrollTo(scrollOffsets.left, p.round()); }
+ );
+};
+
+/* ------------- combination effects ------------- */
+
+Effect.Fade = function(element) {
+ element = $(element);
+ var oldOpacity = element.getInlineOpacity();
+ var options = Object.extend({
+ from: element.getOpacity() || 1.0,
+ to: 0.0,
+ afterFinishInternal: function(effect) {
+ if (effect.options.to!=0) return;
+ effect.element.hide().setStyle({opacity: oldOpacity});
+ }
+ }, arguments[1] || { });
+ return new Effect.Opacity(element,options);
+};
+
+Effect.Appear = function(element) {
+ element = $(element);
+ var options = Object.extend({
+ from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0),
+ to: 1.0,
+ // force Safari to render floated elements properly
+ afterFinishInternal: function(effect) {
+ effect.element.forceRerendering();
+ },
+ beforeSetup: function(effect) {
+ effect.element.setOpacity(effect.options.from).show();
+ }}, arguments[1] || { });
+ return new Effect.Opacity(element,options);
+};
+
+Effect.Puff = function(element) {
+ element = $(element);
+ var oldStyle = {
+ opacity: element.getInlineOpacity(),
+ position: element.getStyle('position'),
+ top: element.style.top,
+ left: element.style.left,
+ width: element.style.width,
+ height: element.style.height
+ };
+ return new Effect.Parallel(
+ [ new Effect.Scale(element, 200,
+ { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }),
+ new Effect.Opacity(element, { sync: true, to: 0.0 } ) ],
+ Object.extend({ duration: 1.0,
+ beforeSetupInternal: function(effect) {
+ Position.absolutize(effect.effects[0].element);
+ },
+ afterFinishInternal: function(effect) {
+ effect.effects[0].element.hide().setStyle(oldStyle); }
+ }, arguments[1] || { })
+ );
+};
+
+Effect.BlindUp = function(element) {
+ element = $(element);
+ element.makeClipping();
+ return new Effect.Scale(element, 0,
+ Object.extend({ scaleContent: false,
+ scaleX: false,
+ restoreAfterFinish: true,
+ afterFinishInternal: function(effect) {
+ effect.element.hide().undoClipping();
+ }
+ }, arguments[1] || { })
+ );
+};
+
+Effect.BlindDown = function(element) {
+ element = $(element);
+ var elementDimensions = element.getDimensions();
+ return new Effect.Scale(element, 100, Object.extend({
+ scaleContent: false,
+ scaleX: false,
+ scaleFrom: 0,
+ scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
+ restoreAfterFinish: true,
+ afterSetup: function(effect) {
+ effect.element.makeClipping().setStyle({height: '0px'}).show();
+ },
+ afterFinishInternal: function(effect) {
+ effect.element.undoClipping();
+ }
+ }, arguments[1] || { }));
+};
+
+Effect.SwitchOff = function(element) {
+ element = $(element);
+ var oldOpacity = element.getInlineOpacity();
+ return new Effect.Appear(element, Object.extend({
+ duration: 0.4,
+ from: 0,
+ transition: Effect.Transitions.flicker,
+ afterFinishInternal: function(effect) {
+ new Effect.Scale(effect.element, 1, {
+ duration: 0.3, scaleFromCenter: true,
+ scaleX: false, scaleContent: false, restoreAfterFinish: true,
+ beforeSetup: function(effect) {
+ effect.element.makePositioned().makeClipping();
+ },
+ afterFinishInternal: function(effect) {
+ effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity});
+ }
+ });
+ }
+ }, arguments[1] || { }));
+};
+
+Effect.DropOut = function(element) {
+ element = $(element);
+ var oldStyle = {
+ top: element.getStyle('top'),
+ left: element.getStyle('left'),
+ opacity: element.getInlineOpacity() };
+ return new Effect.Parallel(
+ [ new Effect.Move(element, {x: 0, y: 100, sync: true }),
+ new Effect.Opacity(element, { sync: true, to: 0.0 }) ],
+ Object.extend(
+ { duration: 0.5,
+ beforeSetup: function(effect) {
+ effect.effects[0].element.makePositioned();
+ },
+ afterFinishInternal: function(effect) {
+ effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle);
+ }
+ }, arguments[1] || { }));
+};
+
+Effect.Shake = function(element) {
+ element = $(element);
+ var options = Object.extend({
+ distance: 20,
+ duration: 0.5
+ }, arguments[1] || {});
+ var distance = parseFloat(options.distance);
+ var split = parseFloat(options.duration) / 10.0;
+ var oldStyle = {
+ top: element.getStyle('top'),
+ left: element.getStyle('left') };
+ return new Effect.Move(element,
+ { x: distance, y: 0, duration: split, afterFinishInternal: function(effect) {
+ new Effect.Move(effect.element,
+ { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) {
+ new Effect.Move(effect.element,
+ { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) {
+ new Effect.Move(effect.element,
+ { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) {
+ new Effect.Move(effect.element,
+ { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) {
+ new Effect.Move(effect.element,
+ { x: -distance, y: 0, duration: split, afterFinishInternal: function(effect) {
+ effect.element.undoPositioned().setStyle(oldStyle);
+ }}); }}); }}); }}); }}); }});
+};
+
+Effect.SlideDown = function(element) {
+ element = $(element).cleanWhitespace();
+ // SlideDown need to have the content of the element wrapped in a container element with fixed height!
+ var oldInnerBottom = element.down().getStyle('bottom');
+ var elementDimensions = element.getDimensions();
+ return new Effect.Scale(element, 100, Object.extend({
+ scaleContent: false,
+ scaleX: false,
+ scaleFrom: window.opera ? 0 : 1,
+ scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
+ restoreAfterFinish: true,
+ afterSetup: function(effect) {
+ effect.element.makePositioned();
+ effect.element.down().makePositioned();
+ if (window.opera) effect.element.setStyle({top: ''});
+ effect.element.makeClipping().setStyle({height: '0px'}).show();
+ },
+ afterUpdateInternal: function(effect) {
+ effect.element.down().setStyle({bottom:
+ (effect.dims[0] - effect.element.clientHeight) + 'px' });
+ },
+ afterFinishInternal: function(effect) {
+ effect.element.undoClipping().undoPositioned();
+ effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); }
+ }, arguments[1] || { })
+ );
+};
+
+Effect.SlideUp = function(element) {
+ element = $(element).cleanWhitespace();
+ var oldInnerBottom = element.down().getStyle('bottom');
+ var elementDimensions = element.getDimensions();
+ return new Effect.Scale(element, window.opera ? 0 : 1,
+ Object.extend({ scaleContent: false,
+ scaleX: false,
+ scaleMode: 'box',
+ scaleFrom: 100,
+ scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
+ restoreAfterFinish: true,
+ afterSetup: function(effect) {
+ effect.element.makePositioned();
+ effect.element.down().makePositioned();
+ if (window.opera) effect.element.setStyle({top: ''});
+ effect.element.makeClipping().show();
+ },
+ afterUpdateInternal: function(effect) {
+ effect.element.down().setStyle({bottom:
+ (effect.dims[0] - effect.element.clientHeight) + 'px' });
+ },
+ afterFinishInternal: function(effect) {
+ effect.element.hide().undoClipping().undoPositioned();
+ effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom});
+ }
+ }, arguments[1] || { })
+ );
+};
+
+// Bug in opera makes the TD containing this element expand for a instance after finish
+Effect.Squish = function(element) {
+ return new Effect.Scale(element, window.opera ? 1 : 0, {
+ restoreAfterFinish: true,
+ beforeSetup: function(effect) {
+ effect.element.makeClipping();
+ },
+ afterFinishInternal: function(effect) {
+ effect.element.hide().undoClipping();
+ }
+ });
+};
+
+Effect.Grow = function(element) {
+ element = $(element);
+ var options = Object.extend({
+ direction: 'center',
+ moveTransition: Effect.Transitions.sinoidal,
+ scaleTransition: Effect.Transitions.sinoidal,
+ opacityTransition: Effect.Transitions.full
+ }, arguments[1] || { });
+ var oldStyle = {
+ top: element.style.top,
+ left: element.style.left,
+ height: element.style.height,
+ width: element.style.width,
+ opacity: element.getInlineOpacity() };
+
+ var dims = element.getDimensions();
+ var initialMoveX, initialMoveY;
+ var moveX, moveY;
+
+ switch (options.direction) {
+ case 'top-left':
+ initialMoveX = initialMoveY = moveX = moveY = 0;
+ break;
+ case 'top-right':
+ initialMoveX = dims.width;
+ initialMoveY = moveY = 0;
+ moveX = -dims.width;
+ break;
+ case 'bottom-left':
+ initialMoveX = moveX = 0;
+ initialMoveY = dims.height;
+ moveY = -dims.height;
+ break;
+ case 'bottom-right':
+ initialMoveX = dims.width;
+ initialMoveY = dims.height;
+ moveX = -dims.width;
+ moveY = -dims.height;
+ break;
+ case 'center':
+ initialMoveX = dims.width / 2;
+ initialMoveY = dims.height / 2;
+ moveX = -dims.width / 2;
+ moveY = -dims.height / 2;
+ break;
+ }
+
+ return new Effect.Move(element, {
+ x: initialMoveX,
+ y: initialMoveY,
+ duration: 0.01,
+ beforeSetup: function(effect) {
+ effect.element.hide().makeClipping().makePositioned();
+ },
+ afterFinishInternal: function(effect) {
+ new Effect.Parallel(
+ [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }),
+ new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }),
+ new Effect.Scale(effect.element, 100, {
+ scaleMode: { originalHeight: dims.height, originalWidth: dims.width },
+ sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true})
+ ], Object.extend({
+ beforeSetup: function(effect) {
+ effect.effects[0].element.setStyle({height: '0px'}).show();
+ },
+ afterFinishInternal: function(effect) {
+ effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle);
+ }
+ }, options)
+ );
+ }
+ });
+};
+
+Effect.Shrink = function(element) {
+ element = $(element);
+ var options = Object.extend({
+ direction: 'center',
+ moveTransition: Effect.Transitions.sinoidal,
+ scaleTransition: Effect.Transitions.sinoidal,
+ opacityTransition: Effect.Transitions.none
+ }, arguments[1] || { });
+ var oldStyle = {
+ top: element.style.top,
+ left: element.style.left,
+ height: element.style.height,
+ width: element.style.width,
+ opacity: element.getInlineOpacity() };
+
+ var dims = element.getDimensions();
+ var moveX, moveY;
+
+ switch (options.direction) {
+ case 'top-left':
+ moveX = moveY = 0;
+ break;
+ case 'top-right':
+ moveX = dims.width;
+ moveY = 0;
+ break;
+ case 'bottom-left':
+ moveX = 0;
+ moveY = dims.height;
+ break;
+ case 'bottom-right':
+ moveX = dims.width;
+ moveY = dims.height;
+ break;
+ case 'center':
+ moveX = dims.width / 2;
+ moveY = dims.height / 2;
+ break;
+ }
+
+ return new Effect.Parallel(
+ [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }),
+ new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}),
+ new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition })
+ ], Object.extend({
+ beforeStartInternal: function(effect) {
+ effect.effects[0].element.makePositioned().makeClipping();
+ },
+ afterFinishInternal: function(effect) {
+ effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); }
+ }, options)
+ );
+};
+
+Effect.Pulsate = function(element) {
+ element = $(element);
+ var options = arguments[1] || { },
+ oldOpacity = element.getInlineOpacity(),
+ transition = options.transition || Effect.Transitions.linear,
+ reverser = function(pos){
+ return 1 - transition((-Math.cos((pos*(options.pulses||5)*2)*Math.PI)/2) + .5);
+ };
+
+ return new Effect.Opacity(element,
+ Object.extend(Object.extend({ duration: 2.0, from: 0,
+ afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); }
+ }, options), {transition: reverser}));
+};
+
+Effect.Fold = function(element) {
+ element = $(element);
+ var oldStyle = {
+ top: element.style.top,
+ left: element.style.left,
+ width: element.style.width,
+ height: element.style.height };
+ element.makeClipping();
+ return new Effect.Scale(element, 5, Object.extend({
+ scaleContent: false,
+ scaleX: false,
+ afterFinishInternal: function(effect) {
+ new Effect.Scale(element, 1, {
+ scaleContent: false,
+ scaleY: false,
+ afterFinishInternal: function(effect) {
+ effect.element.hide().undoClipping().setStyle(oldStyle);
+ } });
+ }}, arguments[1] || { }));
+};
+
+Effect.Morph = Class.create(Effect.Base, {
+ initialize: function(element) {
+ this.element = $(element);
+ if (!this.element) throw(Effect._elementDoesNotExistError);
+ var options = Object.extend({
+ style: { }
+ }, arguments[1] || { });
+
+ if (!Object.isString(options.style)) this.style = $H(options.style);
+ else {
+ if (options.style.include(':'))
+ this.style = options.style.parseStyle();
+ else {
+ this.element.addClassName(options.style);
+ this.style = $H(this.element.getStyles());
+ this.element.removeClassName(options.style);
+ var css = this.element.getStyles();
+ this.style = this.style.reject(function(style) {
+ return style.value == css[style.key];
+ });
+ options.afterFinishInternal = function(effect) {
+ effect.element.addClassName(effect.options.style);
+ effect.transforms.each(function(transform) {
+ effect.element.style[transform.style] = '';
+ });
+ };
+ }
+ }
+ this.start(options);
+ },
+
+ setup: function(){
+ function parseColor(color){
+ if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff';
+ color = color.parseColor();
+ return $R(0,2).map(function(i){
+ return parseInt( color.slice(i*2+1,i*2+3), 16 );
+ });
+ }
+ this.transforms = this.style.map(function(pair){
+ var property = pair[0], value = pair[1], unit = null;
+
+ if (value.parseColor('#zzzzzz') != '#zzzzzz') {
+ value = value.parseColor();
+ unit = 'color';
+ } else if (property == 'opacity') {
+ value = parseFloat(value);
+ if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
+ this.element.setStyle({zoom: 1});
+ } else if (Element.CSS_LENGTH.test(value)) {
+ var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/);
+ value = parseFloat(components[1]);
+ unit = (components.length == 3) ? components[2] : null;
+ }
+
+ var originalValue = this.element.getStyle(property);
+ return {
+ style: property.camelize(),
+ originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0),
+ targetValue: unit=='color' ? parseColor(value) : value,
+ unit: unit
+ };
+ }.bind(this)).reject(function(transform){
+ return (
+ (transform.originalValue == transform.targetValue) ||
+ (
+ transform.unit != 'color' &&
+ (isNaN(transform.originalValue) || isNaN(transform.targetValue))
+ )
+ );
+ });
+ },
+ update: function(position) {
+ var style = { }, transform, i = this.transforms.length;
+ while(i--)
+ style[(transform = this.transforms[i]).style] =
+ transform.unit=='color' ? '#'+
+ (Math.round(transform.originalValue[0]+
+ (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() +
+ (Math.round(transform.originalValue[1]+
+ (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() +
+ (Math.round(transform.originalValue[2]+
+ (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() :
+ (transform.originalValue +
+ (transform.targetValue - transform.originalValue) * position).toFixed(3) +
+ (transform.unit === null ? '' : transform.unit);
+ this.element.setStyle(style, true);
+ }
+});
+
+Effect.Transform = Class.create({
+ initialize: function(tracks){
+ this.tracks = [];
+ this.options = arguments[1] || { };
+ this.addTracks(tracks);
+ },
+ addTracks: function(tracks){
+ tracks.each(function(track){
+ track = $H(track);
+ var data = track.values().first();
+ this.tracks.push($H({
+ ids: track.keys().first(),
+ effect: Effect.Morph,
+ options: { style: data }
+ }));
+ }.bind(this));
+ return this;
+ },
+ play: function(){
+ return new Effect.Parallel(
+ this.tracks.map(function(track){
+ var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options');
+ var elements = [$(ids) || $$(ids)].flatten();
+ return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) });
+ }).flatten(),
+ this.options
+ );
+ }
+});
+
+Element.CSS_PROPERTIES = $w(
+ 'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' +
+ 'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' +
+ 'borderRightColor borderRightStyle borderRightWidth borderSpacing ' +
+ 'borderTopColor borderTopStyle borderTopWidth bottom clip color ' +
+ 'fontSize fontWeight height left letterSpacing lineHeight ' +
+ 'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+
+ 'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' +
+ 'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' +
+ 'right textIndent top width wordSpacing zIndex');
+
+Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;
+
+String.__parseStyleElement = document.createElement('div');
+String.prototype.parseStyle = function(){
+ var style, styleRules = $H();
+ if (Prototype.Browser.WebKit)
+ style = new Element('div',{style:this}).style;
+ else {
+ String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>';
+ style = String.__parseStyleElement.childNodes[0].style;
+ }
+
+ Element.CSS_PROPERTIES.each(function(property){
+ if (style[property]) styleRules.set(property, style[property]);
+ });
+
+ if (Prototype.Browser.IE && this.include('opacity'))
+ styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]);
+
+ return styleRules;
+};
+
+if (document.defaultView && document.defaultView.getComputedStyle) {
+ Element.getStyles = function(element) {
+ var css = document.defaultView.getComputedStyle($(element), null);
+ return Element.CSS_PROPERTIES.inject({ }, function(styles, property) {
+ styles[property] = css[property];
+ return styles;
+ });
+ };
+} else {
+ Element.getStyles = function(element) {
+ element = $(element);
+ var css = element.currentStyle, styles;
+ styles = Element.CSS_PROPERTIES.inject({ }, function(results, property) {
+ results[property] = css[property];
+ return results;
+ });
+ if (!styles.opacity) styles.opacity = element.getOpacity();
+ return styles;
+ };
+}
+
+Effect.Methods = {
+ morph: function(element, style) {
+ element = $(element);
+ new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { }));
+ return element;
+ },
+ visualEffect: function(element, effect, options) {
+ element = $(element);
+ var s = effect.dasherize().camelize(), klass = s.charAt(0).toUpperCase() + s.substring(1);
+ new Effect[klass](element, options);
+ return element;
+ },
+ highlight: function(element, options) {
+ element = $(element);
+ new Effect.Highlight(element, options);
+ return element;
+ }
+};
+
+$w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+
+ 'pulsate shake puff squish switchOff dropOut').each(
+ function(effect) {
+ Effect.Methods[effect] = function(element, options){
+ element = $(element);
+ Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options);
+ return element;
+ };
+ }
+);
+
+$w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each(
+ function(f) { Effect.Methods[f] = Element[f]; }
+);
+
+Element.addMethods(Effect.Methods); \ No newline at end of file
diff --git a/js/lightbox.js b/js/lightbox.js
new file mode 100644
index 0000000..358fba4
--- /dev/null
+++ b/js/lightbox.js
@@ -0,0 +1,497 @@
+// -----------------------------------------------------------------------------------
+//
+// Lightbox v2.04
+// by Lokesh Dhakar - http://www.lokeshdhakar.com
+// Last Modification: 2/9/08
+//
+// For more information, visit:
+// http://lokeshdhakar.com/projects/lightbox2/
+//
+// Licensed under the Creative Commons Attribution 2.5 License - http://creativecommons.org/licenses/by/2.5/
+// - Free for use in both personal and commercial projects
+// - Attribution requires leaving author name, author link, and the license info intact.
+//
+// Thanks: Scott Upton(uptonic.com), Peter-Paul Koch(quirksmode.com), and Thomas Fuchs(mir.aculo.us) for ideas, libs, and snippets.
+// Artemy Tregubenko (arty.name) for cleanup and help in updating to latest ver of proto-aculous.
+//
+// -----------------------------------------------------------------------------------
+/*
+
+ Table of Contents
+ -----------------
+ Configuration
+
+ Lightbox Class Declaration
+ - initialize()
+ - updateImageList()
+ - start()
+ - changeImage()
+ - resizeImageContainer()
+ - showImage()
+ - updateDetails()
+ - updateNav()
+ - enableKeyboardNav()
+ - disableKeyboardNav()
+ - keyboardAction()
+ - preloadNeighborImages()
+ - end()
+
+ Function Calls
+ - document.observe()
+
+*/
+// -----------------------------------------------------------------------------------
+
+//
+// Configurationl
+//
+LightboxOptions = Object.extend({
+ fileLoadingImage: '/images/loading.gif',
+ fileBottomNavCloseImage: '/images/closelabel.gif',
+
+ overlayOpacity: 0.8, // controls transparency of shadow overlay
+
+ animate: true, // toggles resizing animations
+ resizeSpeed: 7, // controls the speed of the image resizing animations (1=slowest and 10=fastest)
+
+ borderSize: 10, //if you adjust the padding in the CSS, you will need to update this variable
+
+ // When grouping images this is used to write: Image # of #.
+ // Change it for non-english localization
+ labelImage: "Image",
+ labelOf: "of"
+}, window.LightboxOptions || {});
+
+// -----------------------------------------------------------------------------------
+
+var Lightbox = Class.create();
+
+Lightbox.prototype = {
+ imageArray: [],
+ activeImage: undefined,
+
+ // initialize()
+ // Constructor runs on completion of the DOM loading. Calls updateImageList and then
+ // the function inserts html at the bottom of the page which is used to display the shadow
+ // overlay and the image container.
+ //
+ initialize: function() {
+
+ this.updateImageList();
+
+ this.keyboardAction = this.keyboardAction.bindAsEventListener(this);
+
+ if (LightboxOptions.resizeSpeed > 10) LightboxOptions.resizeSpeed = 10;
+ if (LightboxOptions.resizeSpeed < 1) LightboxOptions.resizeSpeed = 1;
+
+ this.resizeDuration = LightboxOptions.animate ? ((11 - LightboxOptions.resizeSpeed) * 0.15) : 0;
+ this.overlayDuration = LightboxOptions.animate ? 0.2 : 0; // shadow fade in/out duration
+
+ // When Lightbox starts it will resize itself from 250 by 250 to the current image dimension.
+ // If animations are turned off, it will be hidden as to prevent a flicker of a
+ // white 250 by 250 box.
+ var size = (LightboxOptions.animate ? 250 : 1) + 'px';
+
+
+ // Code inserts html at the bottom of the page that looks similar to this:
+ //
+ // <div id="overlay"></div>
+ // <div id="lightbox">
+ // <div id="outerImageContainer">
+ // <div id="imageContainer">
+ // <img id="lightboxImage">
+ // <div style="" id="hoverNav">
+ // <a href="#" id="prevLink"></a>
+ // <a href="#" id="nextLink"></a>
+ // </div>
+ // <div id="loading">
+ // <a href="#" id="loadingLink">
+ // <img src="images/loading.gif">
+ // </a>
+ // </div>
+ // </div>
+ // </div>
+ // <div id="imageDataContainer">
+ // <div id="imageData">
+ // <div id="imageDetails">
+ // <span id="caption"></span>
+ // <span id="numberDisplay"></span>
+ // </div>
+ // <div id="bottomNav">
+ // <a href="#" id="bottomNavClose">
+ // <img src="images/close.gif">
+ // </a>
+ // </div>
+ // </div>
+ // </div>
+ // </div>
+
+
+ var objBody = $$('body')[0];
+
+ objBody.appendChild(Builder.node('div',{id:'overlay'}));
+
+ objBody.appendChild(Builder.node('div',{id:'lightbox'}, [
+ Builder.node('div',{id:'outerImageContainer'},
+ Builder.node('div',{id:'imageContainer'}, [
+ Builder.node('img',{id:'lightboxImage'}),
+ Builder.node('div',{id:'hoverNav'}, [
+ Builder.node('a',{id:'prevLink', href: '#' }),
+ Builder.node('a',{id:'nextLink', href: '#' })
+ ]),
+ Builder.node('div',{id:'loading'},
+ Builder.node('a',{id:'loadingLink', href: '#' },
+ Builder.node('img', {src: LightboxOptions.fileLoadingImage})
+ )
+ )
+ ])
+ ),
+ Builder.node('div', {id:'imageDataContainer'},
+ Builder.node('div',{id:'imageData'}, [
+ Builder.node('div',{id:'imageDetails'}, [
+ Builder.node('span',{id:'caption'}),
+ Builder.node('span',{id:'numberDisplay'})
+ ]),
+ Builder.node('div',{id:'bottomNav'},
+ Builder.node('a',{id:'bottomNavClose', href: '#' },
+ Builder.node('img', { src: LightboxOptions.fileBottomNavCloseImage })
+ )
+ )
+ ])
+ )
+ ]));
+
+
+ $('overlay').hide().observe('click', (function() { this.end(); }).bind(this));
+ $('lightbox').hide().observe('click', (function(event) { if (event.element().id == 'lightbox') this.end(); }).bind(this));
+ $('outerImageContainer').setStyle({ width: size, height: size });
+ $('prevLink').observe('click', (function(event) { event.stop(); this.changeImage(this.activeImage - 1); }).bindAsEventListener(this));
+ $('nextLink').observe('click', (function(event) { event.stop(); this.changeImage(this.activeImage + 1); }).bindAsEventListener(this));
+ $('loadingLink').observe('click', (function(event) { event.stop(); this.end(); }).bind(this));
+ $('bottomNavClose').observe('click', (function(event) { event.stop(); this.end(); }).bind(this));
+
+ var th = this;
+ (function(){
+ var ids =
+ 'overlay lightbox outerImageContainer imageContainer lightboxImage hoverNav prevLink nextLink loading loadingLink ' +
+ 'imageDataContainer imageData imageDetails caption numberDisplay bottomNav bottomNavClose';
+ $w(ids).each(function(id){ th[id] = $(id); });
+ }).defer();
+ },
+
+ //
+ // updateImageList()
+ // Loops through anchor tags looking for 'lightbox' references and applies onclick
+ // events to appropriate links. You can rerun after dynamically adding images w/ajax.
+ //
+ updateImageList: function() {
+ this.updateImageList = Prototype.emptyFunction;
+
+ document.observe('click', (function(event){
+ var target = event.findElement('a[rel^=lightbox]') || event.findElement('area[rel^=lightbox]');
+ if (target) {
+ event.stop();
+ this.start(target);
+ }
+ }).bind(this));
+ },
+
+ //
+ // start()
+ // Display overlay and lightbox. If image is part of a set, add siblings to imageArray.
+ //
+ start: function(imageLink) {
+
+ $$('select', 'object', 'embed').each(function(node){ node.style.visibility = 'hidden' });
+
+ // stretch overlay to fill page and fade in
+ var arrayPageSize = this.getPageSize();
+ $('overlay').setStyle({ width: arrayPageSize[0] + 'px', height: arrayPageSize[1] + 'px' });
+
+ new Effect.Appear(this.overlay, { duration: this.overlayDuration, from: 0.0, to: LightboxOptions.overlayOpacity });
+
+ this.imageArray = [];
+ var imageNum = 0;
+
+ if ((imageLink.rel == 'lightbox')){
+ // if image is NOT part of a set, add single image to imageArray
+ this.imageArray.push([imageLink.href, imageLink.title]);
+ } else {
+ // if image is part of a set..
+ this.imageArray =
+ $$(imageLink.tagName + '[href][rel="' + imageLink.rel + '"]').
+ collect(function(anchor){ return [anchor.href, anchor.title]; }).
+ uniq();
+
+ while (this.imageArray[imageNum][0] != imageLink.href) { imageNum++; }
+ }
+
+ // calculate top and left offset for the lightbox
+ var arrayPageScroll = document.viewport.getScrollOffsets();
+ var lightboxTop = arrayPageScroll[1] + (document.viewport.getHeight() / 10);
+ var lightboxLeft = arrayPageScroll[0];
+ this.lightbox.setStyle({ top: lightboxTop + 'px', left: lightboxLeft + 'px' }).show();
+
+ this.changeImage(imageNum);
+ },
+
+ //
+ // changeImage()
+ // Hide most elements and preload image in preparation for resizing image container.
+ //
+ changeImage: function(imageNum) {
+
+ this.activeImage = imageNum; // update global var
+
+ // hide elements during transition
+ if (LightboxOptions.animate) this.loading.show();
+ this.lightboxImage.hide();
+ this.hoverNav.hide();
+ this.prevLink.hide();
+ this.nextLink.hide();
+ // HACK: Opera9 does not currently support scriptaculous opacity and appear fx
+ this.imageDataContainer.setStyle({opacity: .0001});
+ this.numberDisplay.hide();
+
+ var imgPreloader = new Image();
+
+ // once image is preloaded, resize image container
+
+
+ imgPreloader.onload = (function(){
+ this.lightboxImage.src = this.imageArray[this.activeImage][0];
+ this.resizeImageContainer(imgPreloader.width, imgPreloader.height);
+ }).bind(this);
+ imgPreloader.src = this.imageArray[this.activeImage][0];
+ },
+
+ //
+ // resizeImageContainer()
+ //
+ resizeImageContainer: function(imgWidth, imgHeight) {
+
+ // get current width and height
+ var widthCurrent = this.outerImageContainer.getWidth();
+ var heightCurrent = this.outerImageContainer.getHeight();
+
+ // get new width and height
+ var widthNew = (imgWidth + LightboxOptions.borderSize * 2);
+ var heightNew = (imgHeight + LightboxOptions.borderSize * 2);
+
+ // scalars based on change from old to new
+ var xScale = (widthNew / widthCurrent) * 100;
+ var yScale = (heightNew / heightCurrent) * 100;
+
+ // calculate size difference between new and old image, and resize if necessary
+ var wDiff = widthCurrent - widthNew;
+ var hDiff = heightCurrent - heightNew;
+
+ if (hDiff != 0) new Effect.Scale(this.outerImageContainer, yScale, {scaleX: false, duration: this.resizeDuration, queue: 'front'});
+ if (wDiff != 0) new Effect.Scale(this.outerImageContainer, xScale, {scaleY: false, duration: this.resizeDuration, delay: this.resizeDuration});
+
+ // if new and old image are same size and no scaling transition is necessary,
+ // do a quick pause to prevent image flicker.
+ var timeout = 0;
+ if ((hDiff == 0) && (wDiff == 0)){
+ timeout = 100;
+ if (Prototype.Browser.IE) timeout = 250;
+ }
+
+ (function(){
+ this.prevLink.setStyle({ height: imgHeight + 'px' });
+ this.nextLink.setStyle({ height: imgHeight + 'px' });
+ this.imageDataContainer.setStyle({ width: widthNew + 'px' });
+
+ this.showImage();
+ }).bind(this).delay(timeout / 1000);
+ },
+
+ //
+ // showImage()
+ // Display image and begin preloading neighbors.
+ //
+ showImage: function(){
+ this.loading.hide();
+ new Effect.Appear(this.lightboxImage, {
+ duration: this.resizeDuration,
+ queue: 'end',
+ afterFinish: (function(){ this.updateDetails(); }).bind(this)
+ });
+ this.preloadNeighborImages();
+ },
+
+ //
+ // updateDetails()
+ // Display caption, image number, and bottom nav.
+ //
+ updateDetails: function() {
+
+ // if caption is not null
+ if (this.imageArray[this.activeImage][1] != ""){
+ this.caption.update(this.imageArray[this.activeImage][1]).show();
+ }
+
+ // if image is part of set display 'Image x of x'
+ if (this.imageArray.length > 1){
+ this.numberDisplay.update( LightboxOptions.labelImage + ' ' + (this.activeImage + 1) + ' ' + LightboxOptions.labelOf + ' ' + this.imageArray.length).show();
+ }
+
+ new Effect.Parallel(
+ [
+ new Effect.SlideDown(this.imageDataContainer, { sync: true, duration: this.resizeDuration, from: 0.0, to: 1.0 }),
+ new Effect.Appear(this.imageDataContainer, { sync: true, duration: this.resizeDuration })
+ ],
+ {
+ duration: this.resizeDuration,
+ afterFinish: (function() {
+ // update overlay size and update nav
+ var arrayPageSize = this.getPageSize();
+ this.overlay.setStyle({ height: arrayPageSize[1] + 'px' });
+ this.updateNav();
+ }).bind(this)
+ }
+ );
+ },
+
+ //
+ // updateNav()
+ // Display appropriate previous and next hover navigation.
+ //
+ updateNav: function() {
+
+ this.hoverNav.show();
+
+ // if not first image in set, display prev image button
+ if (this.activeImage > 0) this.prevLink.show();
+
+ // if not last image in set, display next image button
+ if (this.activeImage < (this.imageArray.length - 1)) this.nextLink.show();
+
+ this.enableKeyboardNav();
+ },
+
+ //
+ // enableKeyboardNav()
+ //
+ enableKeyboardNav: function() {
+ document.observe('keydown', this.keyboardAction);
+ },
+
+ //
+ // disableKeyboardNav()
+ //
+ disableKeyboardNav: function() {
+ document.stopObserving('keydown', this.keyboardAction);
+ },
+
+ //
+ // keyboardAction()
+ //
+ keyboardAction: function(event) {
+ var keycode = event.keyCode;
+
+ var escapeKey;
+ if (event.DOM_VK_ESCAPE) { // mozilla
+ escapeKey = event.DOM_VK_ESCAPE;
+ } else { // ie
+ escapeKey = 27;
+ }
+
+ var key = String.fromCharCode(keycode).toLowerCase();
+
+ if (key.match(/x|o|c/) || (keycode == escapeKey)){ // close lightbox
+ this.end();
+ } else if ((key == 'p') || (keycode == 37)){ // display previous image
+ if (this.activeImage != 0){
+ this.disableKeyboardNav();
+ this.changeImage(this.activeImage - 1);
+ }
+ } else if ((key == 'n') || (keycode == 39)){ // display next image
+ if (this.activeImage != (this.imageArray.length - 1)){
+ this.disableKeyboardNav();
+ this.changeImage(this.activeImage + 1);
+ }
+ }
+ },
+
+ //
+ // preloadNeighborImages()
+ // Preload previous and next images.
+ //
+ preloadNeighborImages: function(){
+ var preloadNextImage, preloadPrevImage;
+ if (this.imageArray.length > this.activeImage + 1){
+ preloadNextImage = new Image();
+ preloadNextImage.src = this.imageArray[this.activeImage + 1][0];
+ }
+ if (this.activeImage > 0){
+ preloadPrevImage = new Image();
+ preloadPrevImage.src = this.imageArray[this.activeImage - 1][0];
+ }
+
+ },
+
+ //
+ // end()
+ //
+ end: function() {
+ this.disableKeyboardNav();
+ this.lightbox.hide();
+ new Effect.Fade(this.overlay, { duration: this.overlayDuration });
+ $$('select', 'object', 'embed').each(function(node){ node.style.visibility = 'visible' });
+ },
+
+ //
+ // getPageSize()
+ //
+ getPageSize: function() {
+
+ var xScroll, yScroll;
+
+ if (window.innerHeight && window.scrollMaxY) {
+ xScroll = window.innerWidth + window.scrollMaxX;
+ yScroll = window.innerHeight + window.scrollMaxY;
+ } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
+ xScroll = document.body.scrollWidth;
+ yScroll = document.body.scrollHeight;
+ } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
+ xScroll = document.body.offsetWidth;
+ yScroll = document.body.offsetHeight;
+ }
+
+ var windowWidth, windowHeight;
+
+ if (self.innerHeight) { // all except Explorer
+ if(document.documentElement.clientWidth){
+ windowWidth = document.documentElement.clientWidth;
+ } else {
+ windowWidth = self.innerWidth;
+ }
+ windowHeight = self.innerHeight;
+ } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
+ windowWidth = document.documentElement.clientWidth;
+ windowHeight = document.documentElement.clientHeight;
+ } else if (document.body) { // other Explorers
+ windowWidth = document.body.clientWidth;
+ windowHeight = document.body.clientHeight;
+ }
+
+ // for small pages with total height less then height of the viewport
+ if(yScroll < windowHeight){
+ pageHeight = windowHeight;
+ } else {
+ pageHeight = yScroll;
+ }
+
+ // for small pages with total width less then width of the viewport
+ if(xScroll < windowWidth){
+ pageWidth = xScroll;
+ } else {
+ pageWidth = windowWidth;
+ }
+
+ return [pageWidth,pageHeight];
+ }
+}
+
+document.observe('dom:loaded', function () { new Lightbox(); });
diff --git a/js/prototype.js b/js/prototype.js
new file mode 100644
index 0000000..474b223
--- /dev/null
+++ b/js/prototype.js
@@ -0,0 +1,6082 @@
+/* Prototype JavaScript framework, version 1.7
+ * (c) 2005-2010 Sam Stephenson
+ *
+ * Prototype is freely distributable under the terms of an MIT-style license.
+ * For details, see the Prototype web site: http://www.prototypejs.org/
+ *
+ *--------------------------------------------------------------------------*/
+
+var Prototype = {
+
+ Version: '1.7',
+
+ Browser: (function(){
+ var ua = navigator.userAgent;
+ var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
+ return {
+ IE: !!window.attachEvent && !isOpera,
+ Opera: isOpera,
+ WebKit: ua.indexOf('AppleWebKit/') > -1,
+ Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1,
+ MobileSafari: /Apple.*Mobile/.test(ua)
+ }
+ })(),
+
+ BrowserFeatures: {
+ XPath: !!document.evaluate,
+
+ SelectorsAPI: !!document.querySelector,
+
+ ElementExtensions: (function() {
+ var constructor = window.Element || window.HTMLElement;
+ return !!(constructor && constructor.prototype);
+ })(),
+ SpecificElementExtensions: (function() {
+ if (typeof window.HTMLDivElement !== 'undefined')
+ return true;
+
+ var div = document.createElement('div'),
+ form = document.createElement('form'),
+ isSupported = false;
+
+ if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) {
+ isSupported = true;
+ }
+
+ div = form = null;
+
+ return isSupported;
+ })()
+ },
+
+ ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
+ JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
+
+ emptyFunction: function() { },
+
+ K: function(x) { return x }
+};
+
+if (Prototype.Browser.MobileSafari)
+ Prototype.BrowserFeatures.SpecificElementExtensions = false;
+
+
+var Abstract = { };
+
+
+var Try = {
+ these: function() {
+ var returnValue;
+
+ for (var i = 0, length = arguments.length; i < length; i++) {
+ var lambda = arguments[i];
+ try {
+ returnValue = lambda();
+ break;
+ } catch (e) { }
+ }
+
+ return returnValue;
+ }
+};
+
+/* Based on Alex Arnell's inheritance implementation. */
+
+var Class = (function() {
+
+ var IS_DONTENUM_BUGGY = (function(){
+ for (var p in { toString: 1 }) {
+ if (p === 'toString') return false;
+ }
+ return true;
+ })();
+
+ function subclass() {};
+ function create() {
+ var parent = null, properties = $A(arguments);
+ if (Object.isFunction(properties[0]))
+ parent = properties.shift();
+
+ function klass() {
+ this.initialize.apply(this, arguments);
+ }
+
+ Object.extend(klass, Class.Methods);
+ klass.superclass = parent;
+ klass.subclasses = [];
+
+ if (parent) {
+ subclass.prototype = parent.prototype;
+ klass.prototype = new subclass;
+ parent.subclasses.push(klass);
+ }
+
+ for (var i = 0, length = properties.length; i < length; i++)
+ klass.addMethods(properties[i]);
+
+ if (!klass.prototype.initialize)
+ klass.prototype.initialize = Prototype.emptyFunction;
+
+ klass.prototype.constructor = klass;
+ return klass;
+ }
+
+ function addMethods(source) {
+ var ancestor = this.superclass && this.superclass.prototype,
+ properties = Object.keys(source);
+
+ if (IS_DONTENUM_BUGGY) {
+ if (source.toString != Object.prototype.toString)
+ properties.push("toString");
+ if (source.valueOf != Object.prototype.valueOf)
+ properties.push("valueOf");
+ }
+
+ for (var i = 0, length = properties.length; i < length; i++) {
+ var property = properties[i], value = source[property];
+ if (ancestor && Object.isFunction(value) &&
+ value.argumentNames()[0] == "$super") {
+ var method = value;
+ value = (function(m) {
+ return function() { return ancestor[m].apply(this, arguments); };
+ })(property).wrap(method);
+
+ value.valueOf = method.valueOf.bind(method);
+ value.toString = method.toString.bind(method);
+ }
+ this.prototype[property] = value;
+ }
+
+ return this;
+ }
+
+ return {
+ create: create,
+ Methods: {
+ addMethods: addMethods
+ }
+ };
+})();
+(function() {
+
+ var _toString = Object.prototype.toString,
+ NULL_TYPE = 'Null',
+ UNDEFINED_TYPE = 'Undefined',
+ BOOLEAN_TYPE = 'Boolean',
+ NUMBER_TYPE = 'Number',
+ STRING_TYPE = 'String',
+ OBJECT_TYPE = 'Object',
+ FUNCTION_CLASS = '[object Function]',
+ BOOLEAN_CLASS = '[object Boolean]',
+ NUMBER_CLASS = '[object Number]',
+ STRING_CLASS = '[object String]',
+ ARRAY_CLASS = '[object Array]',
+ DATE_CLASS = '[object Date]',
+ NATIVE_JSON_STRINGIFY_SUPPORT = window.JSON &&
+ typeof JSON.stringify === 'function' &&
+ JSON.stringify(0) === '0' &&
+ typeof JSON.stringify(Prototype.K) === 'undefined';
+
+ function Type(o) {
+ switch(o) {
+ case null: return NULL_TYPE;
+ case (void 0): return UNDEFINED_TYPE;
+ }
+ var type = typeof o;
+ switch(type) {
+ case 'boolean': return BOOLEAN_TYPE;
+ case 'number': return NUMBER_TYPE;
+ case 'string': return STRING_TYPE;
+ }
+ return OBJECT_TYPE;
+ }
+
+ function extend(destination, source) {
+ for (var property in source)
+ destination[property] = source[property];
+ return destination;
+ }
+
+ function inspect(object) {
+ try {
+ if (isUndefined(object)) return 'undefined';
+ if (object === null) return 'null';
+ return object.inspect ? object.inspect() : String(object);
+ } catch (e) {
+ if (e instanceof RangeError) return '...';
+ throw e;
+ }
+ }
+
+ function toJSON(value) {
+ return Str('', { '': value }, []);
+ }
+
+ function Str(key, holder, stack) {
+ var value = holder[key],
+ type = typeof value;
+
+ if (Type(value) === OBJECT_TYPE && typeof value.toJSON === 'function') {
+ value = value.toJSON(key);
+ }
+
+ var _class = _toString.call(value);
+
+ switch (_class) {
+ case NUMBER_CLASS:
+ case BOOLEAN_CLASS:
+ case STRING_CLASS:
+ value = value.valueOf();
+ }
+
+ switch (value) {
+ case null: return 'null';
+ case true: return 'true';
+ case false: return 'false';
+ }
+
+ type = typeof value;
+ switch (type) {
+ case 'string':
+ return value.inspect(true);
+ case 'number':
+ return isFinite(value) ? String(value) : 'null';
+ case 'object':
+
+ for (var i = 0, length = stack.length; i < length; i++) {
+ if (stack[i] === value) { throw new TypeError(); }
+ }
+ stack.push(value);
+
+ var partial = [];
+ if (_class === ARRAY_CLASS) {
+ for (var i = 0, length = value.length; i < length; i++) {
+ var str = Str(i, value, stack);
+ partial.push(typeof str === 'undefined' ? 'null' : str);
+ }
+ partial = '[' + partial.join(',') + ']';
+ } else {
+ var keys = Object.keys(value);
+ for (var i = 0, length = keys.length; i < length; i++) {
+ var key = keys[i], str = Str(key, value, stack);
+ if (typeof str !== "undefined") {
+ partial.push(key.inspect(true)+ ':' + str);
+ }
+ }
+ partial = '{' + partial.join(',') + '}';
+ }
+ stack.pop();
+ return partial;
+ }
+ }
+
+ function stringify(object) {
+ return JSON.stringify(object);
+ }
+
+ function toQueryString(object) {
+ return $H(object).toQueryString();
+ }
+
+ function toHTML(object) {
+ return object && object.toHTML ? object.toHTML() : String.interpret(object);
+ }
+
+ function keys(object) {
+ if (Type(object) !== OBJECT_TYPE) { throw new TypeError(); }
+ var results = [];
+ for (var property in object) {
+ if (object.hasOwnProperty(property)) {
+ results.push(property);
+ }
+ }
+ return results;
+ }
+
+ function values(object) {
+ var results = [];
+ for (var property in object)
+ results.push(object[property]);
+ return results;
+ }
+
+ function clone(object) {
+ return extend({ }, object);
+ }
+
+ function isElement(object) {
+ return !!(object && object.nodeType == 1);
+ }
+
+ function isArray(object) {
+ return _toString.call(object) === ARRAY_CLASS;
+ }
+
+ var hasNativeIsArray = (typeof Array.isArray == 'function')
+ && Array.isArray([]) && !Array.isArray({});
+
+ if (hasNativeIsArray) {
+ isArray = Array.isArray;
+ }
+
+ function isHash(object) {
+ return object instanceof Hash;
+ }
+
+ function isFunction(object) {
+ return _toString.call(object) === FUNCTION_CLASS;
+ }
+
+ function isString(object) {
+ return _toString.call(object) === STRING_CLASS;
+ }
+
+ function isNumber(object) {
+ return _toString.call(object) === NUMBER_CLASS;
+ }
+
+ function isDate(object) {
+ return _toString.call(object) === DATE_CLASS;
+ }
+
+ function isUndefined(object) {
+ return typeof object === "undefined";
+ }
+
+ extend(Object, {
+ extend: extend,
+ inspect: inspect,
+ toJSON: NATIVE_JSON_STRINGIFY_SUPPORT ? stringify : toJSON,
+ toQueryString: toQueryString,
+ toHTML: toHTML,
+ keys: Object.keys || keys,
+ values: values,
+ clone: clone,
+ isElement: isElement,
+ isArray: isArray,
+ isHash: isHash,
+ isFunction: isFunction,
+ isString: isString,
+ isNumber: isNumber,
+ isDate: isDate,
+ isUndefined: isUndefined
+ });
+})();
+Object.extend(Function.prototype, (function() {
+ var slice = Array.prototype.slice;
+
+ function update(array, args) {
+ var arrayLength = array.length, length = args.length;
+ while (length--) array[arrayLength + length] = args[length];
+ return array;
+ }
+
+ function merge(array, args) {
+ array = slice.call(array, 0);
+ return update(array, args);
+ }
+
+ function argumentNames() {
+ var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
+ .replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
+ .replace(/\s+/g, '').split(',');
+ return names.length == 1 && !names[0] ? [] : names;
+ }
+
+ function bind(context) {
+ if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
+ var __method = this, args = slice.call(arguments, 1);
+ return function() {
+ var a = merge(args, arguments);
+ return __method.apply(context, a);
+ }
+ }
+
+ function bindAsEventListener(context) {
+ var __method = this, args = slice.call(arguments, 1);
+ return function(event) {
+ var a = update([event || window.event], args);
+ return __method.apply(context, a);
+ }
+ }
+
+ function curry() {
+ if (!arguments.length) return this;
+ var __method = this, args = slice.call(arguments, 0);
+ return function() {
+ var a = merge(args, arguments);
+ return __method.apply(this, a);
+ }
+ }
+
+ function delay(timeout) {
+ var __method = this, args = slice.call(arguments, 1);
+ timeout = timeout * 1000;
+ return window.setTimeout(function() {
+ return __method.apply(__method, args);
+ }, timeout);
+ }
+
+ function defer() {
+ var args = update([0.01], arguments);
+ return this.delay.apply(this, args);
+ }
+
+ function wrap(wrapper) {
+ var __method = this;
+ return function() {
+ var a = update([__method.bind(this)], arguments);
+ return wrapper.apply(this, a);
+ }
+ }
+
+ function methodize() {
+ if (this._methodized) return this._methodized;
+ var __method = this;
+ return this._methodized = function() {
+ var a = update([this], arguments);
+ return __method.apply(null, a);
+ };
+ }
+
+ return {
+ argumentNames: argumentNames,
+ bind: bind,
+ bindAsEventListener: bindAsEventListener,
+ curry: curry,
+ delay: delay,
+ defer: defer,
+ wrap: wrap,
+ methodize: methodize
+ }
+})());
+
+
+
+(function(proto) {
+
+
+ function toISOString() {
+ return this.getUTCFullYear() + '-' +
+ (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
+ this.getUTCDate().toPaddedString(2) + 'T' +
+ this.getUTCHours().toPaddedString(2) + ':' +
+ this.getUTCMinutes().toPaddedString(2) + ':' +
+ this.getUTCSeconds().toPaddedString(2) + 'Z';
+ }
+
+
+ function toJSON() {
+ return this.toISOString();
+ }
+
+ if (!proto.toISOString) proto.toISOString = toISOString;
+ if (!proto.toJSON) proto.toJSON = toJSON;
+
+})(Date.prototype);
+
+
+RegExp.prototype.match = RegExp.prototype.test;
+
+RegExp.escape = function(str) {
+ return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
+};
+var PeriodicalExecuter = Class.create({
+ initialize: function(callback, frequency) {
+ this.callback = callback;
+ this.frequency = frequency;
+ this.currentlyExecuting = false;
+
+ this.registerCallback();
+ },
+
+ registerCallback: function() {
+ this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
+ },
+
+ execute: function() {
+ this.callback(this);
+ },
+
+ stop: function() {
+ if (!this.timer) return;
+ clearInterval(this.timer);
+ this.timer = null;
+ },
+
+ onTimerEvent: function() {
+ if (!this.currentlyExecuting) {
+ try {
+ this.currentlyExecuting = true;
+ this.execute();
+ this.currentlyExecuting = false;
+ } catch(e) {
+ this.currentlyExecuting = false;
+ throw e;
+ }
+ }
+ }
+});
+Object.extend(String, {
+ interpret: function(value) {
+ return value == null ? '' : String(value);
+ },
+ specialChar: {
+ '\b': '\\b',
+ '\t': '\\t',
+ '\n': '\\n',
+ '\f': '\\f',
+ '\r': '\\r',
+ '\\': '\\\\'
+ }
+});
+
+Object.extend(String.prototype, (function() {
+ var NATIVE_JSON_PARSE_SUPPORT = window.JSON &&
+ typeof JSON.parse === 'function' &&
+ JSON.parse('{"test": true}').test;
+
+ function prepareReplacement(replacement) {
+ if (Object.isFunction(replacement)) return replacement;
+ var template = new Template(replacement);
+ return function(match) { return template.evaluate(match) };
+ }
+
+ function gsub(pattern, replacement) {
+ var result = '', source = this, match;
+ replacement = prepareReplacement(replacement);
+
+ if (Object.isString(pattern))
+ pattern = RegExp.escape(pattern);
+
+ if (!(pattern.length || pattern.source)) {
+ replacement = replacement('');
+ return replacement + source.split('').join(replacement) + replacement;
+ }
+
+ while (source.length > 0) {
+ if (match = source.match(pattern)) {
+ result += source.slice(0, match.index);
+ result += String.interpret(replacement(match));
+ source = source.slice(match.index + match[0].length);
+ } else {
+ result += source, source = '';
+ }
+ }
+ return result;
+ }
+
+ function sub(pattern, replacement, count) {
+ replacement = prepareReplacement(replacement);
+ count = Object.isUndefined(count) ? 1 : count;
+
+ return this.gsub(pattern, function(match) {
+ if (--count < 0) return match[0];
+ return replacement(match);
+ });
+ }
+
+ function scan(pattern, iterator) {
+ this.gsub(pattern, iterator);
+ return String(this);
+ }
+
+ function truncate(length, truncation) {
+ length = length || 30;
+ truncation = Object.isUndefined(truncation) ? '...' : truncation;
+ return this.length > length ?
+ this.slice(0, length - truncation.length) + truncation : String(this);
+ }
+
+ function strip() {
+ return this.replace(/^\s+/, '').replace(/\s+$/, '');
+ }
+
+ function stripTags() {
+ return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi, '');
+ }
+
+ function stripScripts() {
+ return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
+ }
+
+ function extractScripts() {
+ var matchAll = new RegExp(Prototype.ScriptFragment, 'img'),
+ matchOne = new RegExp(Prototype.ScriptFragment, 'im');
+ return (this.match(matchAll) || []).map(function(scriptTag) {
+ return (scriptTag.match(matchOne) || ['', ''])[1];
+ });
+ }
+
+ function evalScripts() {
+ return this.extractScripts().map(function(script) { return eval(script) });
+ }
+
+ function escapeHTML() {
+ return this.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
+ }
+
+ function unescapeHTML() {
+ return this.stripTags().replace(/&lt;/g,'<').replace(/&gt;/g,'>').replace(/&amp;/g,'&');
+ }
+
+
+ function toQueryParams(separator) {
+ var match = this.strip().match(/([^?#]*)(#.*)?$/);
+ if (!match) return { };
+
+ return match[1].split(separator || '&').inject({ }, function(hash, pair) {
+ if ((pair = pair.split('='))[0]) {
+ var key = decodeURIComponent(pair.shift()),
+ value = pair.length > 1 ? pair.join('=') : pair[0];
+
+ if (value != undefined) value = decodeURIComponent(value);
+
+ if (key in hash) {
+ if (!Object.isArray(hash[key])) hash[key] = [hash[key]];
+ hash[key].push(value);
+ }
+ else hash[key] = value;
+ }
+ return hash;
+ });
+ }
+
+ function toArray() {
+ return this.split('');
+ }
+
+ function succ() {
+ return this.slice(0, this.length - 1) +
+ String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
+ }
+
+ function times(count) {
+ return count < 1 ? '' : new Array(count + 1).join(this);
+ }
+
+ function camelize() {
+ return this.replace(/-+(.)?/g, function(match, chr) {
+ return chr ? chr.toUpperCase() : '';
+ });
+ }
+
+ function capitalize() {
+ return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
+ }
+
+ function underscore() {
+ return this.replace(/::/g, '/')
+ .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
+ .replace(/([a-z\d])([A-Z])/g, '$1_$2')
+ .replace(/-/g, '_')
+ .toLowerCase();
+ }
+
+ function dasherize() {
+ return this.replace(/_/g, '-');
+ }
+
+ function inspect(useDoubleQuotes) {
+ var escapedString = this.replace(/[\x00-\x1f\\]/g, function(character) {
+ if (character in String.specialChar) {
+ return String.specialChar[character];
+ }
+ return '\\u00' + character.charCodeAt().toPaddedString(2, 16);
+ });
+ if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
+ return "'" + escapedString.replace(/'/g, '\\\'') + "'";
+ }
+
+ function unfilterJSON(filter) {
+ return this.replace(filter || Prototype.JSONFilter, '$1');
+ }
+
+ function isJSON() {
+ var str = this;
+ if (str.blank()) return false;
+ str = str.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@');
+ str = str.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']');
+ str = str.replace(/(?:^|:|,)(?:\s*\[)+/g, '');
+ return (/^[\],:{}\s]*$/).test(str);
+ }
+
+ function evalJSON(sanitize) {
+ var json = this.unfilterJSON(),
+ cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
+ if (cx.test(json)) {
+ json = json.replace(cx, function (a) {
+ return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
+ });
+ }
+ try {
+ if (!sanitize || json.isJSON()) return eval('(' + json + ')');
+ } catch (e) { }
+ throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
+ }
+
+ function parseJSON() {
+ var json = this.unfilterJSON();
+ return JSON.parse(json);
+ }
+
+ function include(pattern) {
+ return this.indexOf(pattern) > -1;
+ }
+
+ function startsWith(pattern) {
+ return this.lastIndexOf(pattern, 0) === 0;
+ }
+
+ function endsWith(pattern) {
+ var d = this.length - pattern.length;
+ return d >= 0 && this.indexOf(pattern, d) === d;
+ }
+
+ function empty() {
+ return this == '';
+ }
+
+ function blank() {
+ return /^\s*$/.test(this);
+ }
+
+ function interpolate(object, pattern) {
+ return new Template(this, pattern).evaluate(object);
+ }
+
+ return {
+ gsub: gsub,
+ sub: sub,
+ scan: scan,
+ truncate: truncate,
+ strip: String.prototype.trim || strip,
+ stripTags: stripTags,
+ stripScripts: stripScripts,
+ extractScripts: extractScripts,
+ evalScripts: evalScripts,
+ escapeHTML: escapeHTML,
+ unescapeHTML: unescapeHTML,
+ toQueryParams: toQueryParams,
+ parseQuery: toQueryParams,
+ toArray: toArray,
+ succ: succ,
+ times: times,
+ camelize: camelize,
+ capitalize: capitalize,
+ underscore: underscore,
+ dasherize: dasherize,
+ inspect: inspect,
+ unfilterJSON: unfilterJSON,
+ isJSON: isJSON,
+ evalJSON: NATIVE_JSON_PARSE_SUPPORT ? parseJSON : evalJSON,
+ include: include,
+ startsWith: startsWith,
+ endsWith: endsWith,
+ empty: empty,
+ blank: blank,
+ interpolate: interpolate
+ };
+})());
+
+var Template = Class.create({
+ initialize: function(template, pattern) {
+ this.template = template.toString();
+ this.pattern = pattern || Template.Pattern;
+ },
+
+ evaluate: function(object) {
+ if (object && Object.isFunction(object.toTemplateReplacements))
+ object = object.toTemplateReplacements();
+
+ return this.template.gsub(this.pattern, function(match) {
+ if (object == null) return (match[1] + '');
+
+ var before = match[1] || '';
+ if (before == '\\') return match[2];
+
+ var ctx = object, expr = match[3],
+ pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
+
+ match = pattern.exec(expr);
+ if (match == null) return before;
+
+ while (match != null) {
+ var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1];
+ ctx = ctx[comp];
+ if (null == ctx || '' == match[3]) break;
+ expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
+ match = pattern.exec(expr);
+ }
+
+ return before + String.interpret(ctx);
+ });
+ }
+});
+Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
+
+var $break = { };
+
+var Enumerable = (function() {
+ function each(iterator, context) {
+ var index = 0;
+ try {
+ this._each(function(value) {
+ iterator.call(context, value, index++);
+ });
+ } catch (e) {
+ if (e != $break) throw e;
+ }
+ return this;
+ }
+
+ function eachSlice(number, iterator, context) {
+ var index = -number, slices = [], array = this.toArray();
+ if (number < 1) return array;
+ while ((index += number) < array.length)
+ slices.push(array.slice(index, index+number));
+ return slices.collect(iterator, context);
+ }
+
+ function all(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var result = true;
+ this.each(function(value, index) {
+ result = result && !!iterator.call(context, value, index);
+ if (!result) throw $break;
+ });
+ return result;
+ }
+
+ function any(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var result = false;
+ this.each(function(value, index) {
+ if (result = !!iterator.call(context, value, index))
+ throw $break;
+ });
+ return result;
+ }
+
+ function collect(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var results = [];
+ this.each(function(value, index) {
+ results.push(iterator.call(context, value, index));
+ });
+ return results;
+ }
+
+ function detect(iterator, context) {
+ var result;
+ this.each(function(value, index) {
+ if (iterator.call(context, value, index)) {
+ result = value;
+ throw $break;
+ }
+ });
+ return result;
+ }
+
+ function findAll(iterator, context) {
+ var results = [];
+ this.each(function(value, index) {
+ if (iterator.call(context, value, index))
+ results.push(value);
+ });
+ return results;
+ }
+
+ function grep(filter, iterator, context) {
+ iterator = iterator || Prototype.K;
+ var results = [];
+
+ if (Object.isString(filter))
+ filter = new RegExp(RegExp.escape(filter));
+
+ this.each(function(value, index) {
+ if (filter.match(value))
+ results.push(iterator.call(context, value, index));
+ });
+ return results;
+ }
+
+ function include(object) {
+ if (Object.isFunction(this.indexOf))
+ if (this.indexOf(object) != -1) return true;
+
+ var found = false;
+ this.each(function(value) {
+ if (value == object) {
+ found = true;
+ throw $break;
+ }
+ });
+ return found;
+ }
+
+ function inGroupsOf(number, fillWith) {
+ fillWith = Object.isUndefined(fillWith) ? null : fillWith;
+ return this.eachSlice(number, function(slice) {
+ while(slice.length < number) slice.push(fillWith);
+ return slice;
+ });
+ }
+
+ function inject(memo, iterator, context) {
+ this.each(function(value, index) {
+ memo = iterator.call(context, memo, value, index);
+ });
+ return memo;
+ }
+
+ function invoke(method) {
+ var args = $A(arguments).slice(1);
+ return this.map(function(value) {
+ return value[method].apply(value, args);
+ });
+ }
+
+ function max(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var result;
+ this.each(function(value, index) {
+ value = iterator.call(context, value, index);
+ if (result == null || value >= result)
+ result = value;
+ });
+ return result;
+ }
+
+ function min(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var result;
+ this.each(function(value, index) {
+ value = iterator.call(context, value, index);
+ if (result == null || value < result)
+ result = value;
+ });
+ return result;
+ }
+
+ function partition(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var trues = [], falses = [];
+ this.each(function(value, index) {
+ (iterator.call(context, value, index) ?
+ trues : falses).push(value);
+ });
+ return [trues, falses];
+ }
+
+ function pluck(property) {
+ var results = [];
+ this.each(function(value) {
+ results.push(value[property]);
+ });
+ return results;
+ }
+
+ function reject(iterator, context) {
+ var results = [];
+ this.each(function(value, index) {
+ if (!iterator.call(context, value, index))
+ results.push(value);
+ });
+ return results;
+ }
+
+ function sortBy(iterator, context) {
+ return this.map(function(value, index) {
+ return {
+ value: value,
+ criteria: iterator.call(context, value, index)
+ };
+ }).sort(function(left, right) {
+ var a = left.criteria, b = right.criteria;
+ return a < b ? -1 : a > b ? 1 : 0;
+ }).pluck('value');
+ }
+
+ function toArray() {
+ return this.map();
+ }
+
+ function zip() {
+ var iterator = Prototype.K, args = $A(arguments);
+ if (Object.isFunction(args.last()))
+ iterator = args.pop();
+
+ var collections = [this].concat(args).map($A);
+ return this.map(function(value, index) {
+ return iterator(collections.pluck(index));
+ });
+ }
+
+ function size() {
+ return this.toArray().length;
+ }
+
+ function inspect() {
+ return '#<Enumerable:' + this.toArray().inspect() + '>';
+ }
+
+
+
+
+
+
+
+
+
+ return {
+ each: each,
+ eachSlice: eachSlice,
+ all: all,
+ every: all,
+ any: any,
+ some: any,
+ collect: collect,
+ map: collect,
+ detect: detect,
+ findAll: findAll,
+ select: findAll,
+ filter: findAll,
+ grep: grep,
+ include: include,
+ member: include,
+ inGroupsOf: inGroupsOf,
+ inject: inject,
+ invoke: invoke,
+ max: max,
+ min: min,
+ partition: partition,
+ pluck: pluck,
+ reject: reject,
+ sortBy: sortBy,
+ toArray: toArray,
+ entries: toArray,
+ zip: zip,
+ size: size,
+ inspect: inspect,
+ find: detect
+ };
+})();
+
+function $A(iterable) {
+ if (!iterable) return [];
+ if ('toArray' in Object(iterable)) return iterable.toArray();
+ var length = iterable.length || 0, results = new Array(length);
+ while (length--) results[length] = iterable[length];
+ return results;
+}
+
+
+function $w(string) {
+ if (!Object.isString(string)) return [];
+ string = string.strip();
+ return string ? string.split(/\s+/) : [];
+}
+
+Array.from = $A;
+
+
+(function() {
+ var arrayProto = Array.prototype,
+ slice = arrayProto.slice,
+ _each = arrayProto.forEach; // use native browser JS 1.6 implementation if available
+
+ function each(iterator, context) {
+ for (var i = 0, length = this.length >>> 0; i < length; i++) {
+ if (i in this) iterator.call(context, this[i], i, this);
+ }
+ }
+ if (!_each) _each = each;
+
+ function clear() {
+ this.length = 0;
+ return this;
+ }
+
+ function first() {
+ return this[0];
+ }
+
+ function last() {
+ return this[this.length - 1];
+ }
+
+ function compact() {
+ return this.select(function(value) {
+ return value != null;
+ });
+ }
+
+ function flatten() {
+ return this.inject([], function(array, value) {
+ if (Object.isArray(value))
+ return array.concat(value.flatten());
+ array.push(value);
+ return array;
+ });
+ }
+
+ function without() {
+ var values = slice.call(arguments, 0);
+ return this.select(function(value) {
+ return !values.include(value);
+ });
+ }
+
+ function reverse(inline) {
+ return (inline === false ? this.toArray() : this)._reverse();
+ }
+
+ function uniq(sorted) {
+ return this.inject([], function(array, value, index) {
+ if (0 == index || (sorted ? array.last() != value : !array.include(value)))
+ array.push(value);
+ return array;
+ });
+ }
+
+ function intersect(array) {
+ return this.uniq().findAll(function(item) {
+ return array.detect(function(value) { return item === value });
+ });
+ }
+
+
+ function clone() {
+ return slice.call(this, 0);
+ }
+
+ function size() {
+ return this.length;
+ }
+
+ function inspect() {
+ return '[' + this.map(Object.inspect).join(', ') + ']';
+ }
+
+ function indexOf(item, i) {
+ i || (i = 0);
+ var length = this.length;
+ if (i < 0) i = length + i;
+ for (; i < length; i++)
+ if (this[i] === item) return i;
+ return -1;
+ }
+
+ function lastIndexOf(item, i) {
+ i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
+ var n = this.slice(0, i).reverse().indexOf(item);
+ return (n < 0) ? n : i - n - 1;
+ }
+
+ function concat() {
+ var array = slice.call(this, 0), item;
+ for (var i = 0, length = arguments.length; i < length; i++) {
+ item = arguments[i];
+ if (Object.isArray(item) && !('callee' in item)) {
+ for (var j = 0, arrayLength = item.length; j < arrayLength; j++)
+ array.push(item[j]);
+ } else {
+ array.push(item);
+ }
+ }
+ return array;
+ }
+
+ Object.extend(arrayProto, Enumerable);
+
+ if (!arrayProto._reverse)
+ arrayProto._reverse = arrayProto.reverse;
+
+ Object.extend(arrayProto, {
+ _each: _each,
+ clear: clear,
+ first: first,
+ last: last,
+ compact: compact,
+ flatten: flatten,
+ without: without,
+ reverse: reverse,
+ uniq: uniq,
+ intersect: intersect,
+ clone: clone,
+ toArray: clone,
+ size: size,
+ inspect: inspect
+ });
+
+ var CONCAT_ARGUMENTS_BUGGY = (function() {
+ return [].concat(arguments)[0][0] !== 1;
+ })(1,2)
+
+ if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat;
+
+ if (!arrayProto.indexOf) arrayProto.indexOf = indexOf;
+ if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf;
+})();
+function $H(object) {
+ return new Hash(object);
+};
+
+var Hash = Class.create(Enumerable, (function() {
+ function initialize(object) {
+ this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
+ }
+
+
+ function _each(iterator) {
+ for (var key in this._object) {
+ var value = this._object[key], pair = [key, value];
+ pair.key = key;
+ pair.value = value;
+ iterator(pair);
+ }
+ }
+
+ function set(key, value) {
+ return this._object[key] = value;
+ }
+
+ function get(key) {
+ if (this._object[key] !== Object.prototype[key])
+ return this._object[key];
+ }
+
+ function unset(key) {
+ var value = this._object[key];
+ delete this._object[key];
+ return value;
+ }
+
+ function toObject() {
+ return Object.clone(this._object);
+ }
+
+
+
+ function keys() {
+ return this.pluck('key');
+ }
+
+ function values() {
+ return this.pluck('value');
+ }
+
+ function index(value) {
+ var match = this.detect(function(pair) {
+ return pair.value === value;
+ });
+ return match && match.key;
+ }
+
+ function merge(object) {
+ return this.clone().update(object);
+ }
+
+ function update(object) {
+ return new Hash(object).inject(this, function(result, pair) {
+ result.set(pair.key, pair.value);
+ return result;
+ });
+ }
+
+ function toQueryPair(key, value) {
+ if (Object.isUndefined(value)) return key;
+ return key + '=' + encodeURIComponent(String.interpret(value));
+ }
+
+ function toQueryString() {
+ return this.inject([], function(results, pair) {
+ var key = encodeURIComponent(pair.key), values = pair.value;
+
+ if (values && typeof values == 'object') {
+ if (Object.isArray(values)) {
+ var queryValues = [];
+ for (var i = 0, len = values.length, value; i < len; i++) {
+ value = values[i];
+ queryValues.push(toQueryPair(key, value));
+ }
+ return results.concat(queryValues);
+ }
+ } else results.push(toQueryPair(key, values));
+ return results;
+ }).join('&');
+ }
+
+ function inspect() {
+ return '#<Hash:{' + this.map(function(pair) {
+ return pair.map(Object.inspect).join(': ');
+ }).join(', ') + '}>';
+ }
+
+ function clone() {
+ return new Hash(this);
+ }
+
+ return {
+ initialize: initialize,
+ _each: _each,
+ set: set,
+ get: get,
+ unset: unset,
+ toObject: toObject,
+ toTemplateReplacements: toObject,
+ keys: keys,
+ values: values,
+ index: index,
+ merge: merge,
+ update: update,
+ toQueryString: toQueryString,
+ inspect: inspect,
+ toJSON: toObject,
+ clone: clone
+ };
+})());
+
+Hash.from = $H;
+Object.extend(Number.prototype, (function() {
+ function toColorPart() {
+ return this.toPaddedString(2, 16);
+ }
+
+ function succ() {
+ return this + 1;
+ }
+
+ function times(iterator, context) {
+ $R(0, this, true).each(iterator, context);
+ return this;
+ }
+
+ function toPaddedString(length, radix) {
+ var string = this.toString(radix || 10);
+ return '0'.times(length - string.length) + string;
+ }
+
+ function abs() {
+ return Math.abs(this);
+ }
+
+ function round() {
+ return Math.round(this);
+ }
+
+ function ceil() {
+ return Math.ceil(this);
+ }
+
+ function floor() {
+ return Math.floor(this);
+ }
+
+ return {
+ toColorPart: toColorPart,
+ succ: succ,
+ times: times,
+ toPaddedString: toPaddedString,
+ abs: abs,
+ round: round,
+ ceil: ceil,
+ floor: floor
+ };
+})());
+
+function $R(start, end, exclusive) {
+ return new ObjectRange(start, end, exclusive);
+}
+
+var ObjectRange = Class.create(Enumerable, (function() {
+ function initialize(start, end, exclusive) {
+ this.start = start;
+ this.end = end;
+ this.exclusive = exclusive;
+ }
+
+ function _each(iterator) {
+ var value = this.start;
+ while (this.include(value)) {
+ iterator(value);
+ value = value.succ();
+ }
+ }
+
+ function include(value) {
+ if (value < this.start)
+ return false;
+ if (this.exclusive)
+ return value < this.end;
+ return value <= this.end;
+ }
+
+ return {
+ initialize: initialize,
+ _each: _each,
+ include: include
+ };
+})());
+
+
+
+var Ajax = {
+ getTransport: function() {
+ return Try.these(
+ function() {return new XMLHttpRequest()},
+ function() {return new ActiveXObject('Msxml2.XMLHTTP')},
+ function() {return new ActiveXObject('Microsoft.XMLHTTP')}
+ ) || false;
+ },
+
+ activeRequestCount: 0
+};
+
+Ajax.Responders = {
+ responders: [],
+
+ _each: function(iterator) {
+ this.responders._each(iterator);
+ },
+
+ register: function(responder) {
+ if (!this.include(responder))
+ this.responders.push(responder);
+ },
+
+ unregister: function(responder) {
+ this.responders = this.responders.without(responder);
+ },
+
+ dispatch: function(callback, request, transport, json) {
+ this.each(function(responder) {
+ if (Object.isFunction(responder[callback])) {
+ try {
+ responder[callback].apply(responder, [request, transport, json]);
+ } catch (e) { }
+ }
+ });
+ }
+};
+
+Object.extend(Ajax.Responders, Enumerable);
+
+Ajax.Responders.register({
+ onCreate: function() { Ajax.activeRequestCount++ },
+ onComplete: function() { Ajax.activeRequestCount-- }
+});
+Ajax.Base = Class.create({
+ initialize: function(options) {
+ this.options = {
+ method: 'post',
+ asynchronous: true,
+ contentType: 'application/x-www-form-urlencoded',
+ encoding: 'UTF-8',
+ parameters: '',
+ evalJSON: true,
+ evalJS: true
+ };
+ Object.extend(this.options, options || { });
+
+ this.options.method = this.options.method.toLowerCase();
+
+ if (Object.isHash(this.options.parameters))
+ this.options.parameters = this.options.parameters.toObject();
+ }
+});
+Ajax.Request = Class.create(Ajax.Base, {
+ _complete: false,
+
+ initialize: function($super, url, options) {
+ $super(options);
+ this.transport = Ajax.getTransport();
+ this.request(url);
+ },
+
+ request: function(url) {
+ this.url = url;
+ this.method = this.options.method;
+ var params = Object.isString(this.options.parameters) ?
+ this.options.parameters :
+ Object.toQueryString(this.options.parameters);
+
+ if (!['get', 'post'].include(this.method)) {
+ params += (params ? '&' : '') + "_method=" + this.method;
+ this.method = 'post';
+ }
+
+ if (params && this.method === 'get') {
+ this.url += (this.url.include('?') ? '&' : '?') + params;
+ }
+
+ this.parameters = params.toQueryParams();
+
+ try {
+ var response = new Ajax.Response(this);
+ if (this.options.onCreate) this.options.onCreate(response);
+ Ajax.Responders.dispatch('onCreate', this, response);
+
+ this.transport.open(this.method.toUpperCase(), this.url,
+ this.options.asynchronous);
+
+ if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);
+
+ this.transport.onreadystatechange = this.onStateChange.bind(this);
+ this.setRequestHeaders();
+
+ this.body = this.method == 'post' ? (this.options.postBody || params) : null;
+ this.transport.send(this.body);
+
+ /* Force Firefox to handle ready state 4 for synchronous requests */
+ if (!this.options.asynchronous && this.transport.overrideMimeType)
+ this.onStateChange();
+
+ }
+ catch (e) {
+ this.dispatchException(e);
+ }
+ },
+
+ onStateChange: function() {
+ var readyState = this.transport.readyState;
+ if (readyState > 1 && !((readyState == 4) && this._complete))
+ this.respondToReadyState(this.transport.readyState);
+ },
+
+ setRequestHeaders: function() {
+ var headers = {
+ 'X-Requested-With': 'XMLHttpRequest',
+ 'X-Prototype-Version': Prototype.Version,
+ 'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
+ };
+
+ if (this.method == 'post') {
+ headers['Content-type'] = this.options.contentType +
+ (this.options.encoding ? '; charset=' + this.options.encoding : '');
+
+ /* Force "Connection: close" for older Mozilla browsers to work
+ * around a bug where XMLHttpRequest sends an incorrect
+ * Content-length header. See Mozilla Bugzilla #246651.
+ */
+ if (this.transport.overrideMimeType &&
+ (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
+ headers['Connection'] = 'close';
+ }
+
+ if (typeof this.options.requestHeaders == 'object') {
+ var extras = this.options.requestHeaders;
+
+ if (Object.isFunction(extras.push))
+ for (var i = 0, length = extras.length; i < length; i += 2)
+ headers[extras[i]] = extras[i+1];
+ else
+ $H(extras).each(function(pair) { headers[pair.key] = pair.value });
+ }
+
+ for (var name in headers)
+ this.transport.setRequestHeader(name, headers[name]);
+ },
+
+ success: function() {
+ var status = this.getStatus();
+ return !status || (status >= 200 && status < 300) || status == 304;
+ },
+
+ getStatus: function() {
+ try {
+ if (this.transport.status === 1223) return 204;
+ return this.transport.status || 0;
+ } catch (e) { return 0 }
+ },
+
+ respondToReadyState: function(readyState) {
+ var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
+
+ if (state == 'Complete') {
+ try {
+ this._complete = true;
+ (this.options['on' + response.status]
+ || this.options['on' + (this.success() ? 'Success' : 'Failure')]
+ || Prototype.emptyFunction)(response, response.headerJSON);
+ } catch (e) {
+ this.dispatchException(e);
+ }
+
+ var contentType = response.getHeader('Content-type');
+ if (this.options.evalJS == 'force'
+ || (this.options.evalJS && this.isSameOrigin() && contentType
+ && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
+ this.evalResponse();
+ }
+
+ try {
+ (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
+ Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
+ } catch (e) {
+ this.dispatchException(e);
+ }
+
+ if (state == 'Complete') {
+ this.transport.onreadystatechange = Prototype.emptyFunction;
+ }
+ },
+
+ isSameOrigin: function() {
+ var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
+ return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
+ protocol: location.protocol,
+ domain: document.domain,
+ port: location.port ? ':' + location.port : ''
+ }));
+ },
+
+ getHeader: function(name) {
+ try {
+ return this.transport.getResponseHeader(name) || null;
+ } catch (e) { return null; }
+ },
+
+ evalResponse: function() {
+ try {
+ return eval((this.transport.responseText || '').unfilterJSON());
+ } catch (e) {
+ this.dispatchException(e);
+ }
+ },
+
+ dispatchException: function(exception) {
+ (this.options.onException || Prototype.emptyFunction)(this, exception);
+ Ajax.Responders.dispatch('onException', this, exception);
+ }
+});
+
+Ajax.Request.Events =
+ ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
+
+
+
+
+
+
+
+
+Ajax.Response = Class.create({
+ initialize: function(request){
+ this.request = request;
+ var transport = this.transport = request.transport,
+ readyState = this.readyState = transport.readyState;
+
+ if ((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
+ this.status = this.getStatus();
+ this.statusText = this.getStatusText();
+ this.responseText = String.interpret(transport.responseText);
+ this.headerJSON = this._getHeaderJSON();
+ }
+
+ if (readyState == 4) {
+ var xml = transport.responseXML;
+ this.responseXML = Object.isUndefined(xml) ? null : xml;
+ this.responseJSON = this._getResponseJSON();
+ }
+ },
+
+ status: 0,
+
+ statusText: '',
+
+ getStatus: Ajax.Request.prototype.getStatus,
+
+ getStatusText: function() {
+ try {
+ return this.transport.statusText || '';
+ } catch (e) { return '' }
+ },
+
+ getHeader: Ajax.Request.prototype.getHeader,
+
+ getAllHeaders: function() {
+ try {
+ return this.getAllResponseHeaders();
+ } catch (e) { return null }
+ },
+
+ getResponseHeader: function(name) {
+ return this.transport.getResponseHeader(name);
+ },
+
+ getAllResponseHeaders: function() {
+ return this.transport.getAllResponseHeaders();
+ },
+
+ _getHeaderJSON: function() {
+ var json = this.getHeader('X-JSON');
+ if (!json) return null;
+ json = decodeURIComponent(escape(json));
+ try {
+ return json.evalJSON(this.request.options.sanitizeJSON ||
+ !this.request.isSameOrigin());
+ } catch (e) {
+ this.request.dispatchException(e);
+ }
+ },
+
+ _getResponseJSON: function() {
+ var options = this.request.options;
+ if (!options.evalJSON || (options.evalJSON != 'force' &&
+ !(this.getHeader('Content-type') || '').include('application/json')) ||
+ this.responseText.blank())
+ return null;
+ try {
+ return this.responseText.evalJSON(options.sanitizeJSON ||
+ !this.request.isSameOrigin());
+ } catch (e) {
+ this.request.dispatchException(e);
+ }
+ }
+});
+
+Ajax.Updater = Class.create(Ajax.Request, {
+ initialize: function($super, container, url, options) {
+ this.container = {
+ success: (container.success || container),
+ failure: (container.failure || (container.success ? null : container))
+ };
+
+ options = Object.clone(options);
+ var onComplete = options.onComplete;
+ options.onComplete = (function(response, json) {
+ this.updateContent(response.responseText);
+ if (Object.isFunction(onComplete)) onComplete(response, json);
+ }).bind(this);
+
+ $super(url, options);
+ },
+
+ updateContent: function(responseText) {
+ var receiver = this.container[this.success() ? 'success' : 'failure'],
+ options = this.options;
+
+ if (!options.evalScripts) responseText = responseText.stripScripts();
+
+ if (receiver = $(receiver)) {
+ if (options.insertion) {
+ if (Object.isString(options.insertion)) {
+ var insertion = { }; insertion[options.insertion] = responseText;
+ receiver.insert(insertion);
+ }
+ else options.insertion(receiver, responseText);
+ }
+ else receiver.update(responseText);
+ }
+ }
+});
+
+Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
+ initialize: function($super, container, url, options) {
+ $super(options);
+ this.onComplete = this.options.onComplete;
+
+ this.frequency = (this.options.frequency || 2);
+ this.decay = (this.options.decay || 1);
+
+ this.updater = { };
+ this.container = container;
+ this.url = url;
+
+ this.start();
+ },
+
+ start: function() {
+ this.options.onComplete = this.updateComplete.bind(this);
+ this.onTimerEvent();
+ },
+
+ stop: function() {
+ this.updater.options.onComplete = undefined;
+ clearTimeout(this.timer);
+ (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
+ },
+
+ updateComplete: function(response) {
+ if (this.options.decay) {
+ this.decay = (response.responseText == this.lastText ?
+ this.decay * this.options.decay : 1);
+
+ this.lastText = response.responseText;
+ }
+ this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
+ },
+
+ onTimerEvent: function() {
+ this.updater = new Ajax.Updater(this.container, this.url, this.options);
+ }
+});
+
+
+function $(element) {
+ if (arguments.length > 1) {
+ for (var i = 0, elements = [], length = arguments.length; i < length; i++)
+ elements.push($(arguments[i]));
+ return elements;
+ }
+ if (Object.isString(element))
+ element = document.getElementById(element);
+ return Element.extend(element);
+}
+
+if (Prototype.BrowserFeatures.XPath) {
+ document._getElementsByXPath = function(expression, parentElement) {
+ var results = [];
+ var query = document.evaluate(expression, $(parentElement) || document,
+ null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
+ for (var i = 0, length = query.snapshotLength; i < length; i++)
+ results.push(Element.extend(query.snapshotItem(i)));
+ return results;
+ };
+}
+
+/*--------------------------------------------------------------------------*/
+
+if (!Node) var Node = { };
+
+if (!Node.ELEMENT_NODE) {
+ Object.extend(Node, {
+ ELEMENT_NODE: 1,
+ ATTRIBUTE_NODE: 2,
+ TEXT_NODE: 3,
+ CDATA_SECTION_NODE: 4,
+ ENTITY_REFERENCE_NODE: 5,
+ ENTITY_NODE: 6,
+ PROCESSING_INSTRUCTION_NODE: 7,
+ COMMENT_NODE: 8,
+ DOCUMENT_NODE: 9,
+ DOCUMENT_TYPE_NODE: 10,
+ DOCUMENT_FRAGMENT_NODE: 11,
+ NOTATION_NODE: 12
+ });
+}
+
+
+
+(function(global) {
+ function shouldUseCache(tagName, attributes) {
+ if (tagName === 'select') return false;
+ if ('type' in attributes) return false;
+ return true;
+ }
+
+ var HAS_EXTENDED_CREATE_ELEMENT_SYNTAX = (function(){
+ try {
+ var el = document.createElement('<input name="x">');
+ return el.tagName.toLowerCase() === 'input' && el.name === 'x';
+ }
+ catch(err) {
+ return false;
+ }
+ })();
+
+ var element = global.Element;
+
+ global.Element = function(tagName, attributes) {
+ attributes = attributes || { };
+ tagName = tagName.toLowerCase();
+ var cache = Element.cache;
+
+ if (HAS_EXTENDED_CREATE_ELEMENT_SYNTAX && attributes.name) {
+ tagName = '<' + tagName + ' name="' + attributes.name + '">';
+ delete attributes.name;
+ return Element.writeAttribute(document.createElement(tagName), attributes);
+ }
+
+ if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
+
+ var node = shouldUseCache(tagName, attributes) ?
+ cache[tagName].cloneNode(false) : document.createElement(tagName);
+
+ return Element.writeAttribute(node, attributes);
+ };
+
+ Object.extend(global.Element, element || { });
+ if (element) global.Element.prototype = element.prototype;
+
+})(this);
+
+Element.idCounter = 1;
+Element.cache = { };
+
+Element._purgeElement = function(element) {
+ var uid = element._prototypeUID;
+ if (uid) {
+ Element.stopObserving(element);
+ element._prototypeUID = void 0;
+ delete Element.Storage[uid];
+ }
+}
+
+Element.Methods = {
+ visible: function(element) {
+ return $(element).style.display != 'none';
+ },
+
+ toggle: function(element) {
+ element = $(element);
+ Element[Element.visible(element) ? 'hide' : 'show'](element);
+ return element;
+ },
+
+ hide: function(element) {
+ element = $(element);
+ element.style.display = 'none';
+ return element;
+ },
+
+ show: function(element) {
+ element = $(element);
+ element.style.display = '';
+ return element;
+ },
+
+ remove: function(element) {
+ element = $(element);
+ element.parentNode.removeChild(element);
+ return element;
+ },
+
+ update: (function(){
+
+ var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){
+ var el = document.createElement("select"),
+ isBuggy = true;
+ el.innerHTML = "<option value=\"test\">test</option>";
+ if (el.options && el.options[0]) {
+ isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION";
+ }
+ el = null;
+ return isBuggy;
+ })();
+
+ var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){
+ try {
+ var el = document.createElement("table");
+ if (el && el.tBodies) {
+ el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>";
+ var isBuggy = typeof el.tBodies[0] == "undefined";
+ el = null;
+ return isBuggy;
+ }
+ } catch (e) {
+ return true;
+ }
+ })();
+
+ var LINK_ELEMENT_INNERHTML_BUGGY = (function() {
+ try {
+ var el = document.createElement('div');
+ el.innerHTML = "<link>";
+ var isBuggy = (el.childNodes.length === 0);
+ el = null;
+ return isBuggy;
+ } catch(e) {
+ return true;
+ }
+ })();
+
+ var ANY_INNERHTML_BUGGY = SELECT_ELEMENT_INNERHTML_BUGGY ||
+ TABLE_ELEMENT_INNERHTML_BUGGY || LINK_ELEMENT_INNERHTML_BUGGY;
+
+ var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () {
+ var s = document.createElement("script"),
+ isBuggy = false;
+ try {
+ s.appendChild(document.createTextNode(""));
+ isBuggy = !s.firstChild ||
+ s.firstChild && s.firstChild.nodeType !== 3;
+ } catch (e) {
+ isBuggy = true;
+ }
+ s = null;
+ return isBuggy;
+ })();
+
+
+ function update(element, content) {
+ element = $(element);
+ var purgeElement = Element._purgeElement;
+
+ var descendants = element.getElementsByTagName('*'),
+ i = descendants.length;
+ while (i--) purgeElement(descendants[i]);
+
+ if (content && content.toElement)
+ content = content.toElement();
+
+ if (Object.isElement(content))
+ return element.update().insert(content);
+
+ content = Object.toHTML(content);
+
+ var tagName = element.tagName.toUpperCase();
+
+ if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) {
+ element.text = content;
+ return element;
+ }
+
+ if (ANY_INNERHTML_BUGGY) {
+ if (tagName in Element._insertionTranslations.tags) {
+ while (element.firstChild) {
+ element.removeChild(element.firstChild);
+ }
+ Element._getContentFromAnonymousElement(tagName, content.stripScripts())
+ .each(function(node) {
+ element.appendChild(node)
+ });
+ } else if (LINK_ELEMENT_INNERHTML_BUGGY && Object.isString(content) && content.indexOf('<link') > -1) {
+ while (element.firstChild) {
+ element.removeChild(element.firstChild);
+ }
+ var nodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts(), true);
+ nodes.each(function(node) { element.appendChild(node) });
+ }
+ else {
+ element.innerHTML = content.stripScripts();
+ }
+ }
+ else {
+ element.innerHTML = content.stripScripts();
+ }
+
+ content.evalScripts.bind(content).defer();
+ return element;
+ }
+
+ return update;
+ })(),
+
+ replace: function(element, content) {
+ element = $(element);
+ if (content && content.toElement) content = content.toElement();
+ else if (!Object.isElement(content)) {
+ content = Object.toHTML(content);
+ var range = element.ownerDocument.createRange();
+ range.selectNode(element);
+ content.evalScripts.bind(content).defer();
+ content = range.createContextualFragment(content.stripScripts());
+ }
+ element.parentNode.replaceChild(content, element);
+ return element;
+ },
+
+ insert: function(element, insertions) {
+ element = $(element);
+
+ if (Object.isString(insertions) || Object.isNumber(insertions) ||
+ Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
+ insertions = {bottom:insertions};
+
+ var content, insert, tagName, childNodes;
+
+ for (var position in insertions) {
+ content = insertions[position];
+ position = position.toLowerCase();
+ insert = Element._insertionTranslations[position];
+
+ if (content && content.toElement) content = content.toElement();
+ if (Object.isElement(content)) {
+ insert(element, content);
+ continue;
+ }
+
+ content = Object.toHTML(content);
+
+ tagName = ((position == 'before' || position == 'after')
+ ? element.parentNode : element).tagName.toUpperCase();
+
+ childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
+
+ if (position == 'top' || position == 'after') childNodes.reverse();
+ childNodes.each(insert.curry(element));
+
+ content.evalScripts.bind(content).defer();
+ }
+
+ return element;
+ },
+
+ wrap: function(element, wrapper, attributes) {
+ element = $(element);
+ if (Object.isElement(wrapper))
+ $(wrapper).writeAttribute(attributes || { });
+ else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
+ else wrapper = new Element('div', wrapper);
+ if (element.parentNode)
+ element.parentNode.replaceChild(wrapper, element);
+ wrapper.appendChild(element);
+ return wrapper;
+ },
+
+ inspect: function(element) {
+ element = $(element);
+ var result = '<' + element.tagName.toLowerCase();
+ $H({'id': 'id', 'className': 'class'}).each(function(pair) {
+ var property = pair.first(),
+ attribute = pair.last(),
+ value = (element[property] || '').toString();
+ if (value) result += ' ' + attribute + '=' + value.inspect(true);
+ });
+ return result + '>';
+ },
+
+ recursivelyCollect: function(element, property, maximumLength) {
+ element = $(element);
+ maximumLength = maximumLength || -1;
+ var elements = [];
+
+ while (element = element[property]) {
+ if (element.nodeType == 1)
+ elements.push(Element.extend(element));
+ if (elements.length == maximumLength)
+ break;
+ }
+
+ return elements;
+ },
+
+ ancestors: function(element) {
+ return Element.recursivelyCollect(element, 'parentNode');
+ },
+
+ descendants: function(element) {
+ return Element.select(element, "*");
+ },
+
+ firstDescendant: function(element) {
+ element = $(element).firstChild;
+ while (element && element.nodeType != 1) element = element.nextSibling;
+ return $(element);
+ },
+
+ immediateDescendants: function(element) {
+ var results = [], child = $(element).firstChild;
+ while (child) {
+ if (child.nodeType === 1) {
+ results.push(Element.extend(child));
+ }
+ child = child.nextSibling;
+ }
+ return results;
+ },
+
+ previousSiblings: function(element, maximumLength) {
+ return Element.recursivelyCollect(element, 'previousSibling');
+ },
+
+ nextSiblings: function(element) {
+ return Element.recursivelyCollect(element, 'nextSibling');
+ },
+
+ siblings: function(element) {
+ element = $(element);
+ return Element.previousSiblings(element).reverse()
+ .concat(Element.nextSiblings(element));
+ },
+
+ match: function(element, selector) {
+ element = $(element);
+ if (Object.isString(selector))
+ return Prototype.Selector.match(element, selector);
+ return selector.match(element);
+ },
+
+ up: function(element, expression, index) {
+ element = $(element);
+ if (arguments.length == 1) return $(element.parentNode);
+ var ancestors = Element.ancestors(element);
+ return Object.isNumber(expression) ? ancestors[expression] :
+ Prototype.Selector.find(ancestors, expression, index);
+ },
+
+ down: function(element, expression, index) {
+ element = $(element);
+ if (arguments.length == 1) return Element.firstDescendant(element);
+ return Object.isNumber(expression) ? Element.descendants(element)[expression] :
+ Element.select(element, expression)[index || 0];
+ },
+
+ previous: function(element, expression, index) {
+ element = $(element);
+ if (Object.isNumber(expression)) index = expression, expression = false;
+ if (!Object.isNumber(index)) index = 0;
+
+ if (expression) {
+ return Prototype.Selector.find(element.previousSiblings(), expression, index);
+ } else {
+ return element.recursivelyCollect("previousSibling", index + 1)[index];
+ }
+ },
+
+ next: function(element, expression, index) {
+ element = $(element);
+ if (Object.isNumber(expression)) index = expression, expression = false;
+ if (!Object.isNumber(index)) index = 0;
+
+ if (expression) {
+ return Prototype.Selector.find(element.nextSiblings(), expression, index);
+ } else {
+ var maximumLength = Object.isNumber(index) ? index + 1 : 1;
+ return element.recursivelyCollect("nextSibling", index + 1)[index];
+ }
+ },
+
+
+ select: function(element) {
+ element = $(element);
+ var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
+ return Prototype.Selector.select(expressions, element);
+ },
+
+ adjacent: function(element) {
+ element = $(element);
+ var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
+ return Prototype.Selector.select(expressions, element.parentNode).without(element);
+ },
+
+ identify: function(element) {
+ element = $(element);
+ var id = Element.readAttribute(element, 'id');
+ if (id) return id;
+ do { id = 'anonymous_element_' + Element.idCounter++ } while ($(id));
+ Element.writeAttribute(element, 'id', id);
+ return id;
+ },
+
+ readAttribute: function(element, name) {
+ element = $(element);
+ if (Prototype.Browser.IE) {
+ var t = Element._attributeTranslations.read;
+ if (t.values[name]) return t.values[name](element, name);
+ if (t.names[name]) name = t.names[name];
+ if (name.include(':')) {
+ return (!element.attributes || !element.attributes[name]) ? null :
+ element.attributes[name].value;
+ }
+ }
+ return element.getAttribute(name);
+ },
+
+ writeAttribute: function(element, name, value) {
+ element = $(element);
+ var attributes = { }, t = Element._attributeTranslations.write;
+
+ if (typeof name == 'object') attributes = name;
+ else attributes[name] = Object.isUndefined(value) ? true : value;
+
+ for (var attr in attributes) {
+ name = t.names[attr] || attr;
+ value = attributes[attr];
+ if (t.values[attr]) name = t.values[attr](element, value);
+ if (value === false || value === null)
+ element.removeAttribute(name);
+ else if (value === true)
+ element.setAttribute(name, name);
+ else element.setAttribute(name, value);
+ }
+ return element;
+ },
+
+ getHeight: function(element) {
+ return Element.getDimensions(element).height;
+ },
+
+ getWidth: function(element) {
+ return Element.getDimensions(element).width;
+ },
+
+ classNames: function(element) {
+ return new Element.ClassNames(element);
+ },
+
+ hasClassName: function(element, className) {
+ if (!(element = $(element))) return;
+ var elementClassName = element.className;
+ return (elementClassName.length > 0 && (elementClassName == className ||
+ new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
+ },
+
+ addClassName: function(element, className) {
+ if (!(element = $(element))) return;
+ if (!Element.hasClassName(element, className))
+ element.className += (element.className ? ' ' : '') + className;
+ return element;
+ },
+
+ removeClassName: function(element, className) {
+ if (!(element = $(element))) return;
+ element.className = element.className.replace(
+ new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip();
+ return element;
+ },
+
+ toggleClassName: function(element, className) {
+ if (!(element = $(element))) return;
+ return Element[Element.hasClassName(element, className) ?
+ 'removeClassName' : 'addClassName'](element, className);
+ },
+
+ cleanWhitespace: function(element) {
+ element = $(element);
+ var node = element.firstChild;
+ while (node) {
+ var nextNode = node.nextSibling;
+ if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
+ element.removeChild(node);
+ node = nextNode;
+ }
+ return element;
+ },
+
+ empty: function(element) {
+ return $(element).innerHTML.blank();
+ },
+
+ descendantOf: function(element, ancestor) {
+ element = $(element), ancestor = $(ancestor);
+
+ if (element.compareDocumentPosition)
+ return (element.compareDocumentPosition(ancestor) & 8) === 8;
+
+ if (ancestor.contains)
+ return ancestor.contains(element) && ancestor !== element;
+
+ while (element = element.parentNode)
+ if (element == ancestor) return true;
+
+ return false;
+ },
+
+ scrollTo: function(element) {
+ element = $(element);
+ var pos = Element.cumulativeOffset(element);
+ window.scrollTo(pos[0], pos[1]);
+ return element;
+ },
+
+ getStyle: function(element, style) {
+ element = $(element);
+ style = style == 'float' ? 'cssFloat' : style.camelize();
+ var value = element.style[style];
+ if (!value || value == 'auto') {
+ var css = document.defaultView.getComputedStyle(element, null);
+ value = css ? css[style] : null;
+ }
+ if (style == 'opacity') return value ? parseFloat(value) : 1.0;
+ return value == 'auto' ? null : value;
+ },
+
+ getOpacity: function(element) {
+ return $(element).getStyle('opacity');
+ },
+
+ setStyle: function(element, styles) {
+ element = $(element);
+ var elementStyle = element.style, match;
+ if (Object.isString(styles)) {
+ element.style.cssText += ';' + styles;
+ return styles.include('opacity') ?
+ element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element;
+ }
+ for (var property in styles)
+ if (property == 'opacity') element.setOpacity(styles[property]);
+ else
+ elementStyle[(property == 'float' || property == 'cssFloat') ?
+ (Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') :
+ property] = styles[property];
+
+ return element;
+ },
+
+ setOpacity: function(element, value) {
+ element = $(element);
+ element.style.opacity = (value == 1 || value === '') ? '' :
+ (value < 0.00001) ? 0 : value;
+ return element;
+ },
+
+ makePositioned: function(element) {
+ element = $(element);
+ var pos = Element.getStyle(element, 'position');
+ if (pos == 'static' || !pos) {
+ element._madePositioned = true;
+ element.style.position = 'relative';
+ if (Prototype.Browser.Opera) {
+ element.style.top = 0;
+ element.style.left = 0;
+ }
+ }
+ return element;
+ },
+
+ undoPositioned: function(element) {
+ element = $(element);
+ if (element._madePositioned) {
+ element._madePositioned = undefined;
+ element.style.position =
+ element.style.top =
+ element.style.left =
+ element.style.bottom =
+ element.style.right = '';
+ }
+ return element;
+ },
+
+ makeClipping: function(element) {
+ element = $(element);
+ if (element._overflow) return element;
+ element._overflow = Element.getStyle(element, 'overflow') || 'auto';
+ if (element._overflow !== 'hidden')
+ element.style.overflow = 'hidden';
+ return element;
+ },
+
+ undoClipping: function(element) {
+ element = $(element);
+ if (!element._overflow) return element;
+ element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
+ element._overflow = null;
+ return element;
+ },
+
+ clonePosition: function(element, source) {
+ var options = Object.extend({
+ setLeft: true,
+ setTop: true,
+ setWidth: true,
+ setHeight: true,
+ offsetTop: 0,
+ offsetLeft: 0
+ }, arguments[2] || { });
+
+ source = $(source);
+ var p = Element.viewportOffset(source), delta = [0, 0], parent = null;
+
+ element = $(element);
+
+ if (Element.getStyle(element, 'position') == 'absolute') {
+ parent = Element.getOffsetParent(element);
+ delta = Element.viewportOffset(parent);
+ }
+
+ if (parent == document.body) {
+ delta[0] -= document.body.offsetLeft;
+ delta[1] -= document.body.offsetTop;
+ }
+
+ if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
+ if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
+ if (options.setWidth) element.style.width = source.offsetWidth + 'px';
+ if (options.setHeight) element.style.height = source.offsetHeight + 'px';
+ return element;
+ }
+};
+
+Object.extend(Element.Methods, {
+ getElementsBySelector: Element.Methods.select,
+
+ childElements: Element.Methods.immediateDescendants
+});
+
+Element._attributeTranslations = {
+ write: {
+ names: {
+ className: 'class',
+ htmlFor: 'for'
+ },
+ values: { }
+ }
+};
+
+if (Prototype.Browser.Opera) {
+ Element.Methods.getStyle = Element.Methods.getStyle.wrap(
+ function(proceed, element, style) {
+ switch (style) {
+ case 'height': case 'width':
+ if (!Element.visible(element)) return null;
+
+ var dim = parseInt(proceed(element, style), 10);
+
+ if (dim !== element['offset' + style.capitalize()])
+ return dim + 'px';
+
+ var properties;
+ if (style === 'height') {
+ properties = ['border-top-width', 'padding-top',
+ 'padding-bottom', 'border-bottom-width'];
+ }
+ else {
+ properties = ['border-left-width', 'padding-left',
+ 'padding-right', 'border-right-width'];
+ }
+ return properties.inject(dim, function(memo, property) {
+ var val = proceed(element, property);
+ return val === null ? memo : memo - parseInt(val, 10);
+ }) + 'px';
+ default: return proceed(element, style);
+ }
+ }
+ );
+
+ Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
+ function(proceed, element, attribute) {
+ if (attribute === 'title') return element.title;
+ return proceed(element, attribute);
+ }
+ );
+}
+
+else if (Prototype.Browser.IE) {
+ Element.Methods.getStyle = function(element, style) {
+ element = $(element);
+ style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
+ var value = element.style[style];
+ if (!value && element.currentStyle) value = element.currentStyle[style];
+
+ if (style == 'opacity') {
+ if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
+ if (value[1]) return parseFloat(value[1]) / 100;
+ return 1.0;
+ }
+
+ if (value == 'auto') {
+ if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
+ return element['offset' + style.capitalize()] + 'px';
+ return null;
+ }
+ return value;
+ };
+
+ Element.Methods.setOpacity = function(element, value) {
+ function stripAlpha(filter){
+ return filter.replace(/alpha\([^\)]*\)/gi,'');
+ }
+ element = $(element);
+ var currentStyle = element.currentStyle;
+ if ((currentStyle && !currentStyle.hasLayout) ||
+ (!currentStyle && element.style.zoom == 'normal'))
+ element.style.zoom = 1;
+
+ var filter = element.getStyle('filter'), style = element.style;
+ if (value == 1 || value === '') {
+ (filter = stripAlpha(filter)) ?
+ style.filter = filter : style.removeAttribute('filter');
+ return element;
+ } else if (value < 0.00001) value = 0;
+ style.filter = stripAlpha(filter) +
+ 'alpha(opacity=' + (value * 100) + ')';
+ return element;
+ };
+
+ Element._attributeTranslations = (function(){
+
+ var classProp = 'className',
+ forProp = 'for',
+ el = document.createElement('div');
+
+ el.setAttribute(classProp, 'x');
+
+ if (el.className !== 'x') {
+ el.setAttribute('class', 'x');
+ if (el.className === 'x') {
+ classProp = 'class';
+ }
+ }
+ el = null;
+
+ el = document.createElement('label');
+ el.setAttribute(forProp, 'x');
+ if (el.htmlFor !== 'x') {
+ el.setAttribute('htmlFor', 'x');
+ if (el.htmlFor === 'x') {
+ forProp = 'htmlFor';
+ }
+ }
+ el = null;
+
+ return {
+ read: {
+ names: {
+ 'class': classProp,
+ 'className': classProp,
+ 'for': forProp,
+ 'htmlFor': forProp
+ },
+ values: {
+ _getAttr: function(element, attribute) {
+ return element.getAttribute(attribute);
+ },
+ _getAttr2: function(element, attribute) {
+ return element.getAttribute(attribute, 2);
+ },
+ _getAttrNode: function(element, attribute) {
+ var node = element.getAttributeNode(attribute);
+ return node ? node.value : "";
+ },
+ _getEv: (function(){
+
+ var el = document.createElement('div'), f;
+ el.onclick = Prototype.emptyFunction;
+ var value = el.getAttribute('onclick');
+
+ if (String(value).indexOf('{') > -1) {
+ f = function(element, attribute) {
+ attribute = element.getAttribute(attribute);
+ if (!attribute) return null;
+ attribute = attribute.toString();
+ attribute = attribute.split('{')[1];
+ attribute = attribute.split('}')[0];
+ return attribute.strip();
+ };
+ }
+ else if (value === '') {
+ f = function(element, attribute) {
+ attribute = element.getAttribute(attribute);
+ if (!attribute) return null;
+ return attribute.strip();
+ };
+ }
+ el = null;
+ return f;
+ })(),
+ _flag: function(element, attribute) {
+ return $(element).hasAttribute(attribute) ? attribute : null;
+ },
+ style: function(element) {
+ return element.style.cssText.toLowerCase();
+ },
+ title: function(element) {
+ return element.title;
+ }
+ }
+ }
+ }
+ })();
+
+ Element._attributeTranslations.write = {
+ names: Object.extend({
+ cellpadding: 'cellPadding',
+ cellspacing: 'cellSpacing'
+ }, Element._attributeTranslations.read.names),
+ values: {
+ checked: function(element, value) {
+ element.checked = !!value;
+ },
+
+ style: function(element, value) {
+ element.style.cssText = value ? value : '';
+ }
+ }
+ };
+
+ Element._attributeTranslations.has = {};
+
+ $w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' +
+ 'encType maxLength readOnly longDesc frameBorder').each(function(attr) {
+ Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
+ Element._attributeTranslations.has[attr.toLowerCase()] = attr;
+ });
+
+ (function(v) {
+ Object.extend(v, {
+ href: v._getAttr2,
+ src: v._getAttr2,
+ type: v._getAttr,
+ action: v._getAttrNode,
+ disabled: v._flag,
+ checked: v._flag,
+ readonly: v._flag,
+ multiple: v._flag,
+ onload: v._getEv,
+ onunload: v._getEv,
+ onclick: v._getEv,
+ ondblclick: v._getEv,
+ onmousedown: v._getEv,
+ onmouseup: v._getEv,
+ onmouseover: v._getEv,
+ onmousemove: v._getEv,
+ onmouseout: v._getEv,
+ onfocus: v._getEv,
+ onblur: v._getEv,
+ onkeypress: v._getEv,
+ onkeydown: v._getEv,
+ onkeyup: v._getEv,
+ onsubmit: v._getEv,
+ onreset: v._getEv,
+ onselect: v._getEv,
+ onchange: v._getEv
+ });
+ })(Element._attributeTranslations.read.values);
+
+ if (Prototype.BrowserFeatures.ElementExtensions) {
+ (function() {
+ function _descendants(element) {
+ var nodes = element.getElementsByTagName('*'), results = [];
+ for (var i = 0, node; node = nodes[i]; i++)
+ if (node.tagName !== "!") // Filter out comment nodes.
+ results.push(node);
+ return results;
+ }
+
+ Element.Methods.down = function(element, expression, index) {
+ element = $(element);
+ if (arguments.length == 1) return element.firstDescendant();
+ return Object.isNumber(expression) ? _descendants(element)[expression] :
+ Element.select(element, expression)[index || 0];
+ }
+ })();
+ }
+
+}
+
+else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) {
+ Element.Methods.setOpacity = function(element, value) {
+ element = $(element);
+ element.style.opacity = (value == 1) ? 0.999999 :
+ (value === '') ? '' : (value < 0.00001) ? 0 : value;
+ return element;
+ };
+}
+
+else if (Prototype.Browser.WebKit) {
+ Element.Methods.setOpacity = function(element, value) {
+ element = $(element);
+ element.style.opacity = (value == 1 || value === '') ? '' :
+ (value < 0.00001) ? 0 : value;
+
+ if (value == 1)
+ if (element.tagName.toUpperCase() == 'IMG' && element.width) {
+ element.width++; element.width--;
+ } else try {
+ var n = document.createTextNode(' ');
+ element.appendChild(n);
+ element.removeChild(n);
+ } catch (e) { }
+
+ return element;
+ };
+}
+
+if ('outerHTML' in document.documentElement) {
+ Element.Methods.replace = function(element, content) {
+ element = $(element);
+
+ if (content && content.toElement) content = content.toElement();
+ if (Object.isElement(content)) {
+ element.parentNode.replaceChild(content, element);
+ return element;
+ }
+
+ content = Object.toHTML(content);
+ var parent = element.parentNode, tagName = parent.tagName.toUpperCase();
+
+ if (Element._insertionTranslations.tags[tagName]) {
+ var nextSibling = element.next(),
+ fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
+ parent.removeChild(element);
+ if (nextSibling)
+ fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
+ else
+ fragments.each(function(node) { parent.appendChild(node) });
+ }
+ else element.outerHTML = content.stripScripts();
+
+ content.evalScripts.bind(content).defer();
+ return element;
+ };
+}
+
+Element._returnOffset = function(l, t) {
+ var result = [l, t];
+ result.left = l;
+ result.top = t;
+ return result;
+};
+
+Element._getContentFromAnonymousElement = function(tagName, html, force) {
+ var div = new Element('div'),
+ t = Element._insertionTranslations.tags[tagName];
+
+ var workaround = false;
+ if (t) workaround = true;
+ else if (force) {
+ workaround = true;
+ t = ['', '', 0];
+ }
+
+ if (workaround) {
+ div.innerHTML = '&nbsp;' + t[0] + html + t[1];
+ div.removeChild(div.firstChild);
+ for (var i = t[2]; i--; ) {
+ div = div.firstChild;
+ }
+ }
+ else {
+ div.innerHTML = html;
+ }
+ return $A(div.childNodes);
+};
+
+Element._insertionTranslations = {
+ before: function(element, node) {
+ element.parentNode.insertBefore(node, element);
+ },
+ top: function(element, node) {
+ element.insertBefore(node, element.firstChild);
+ },
+ bottom: function(element, node) {
+ element.appendChild(node);
+ },
+ after: function(element, node) {
+ element.parentNode.insertBefore(node, element.nextSibling);
+ },
+ tags: {
+ TABLE: ['<table>', '</table>', 1],
+ TBODY: ['<table><tbody>', '</tbody></table>', 2],
+ TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3],
+ TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
+ SELECT: ['<select>', '</select>', 1]
+ }
+};
+
+(function() {
+ var tags = Element._insertionTranslations.tags;
+ Object.extend(tags, {
+ THEAD: tags.TBODY,
+ TFOOT: tags.TBODY,
+ TH: tags.TD
+ });
+})();
+
+Element.Methods.Simulated = {
+ hasAttribute: function(element, attribute) {
+ attribute = Element._attributeTranslations.has[attribute] || attribute;
+ var node = $(element).getAttributeNode(attribute);
+ return !!(node && node.specified);
+ }
+};
+
+Element.Methods.ByTag = { };
+
+Object.extend(Element, Element.Methods);
+
+(function(div) {
+
+ if (!Prototype.BrowserFeatures.ElementExtensions && div['__proto__']) {
+ window.HTMLElement = { };
+ window.HTMLElement.prototype = div['__proto__'];
+ Prototype.BrowserFeatures.ElementExtensions = true;
+ }
+
+ div = null;
+
+})(document.createElement('div'));
+
+Element.extend = (function() {
+
+ function checkDeficiency(tagName) {
+ if (typeof window.Element != 'undefined') {
+ var proto = window.Element.prototype;
+ if (proto) {
+ var id = '_' + (Math.random()+'').slice(2),
+ el = document.createElement(tagName);
+ proto[id] = 'x';
+ var isBuggy = (el[id] !== 'x');
+ delete proto[id];
+ el = null;
+ return isBuggy;
+ }
+ }
+ return false;
+ }
+
+ function extendElementWith(element, methods) {
+ for (var property in methods) {
+ var value = methods[property];
+ if (Object.isFunction(value) && !(property in element))
+ element[property] = value.methodize();
+ }
+ }
+
+ var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY = checkDeficiency('object');
+
+ if (Prototype.BrowserFeatures.SpecificElementExtensions) {
+ if (HTMLOBJECTELEMENT_PROTOTYPE_BUGGY) {
+ return function(element) {
+ if (element && typeof element._extendedByPrototype == 'undefined') {
+ var t = element.tagName;
+ if (t && (/^(?:object|applet|embed)$/i.test(t))) {
+ extendElementWith(element, Element.Methods);
+ extendElementWith(element, Element.Methods.Simulated);
+ extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]);
+ }
+ }
+ return element;
+ }
+ }
+ return Prototype.K;
+ }
+
+ var Methods = { }, ByTag = Element.Methods.ByTag;
+
+ var extend = Object.extend(function(element) {
+ if (!element || typeof element._extendedByPrototype != 'undefined' ||
+ element.nodeType != 1 || element == window) return element;
+
+ var methods = Object.clone(Methods),
+ tagName = element.tagName.toUpperCase();
+
+ if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
+
+ extendElementWith(element, methods);
+
+ element._extendedByPrototype = Prototype.emptyFunction;
+ return element;
+
+ }, {
+ refresh: function() {
+ if (!Prototype.BrowserFeatures.ElementExtensions) {
+ Object.extend(Methods, Element.Methods);
+ Object.extend(Methods, Element.Methods.Simulated);
+ }
+ }
+ });
+
+ extend.refresh();
+ return extend;
+})();
+
+if (document.documentElement.hasAttribute) {
+ Element.hasAttribute = function(element, attribute) {
+ return element.hasAttribute(attribute);
+ };
+}
+else {
+ Element.hasAttribute = Element.Methods.Simulated.hasAttribute;
+}
+
+Element.addMethods = function(methods) {
+ var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
+
+ if (!methods) {
+ Object.extend(Form, Form.Methods);
+ Object.extend(Form.Element, Form.Element.Methods);
+ Object.extend(Element.Methods.ByTag, {
+ "FORM": Object.clone(Form.Methods),
+ "INPUT": Object.clone(Form.Element.Methods),
+ "SELECT": Object.clone(Form.Element.Methods),
+ "TEXTAREA": Object.clone(Form.Element.Methods),
+ "BUTTON": Object.clone(Form.Element.Methods)
+ });
+ }
+
+ if (arguments.length == 2) {
+ var tagName = methods;
+ methods = arguments[1];
+ }
+
+ if (!tagName) Object.extend(Element.Methods, methods || { });
+ else {
+ if (Object.isArray(tagName)) tagName.each(extend);
+ else extend(tagName);
+ }
+
+ function extend(tagName) {
+ tagName = tagName.toUpperCase();
+ if (!Element.Methods.ByTag[tagName])
+ Element.Methods.ByTag[tagName] = { };
+ Object.extend(Element.Methods.ByTag[tagName], methods);
+ }
+
+ function copy(methods, destination, onlyIfAbsent) {
+ onlyIfAbsent = onlyIfAbsent || false;
+ for (var property in methods) {
+ var value = methods[property];
+ if (!Object.isFunction(value)) continue;
+ if (!onlyIfAbsent || !(property in destination))
+ destination[property] = value.methodize();
+ }
+ }
+
+ function findDOMClass(tagName) {
+ var klass;
+ var trans = {
+ "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
+ "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
+ "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
+ "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
+ "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
+ "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
+ "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
+ "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
+ "FrameSet", "IFRAME": "IFrame"
+ };
+ if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
+ if (window[klass]) return window[klass];
+ klass = 'HTML' + tagName + 'Element';
+ if (window[klass]) return window[klass];
+ klass = 'HTML' + tagName.capitalize() + 'Element';
+ if (window[klass]) return window[klass];
+
+ var element = document.createElement(tagName),
+ proto = element['__proto__'] || element.constructor.prototype;
+
+ element = null;
+ return proto;
+ }
+
+ var elementPrototype = window.HTMLElement ? HTMLElement.prototype :
+ Element.prototype;
+
+ if (F.ElementExtensions) {
+ copy(Element.Methods, elementPrototype);
+ copy(Element.Methods.Simulated, elementPrototype, true);
+ }
+
+ if (F.SpecificElementExtensions) {
+ for (var tag in Element.Methods.ByTag) {
+ var klass = findDOMClass(tag);
+ if (Object.isUndefined(klass)) continue;
+ copy(T[tag], klass.prototype);
+ }
+ }
+
+ Object.extend(Element, Element.Methods);
+ delete Element.ByTag;
+
+ if (Element.extend.refresh) Element.extend.refresh();
+ Element.cache = { };
+};
+
+
+document.viewport = {
+
+ getDimensions: function() {
+ return { width: this.getWidth(), height: this.getHeight() };
+ },
+
+ getScrollOffsets: function() {
+ return Element._returnOffset(
+ window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
+ window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
+ }
+};
+
+(function(viewport) {
+ var B = Prototype.Browser, doc = document, element, property = {};
+
+ function getRootElement() {
+ if (B.WebKit && !doc.evaluate)
+ return document;
+
+ if (B.Opera && window.parseFloat(window.opera.version()) < 9.5)
+ return document.body;
+
+ return document.documentElement;
+ }
+
+ function define(D) {
+ if (!element) element = getRootElement();
+
+ property[D] = 'client' + D;
+
+ viewport['get' + D] = function() { return element[property[D]] };
+ return viewport['get' + D]();
+ }
+
+ viewport.getWidth = define.curry('Width');
+
+ viewport.getHeight = define.curry('Height');
+})(document.viewport);
+
+
+Element.Storage = {
+ UID: 1
+};
+
+Element.addMethods({
+ getStorage: function(element) {
+ if (!(element = $(element))) return;
+
+ var uid;
+ if (element === window) {
+ uid = 0;
+ } else {
+ if (typeof element._prototypeUID === "undefined")
+ element._prototypeUID = Element.Storage.UID++;
+ uid = element._prototypeUID;
+ }
+
+ if (!Element.Storage[uid])
+ Element.Storage[uid] = $H();
+
+ return Element.Storage[uid];
+ },
+
+ store: function(element, key, value) {
+ if (!(element = $(element))) return;
+
+ if (arguments.length === 2) {
+ Element.getStorage(element).update(key);
+ } else {
+ Element.getStorage(element).set(key, value);
+ }
+
+ return element;
+ },
+
+ retrieve: function(element, key, defaultValue) {
+ if (!(element = $(element))) return;
+ var hash = Element.getStorage(element), value = hash.get(key);
+
+ if (Object.isUndefined(value)) {
+ hash.set(key, defaultValue);
+ value = defaultValue;
+ }
+
+ return value;
+ },
+
+ clone: function(element, deep) {
+ if (!(element = $(element))) return;
+ var clone = element.cloneNode(deep);
+ clone._prototypeUID = void 0;
+ if (deep) {
+ var descendants = Element.select(clone, '*'),
+ i = descendants.length;
+ while (i--) {
+ descendants[i]._prototypeUID = void 0;
+ }
+ }
+ return Element.extend(clone);
+ },
+
+ purge: function(element) {
+ if (!(element = $(element))) return;
+ var purgeElement = Element._purgeElement;
+
+ purgeElement(element);
+
+ var descendants = element.getElementsByTagName('*'),
+ i = descendants.length;
+
+ while (i--) purgeElement(descendants[i]);
+
+ return null;
+ }
+});
+
+(function() {
+
+ function toDecimal(pctString) {
+ var match = pctString.match(/^(\d+)%?$/i);
+ if (!match) return null;
+ return (Number(match[1]) / 100);
+ }
+
+ function getPixelValue(value, property, context) {
+ var element = null;
+ if (Object.isElement(value)) {
+ element = value;
+ value = element.getStyle(property);
+ }
+
+ if (value === null) {
+ return null;
+ }
+
+ if ((/^(?:-)?\d+(\.\d+)?(px)?$/i).test(value)) {
+ return window.parseFloat(value);
+ }
+
+ var isPercentage = value.include('%'), isViewport = (context === document.viewport);
+
+ if (/\d/.test(value) && element && element.runtimeStyle && !(isPercentage && isViewport)) {
+ var style = element.style.left, rStyle = element.runtimeStyle.left;
+ element.runtimeStyle.left = element.currentStyle.left;
+ element.style.left = value || 0;
+ value = element.style.pixelLeft;
+ element.style.left = style;
+ element.runtimeStyle.left = rStyle;
+
+ return value;
+ }
+
+ if (element && isPercentage) {
+ context = context || element.parentNode;
+ var decimal = toDecimal(value);
+ var whole = null;
+ var position = element.getStyle('position');
+
+ var isHorizontal = property.include('left') || property.include('right') ||
+ property.include('width');
+
+ var isVertical = property.include('top') || property.include('bottom') ||
+ property.include('height');
+
+ if (context === document.viewport) {
+ if (isHorizontal) {
+ whole = document.viewport.getWidth();
+ } else if (isVertical) {
+ whole = document.viewport.getHeight();
+ }
+ } else {
+ if (isHorizontal) {
+ whole = $(context).measure('width');
+ } else if (isVertical) {
+ whole = $(context).measure('height');
+ }
+ }
+
+ return (whole === null) ? 0 : whole * decimal;
+ }
+
+ return 0;
+ }
+
+ function toCSSPixels(number) {
+ if (Object.isString(number) && number.endsWith('px')) {
+ return number;
+ }
+ return number + 'px';
+ }
+
+ function isDisplayed(element) {
+ var originalElement = element;
+ while (element && element.parentNode) {
+ var display = element.getStyle('display');
+ if (display === 'none') {
+ return false;
+ }
+ element = $(element.parentNode);
+ }
+ return true;
+ }
+
+ var hasLayout = Prototype.K;
+ if ('currentStyle' in document.documentElement) {
+ hasLayout = function(element) {
+ if (!element.currentStyle.hasLayout) {
+ element.style.zoom = 1;
+ }
+ return element;
+ };
+ }
+
+ function cssNameFor(key) {
+ if (key.include('border')) key = key + '-width';
+ return key.camelize();
+ }
+
+ Element.Layout = Class.create(Hash, {
+ initialize: function($super, element, preCompute) {
+ $super();
+ this.element = $(element);
+
+ Element.Layout.PROPERTIES.each( function(property) {
+ this._set(property, null);
+ }, this);
+
+ if (preCompute) {
+ this._preComputing = true;
+ this._begin();
+ Element.Layout.PROPERTIES.each( this._compute, this );
+ this._end();
+ this._preComputing = false;
+ }
+ },
+
+ _set: function(property, value) {
+ return Hash.prototype.set.call(this, property, value);
+ },
+
+ set: function(property, value) {
+ throw "Properties of Element.Layout are read-only.";
+ },
+
+ get: function($super, property) {
+ var value = $super(property);
+ return value === null ? this._compute(property) : value;
+ },
+
+ _begin: function() {
+ if (this._prepared) return;
+
+ var element = this.element;
+ if (isDisplayed(element)) {
+ this._prepared = true;
+ return;
+ }
+
+ var originalStyles = {
+ position: element.style.position || '',
+ width: element.style.width || '',
+ visibility: element.style.visibility || '',
+ display: element.style.display || ''
+ };
+
+ element.store('prototype_original_styles', originalStyles);
+
+ var position = element.getStyle('position'),
+ width = element.getStyle('width');
+
+ if (width === "0px" || width === null) {
+ element.style.display = 'block';
+ width = element.getStyle('width');
+ }
+
+ var context = (position === 'fixed') ? document.viewport :
+ element.parentNode;
+
+ element.setStyle({
+ position: 'absolute',
+ visibility: 'hidden',
+ display: 'block'
+ });
+
+ var positionedWidth = element.getStyle('width');
+
+ var newWidth;
+ if (width && (positionedWidth === width)) {
+ newWidth = getPixelValue(element, 'width', context);
+ } else if (position === 'absolute' || position === 'fixed') {
+ newWidth = getPixelValue(element, 'width', context);
+ } else {
+ var parent = element.parentNode, pLayout = $(parent).getLayout();
+
+ newWidth = pLayout.get('width') -
+ this.get('margin-left') -
+ this.get('border-left') -
+ this.get('padding-left') -
+ this.get('padding-right') -
+ this.get('border-right') -
+ this.get('margin-right');
+ }
+
+ element.setStyle({ width: newWidth + 'px' });
+
+ this._prepared = true;
+ },
+
+ _end: function() {
+ var element = this.element;
+ var originalStyles = element.retrieve('prototype_original_styles');
+ element.store('prototype_original_styles', null);
+ element.setStyle(originalStyles);
+ this._prepared = false;
+ },
+
+ _compute: function(property) {
+ var COMPUTATIONS = Element.Layout.COMPUTATIONS;
+ if (!(property in COMPUTATIONS)) {
+ throw "Property not found.";
+ }
+
+ return this._set(property, COMPUTATIONS[property].call(this, this.element));
+ },
+
+ toObject: function() {
+ var args = $A(arguments);
+ var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
+ args.join(' ').split(' ');
+ var obj = {};
+ keys.each( function(key) {
+ if (!Element.Layout.PROPERTIES.include(key)) return;
+ var value = this.get(key);
+ if (value != null) obj[key] = value;
+ }, this);
+ return obj;
+ },
+
+ toHash: function() {
+ var obj = this.toObject.apply(this, arguments);
+ return new Hash(obj);
+ },
+
+ toCSS: function() {
+ var args = $A(arguments);
+ var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
+ args.join(' ').split(' ');
+ var css = {};
+
+ keys.each( function(key) {
+ if (!Element.Layout.PROPERTIES.include(key)) return;
+ if (Element.Layout.COMPOSITE_PROPERTIES.include(key)) return;
+
+ var value = this.get(key);
+ if (value != null) css[cssNameFor(key)] = value + 'px';
+ }, this);
+ return css;
+ },
+
+ inspect: function() {
+ return "#<Element.Layout>";
+ }
+ });
+
+ Object.extend(Element.Layout, {
+ PROPERTIES: $w('height width top left right bottom border-left border-right border-top border-bottom padding-left padding-right padding-top padding-bottom margin-top margin-bottom margin-left margin-right padding-box-width padding-box-height border-box-width border-box-height margin-box-width margin-box-height'),
+
+ COMPOSITE_PROPERTIES: $w('padding-box-width padding-box-height margin-box-width margin-box-height border-box-width border-box-height'),
+
+ COMPUTATIONS: {
+ 'height': function(element) {
+ if (!this._preComputing) this._begin();
+
+ var bHeight = this.get('border-box-height');
+ if (bHeight <= 0) {
+ if (!this._preComputing) this._end();
+ return 0;
+ }
+
+ var bTop = this.get('border-top'),
+ bBottom = this.get('border-bottom');
+
+ var pTop = this.get('padding-top'),
+ pBottom = this.get('padding-bottom');
+
+ if (!this._preComputing) this._end();
+
+ return bHeight - bTop - bBottom - pTop - pBottom;
+ },
+
+ 'width': function(element) {
+ if (!this._preComputing) this._begin();
+
+ var bWidth = this.get('border-box-width');
+ if (bWidth <= 0) {
+ if (!this._preComputing) this._end();
+ return 0;
+ }
+
+ var bLeft = this.get('border-left'),
+ bRight = this.get('border-right');
+
+ var pLeft = this.get('padding-left'),
+ pRight = this.get('padding-right');
+
+ if (!this._preComputing) this._end();
+
+ return bWidth - bLeft - bRight - pLeft - pRight;
+ },
+
+ 'padding-box-height': function(element) {
+ var height = this.get('height'),
+ pTop = this.get('padding-top'),
+ pBottom = this.get('padding-bottom');
+
+ return height + pTop + pBottom;
+ },
+
+ 'padding-box-width': function(element) {
+ var width = this.get('width'),
+ pLeft = this.get('padding-left'),
+ pRight = this.get('padding-right');
+
+ return width + pLeft + pRight;
+ },
+
+ 'border-box-height': function(element) {
+ if (!this._preComputing) this._begin();
+ var height = element.offsetHeight;
+ if (!this._preComputing) this._end();
+ return height;
+ },
+
+ 'border-box-width': function(element) {
+ if (!this._preComputing) this._begin();
+ var width = element.offsetWidth;
+ if (!this._preComputing) this._end();
+ return width;
+ },
+
+ 'margin-box-height': function(element) {
+ var bHeight = this.get('border-box-height'),
+ mTop = this.get('margin-top'),
+ mBottom = this.get('margin-bottom');
+
+ if (bHeight <= 0) return 0;
+
+ return bHeight + mTop + mBottom;
+ },
+
+ 'margin-box-width': function(element) {
+ var bWidth = this.get('border-box-width'),
+ mLeft = this.get('margin-left'),
+ mRight = this.get('margin-right');
+
+ if (bWidth <= 0) return 0;
+
+ return bWidth + mLeft + mRight;
+ },
+
+ 'top': function(element) {
+ var offset = element.positionedOffset();
+ return offset.top;
+ },
+
+ 'bottom': function(element) {
+ var offset = element.positionedOffset(),
+ parent = element.getOffsetParent(),
+ pHeight = parent.measure('height');
+
+ var mHeight = this.get('border-box-height');
+
+ return pHeight - mHeight - offset.top;
+ },
+
+ 'left': function(element) {
+ var offset = element.positionedOffset();
+ return offset.left;
+ },
+
+ 'right': function(element) {
+ var offset = element.positionedOffset(),
+ parent = element.getOffsetParent(),
+ pWidth = parent.measure('width');
+
+ var mWidth = this.get('border-box-width');
+
+ return pWidth - mWidth - offset.left;
+ },
+
+ 'padding-top': function(element) {
+ return getPixelValue(element, 'paddingTop');
+ },
+
+ 'padding-bottom': function(element) {
+ return getPixelValue(element, 'paddingBottom');
+ },
+
+ 'padding-left': function(element) {
+ return getPixelValue(element, 'paddingLeft');
+ },
+
+ 'padding-right': function(element) {
+ return getPixelValue(element, 'paddingRight');
+ },
+
+ 'border-top': function(element) {
+ return getPixelValue(element, 'borderTopWidth');
+ },
+
+ 'border-bottom': function(element) {
+ return getPixelValue(element, 'borderBottomWidth');
+ },
+
+ 'border-left': function(element) {
+ return getPixelValue(element, 'borderLeftWidth');
+ },
+
+ 'border-right': function(element) {
+ return getPixelValue(element, 'borderRightWidth');
+ },
+
+ 'margin-top': function(element) {
+ return getPixelValue(element, 'marginTop');
+ },
+
+ 'margin-bottom': function(element) {
+ return getPixelValue(element, 'marginBottom');
+ },
+
+ 'margin-left': function(element) {
+ return getPixelValue(element, 'marginLeft');
+ },
+
+ 'margin-right': function(element) {
+ return getPixelValue(element, 'marginRight');
+ }
+ }
+ });
+
+ if ('getBoundingClientRect' in document.documentElement) {
+ Object.extend(Element.Layout.COMPUTATIONS, {
+ 'right': function(element) {
+ var parent = hasLayout(element.getOffsetParent());
+ var rect = element.getBoundingClientRect(),
+ pRect = parent.getBoundingClientRect();
+
+ return (pRect.right - rect.right).round();
+ },
+
+ 'bottom': function(element) {
+ var parent = hasLayout(element.getOffsetParent());
+ var rect = element.getBoundingClientRect(),
+ pRect = parent.getBoundingClientRect();
+
+ return (pRect.bottom - rect.bottom).round();
+ }
+ });
+ }
+
+ Element.Offset = Class.create({
+ initialize: function(left, top) {
+ this.left = left.round();
+ this.top = top.round();
+
+ this[0] = this.left;
+ this[1] = this.top;
+ },
+
+ relativeTo: function(offset) {
+ return new Element.Offset(
+ this.left - offset.left,
+ this.top - offset.top
+ );
+ },
+
+ inspect: function() {
+ return "#<Element.Offset left: #{left} top: #{top}>".interpolate(this);
+ },
+
+ toString: function() {
+ return "[#{left}, #{top}]".interpolate(this);
+ },
+
+ toArray: function() {
+ return [this.left, this.top];
+ }
+ });
+
+ function getLayout(element, preCompute) {
+ return new Element.Layout(element, preCompute);
+ }
+
+ function measure(element, property) {
+ return $(element).getLayout().get(property);
+ }
+
+ function getDimensions(element) {
+ element = $(element);
+ var display = Element.getStyle(element, 'display');
+
+ if (display && display !== 'none') {
+ return { width: element.offsetWidth, height: element.offsetHeight };
+ }
+
+ var style = element.style;
+ var originalStyles = {
+ visibility: style.visibility,
+ position: style.position,
+ display: style.display
+ };
+
+ var newStyles = {
+ visibility: 'hidden',
+ display: 'block'
+ };
+
+ if (originalStyles.position !== 'fixed')
+ newStyles.position = 'absolute';
+
+ Element.setStyle(element, newStyles);
+
+ var dimensions = {
+ width: element.offsetWidth,
+ height: element.offsetHeight
+ };
+
+ Element.setStyle(element, originalStyles);
+
+ return dimensions;
+ }
+
+ function getOffsetParent(element) {
+ element = $(element);
+
+ if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element))
+ return $(document.body);
+
+ var isInline = (Element.getStyle(element, 'display') === 'inline');
+ if (!isInline && element.offsetParent) return $(element.offsetParent);
+
+ while ((element = element.parentNode) && element !== document.body) {
+ if (Element.getStyle(element, 'position') !== 'static') {
+ return isHtml(element) ? $(document.body) : $(element);
+ }
+ }
+
+ return $(document.body);
+ }
+
+
+ function cumulativeOffset(element) {
+ element = $(element);
+ var valueT = 0, valueL = 0;
+ if (element.parentNode) {
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ } while (element);
+ }
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function positionedOffset(element) {
+ element = $(element);
+
+ var layout = element.getLayout();
+
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ if (element) {
+ if (isBody(element)) break;
+ var p = Element.getStyle(element, 'position');
+ if (p !== 'static') break;
+ }
+ } while (element);
+
+ valueL -= layout.get('margin-top');
+ valueT -= layout.get('margin-left');
+
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function cumulativeScrollOffset(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.scrollTop || 0;
+ valueL += element.scrollLeft || 0;
+ element = element.parentNode;
+ } while (element);
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function viewportOffset(forElement) {
+ element = $(element);
+ var valueT = 0, valueL = 0, docBody = document.body;
+
+ var element = forElement;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ if (element.offsetParent == docBody &&
+ Element.getStyle(element, 'position') == 'absolute') break;
+ } while (element = element.offsetParent);
+
+ element = forElement;
+ do {
+ if (element != docBody) {
+ valueT -= element.scrollTop || 0;
+ valueL -= element.scrollLeft || 0;
+ }
+ } while (element = element.parentNode);
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function absolutize(element) {
+ element = $(element);
+
+ if (Element.getStyle(element, 'position') === 'absolute') {
+ return element;
+ }
+
+ var offsetParent = getOffsetParent(element);
+ var eOffset = element.viewportOffset(),
+ pOffset = offsetParent.viewportOffset();
+
+ var offset = eOffset.relativeTo(pOffset);
+ var layout = element.getLayout();
+
+ element.store('prototype_absolutize_original_styles', {
+ left: element.getStyle('left'),
+ top: element.getStyle('top'),
+ width: element.getStyle('width'),
+ height: element.getStyle('height')
+ });
+
+ element.setStyle({
+ position: 'absolute',
+ top: offset.top + 'px',
+ left: offset.left + 'px',
+ width: layout.get('width') + 'px',
+ height: layout.get('height') + 'px'
+ });
+
+ return element;
+ }
+
+ function relativize(element) {
+ element = $(element);
+ if (Element.getStyle(element, 'position') === 'relative') {
+ return element;
+ }
+
+ var originalStyles =
+ element.retrieve('prototype_absolutize_original_styles');
+
+ if (originalStyles) element.setStyle(originalStyles);
+ return element;
+ }
+
+ if (Prototype.Browser.IE) {
+ getOffsetParent = getOffsetParent.wrap(
+ function(proceed, element) {
+ element = $(element);
+
+ if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element))
+ return $(document.body);
+
+ var position = element.getStyle('position');
+ if (position !== 'static') return proceed(element);
+
+ element.setStyle({ position: 'relative' });
+ var value = proceed(element);
+ element.setStyle({ position: position });
+ return value;
+ }
+ );
+
+ positionedOffset = positionedOffset.wrap(function(proceed, element) {
+ element = $(element);
+ if (!element.parentNode) return new Element.Offset(0, 0);
+ var position = element.getStyle('position');
+ if (position !== 'static') return proceed(element);
+
+ var offsetParent = element.getOffsetParent();
+ if (offsetParent && offsetParent.getStyle('position') === 'fixed')
+ hasLayout(offsetParent);
+
+ element.setStyle({ position: 'relative' });
+ var value = proceed(element);
+ element.setStyle({ position: position });
+ return value;
+ });
+ } else if (Prototype.Browser.Webkit) {
+ cumulativeOffset = function(element) {
+ element = $(element);
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ if (element.offsetParent == document.body)
+ if (Element.getStyle(element, 'position') == 'absolute') break;
+
+ element = element.offsetParent;
+ } while (element);
+
+ return new Element.Offset(valueL, valueT);
+ };
+ }
+
+
+ Element.addMethods({
+ getLayout: getLayout,
+ measure: measure,
+ getDimensions: getDimensions,
+ getOffsetParent: getOffsetParent,
+ cumulativeOffset: cumulativeOffset,
+ positionedOffset: positionedOffset,
+ cumulativeScrollOffset: cumulativeScrollOffset,
+ viewportOffset: viewportOffset,
+ absolutize: absolutize,
+ relativize: relativize
+ });
+
+ function isBody(element) {
+ return element.nodeName.toUpperCase() === 'BODY';
+ }
+
+ function isHtml(element) {
+ return element.nodeName.toUpperCase() === 'HTML';
+ }
+
+ function isDocument(element) {
+ return element.nodeType === Node.DOCUMENT_NODE;
+ }
+
+ function isDetached(element) {
+ return element !== document.body &&
+ !Element.descendantOf(element, document.body);
+ }
+
+ if ('getBoundingClientRect' in document.documentElement) {
+ Element.addMethods({
+ viewportOffset: function(element) {
+ element = $(element);
+ if (isDetached(element)) return new Element.Offset(0, 0);
+
+ var rect = element.getBoundingClientRect(),
+ docEl = document.documentElement;
+ return new Element.Offset(rect.left - docEl.clientLeft,
+ rect.top - docEl.clientTop);
+ }
+ });
+ }
+})();
+window.$$ = function() {
+ var expression = $A(arguments).join(', ');
+ return Prototype.Selector.select(expression, document);
+};
+
+Prototype.Selector = (function() {
+
+ function select() {
+ throw new Error('Method "Prototype.Selector.select" must be defined.');
+ }
+
+ function match() {
+ throw new Error('Method "Prototype.Selector.match" must be defined.');
+ }
+
+ function find(elements, expression, index) {
+ index = index || 0;
+ var match = Prototype.Selector.match, length = elements.length, matchIndex = 0, i;
+
+ for (i = 0; i < length; i++) {
+ if (match(elements[i], expression) && index == matchIndex++) {
+ return Element.extend(elements[i]);
+ }
+ }
+ }
+
+ function extendElements(elements) {
+ for (var i = 0, length = elements.length; i < length; i++) {
+ Element.extend(elements[i]);
+ }
+ return elements;
+ }
+
+
+ var K = Prototype.K;
+
+ return {
+ select: select,
+ match: match,
+ find: find,
+ extendElements: (Element.extend === K) ? K : extendElements,
+ extendElement: Element.extend
+ };
+})();
+Prototype._original_property = window.Sizzle;
+/*!
+ * Sizzle CSS Selector Engine - v1.0
+ * Copyright 2009, The Dojo Foundation
+ * Released under the MIT, BSD, and GPL Licenses.
+ * More information: http://sizzlejs.com/
+ */
+(function(){
+
+var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
+ done = 0,
+ toString = Object.prototype.toString,
+ hasDuplicate = false,
+ baseHasDuplicate = true;
+
+[0, 0].sort(function(){
+ baseHasDuplicate = false;
+ return 0;
+});
+
+var Sizzle = function(selector, context, results, seed) {
+ results = results || [];
+ var origContext = context = context || document;
+
+ if ( context.nodeType !== 1 && context.nodeType !== 9 ) {
+ return [];
+ }
+
+ if ( !selector || typeof selector !== "string" ) {
+ return results;
+ }
+
+ var parts = [], m, set, checkSet, check, mode, extra, prune = true, contextXML = isXML(context),
+ soFar = selector;
+
+ while ( (chunker.exec(""), m = chunker.exec(soFar)) !== null ) {
+ soFar = m[3];
+
+ parts.push( m[1] );
+
+ if ( m[2] ) {
+ extra = m[3];
+ break;
+ }
+ }
+
+ if ( parts.length > 1 && origPOS.exec( selector ) ) {
+ if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
+ set = posProcess( parts[0] + parts[1], context );
+ } else {
+ set = Expr.relative[ parts[0] ] ?
+ [ context ] :
+ Sizzle( parts.shift(), context );
+
+ while ( parts.length ) {
+ selector = parts.shift();
+
+ if ( Expr.relative[ selector ] )
+ selector += parts.shift();
+
+ set = posProcess( selector, set );
+ }
+ }
+ } else {
+ if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML &&
+ Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {
+ var ret = Sizzle.find( parts.shift(), context, contextXML );
+ context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0];
+ }
+
+ if ( context ) {
+ var ret = seed ?
+ { expr: parts.pop(), set: makeArray(seed) } :
+ Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
+ set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set;
+
+ if ( parts.length > 0 ) {
+ checkSet = makeArray(set);
+ } else {
+ prune = false;
+ }
+
+ while ( parts.length ) {
+ var cur = parts.pop(), pop = cur;
+
+ if ( !Expr.relative[ cur ] ) {
+ cur = "";
+ } else {
+ pop = parts.pop();
+ }
+
+ if ( pop == null ) {
+ pop = context;
+ }
+
+ Expr.relative[ cur ]( checkSet, pop, contextXML );
+ }
+ } else {
+ checkSet = parts = [];
+ }
+ }
+
+ if ( !checkSet ) {
+ checkSet = set;
+ }
+
+ if ( !checkSet ) {
+ throw "Syntax error, unrecognized expression: " + (cur || selector);
+ }
+
+ if ( toString.call(checkSet) === "[object Array]" ) {
+ if ( !prune ) {
+ results.push.apply( results, checkSet );
+ } else if ( context && context.nodeType === 1 ) {
+ for ( var i = 0; checkSet[i] != null; i++ ) {
+ if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
+ results.push( set[i] );
+ }
+ }
+ } else {
+ for ( var i = 0; checkSet[i] != null; i++ ) {
+ if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
+ results.push( set[i] );
+ }
+ }
+ }
+ } else {
+ makeArray( checkSet, results );
+ }
+
+ if ( extra ) {
+ Sizzle( extra, origContext, results, seed );
+ Sizzle.uniqueSort( results );
+ }
+
+ return results;
+};
+
+Sizzle.uniqueSort = function(results){
+ if ( sortOrder ) {
+ hasDuplicate = baseHasDuplicate;
+ results.sort(sortOrder);
+
+ if ( hasDuplicate ) {
+ for ( var i = 1; i < results.length; i++ ) {
+ if ( results[i] === results[i-1] ) {
+ results.splice(i--, 1);
+ }
+ }
+ }
+ }
+
+ return results;
+};
+
+Sizzle.matches = function(expr, set){
+ return Sizzle(expr, null, null, set);
+};
+
+Sizzle.find = function(expr, context, isXML){
+ var set, match;
+
+ if ( !expr ) {
+ return [];
+ }
+
+ for ( var i = 0, l = Expr.order.length; i < l; i++ ) {
+ var type = Expr.order[i], match;
+
+ if ( (match = Expr.leftMatch[ type ].exec( expr )) ) {
+ var left = match[1];
+ match.splice(1,1);
+
+ if ( left.substr( left.length - 1 ) !== "\\" ) {
+ match[1] = (match[1] || "").replace(/\\/g, "");
+ set = Expr.find[ type ]( match, context, isXML );
+ if ( set != null ) {
+ expr = expr.replace( Expr.match[ type ], "" );
+ break;
+ }
+ }
+ }
+ }
+
+ if ( !set ) {
+ set = context.getElementsByTagName("*");
+ }
+
+ return {set: set, expr: expr};
+};
+
+Sizzle.filter = function(expr, set, inplace, not){
+ var old = expr, result = [], curLoop = set, match, anyFound,
+ isXMLFilter = set && set[0] && isXML(set[0]);
+
+ while ( expr && set.length ) {
+ for ( var type in Expr.filter ) {
+ if ( (match = Expr.match[ type ].exec( expr )) != null ) {
+ var filter = Expr.filter[ type ], found, item;
+ anyFound = false;
+
+ if ( curLoop == result ) {
+ result = [];
+ }
+
+ if ( Expr.preFilter[ type ] ) {
+ match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );
+
+ if ( !match ) {
+ anyFound = found = true;
+ } else if ( match === true ) {
+ continue;
+ }
+ }
+
+ if ( match ) {
+ for ( var i = 0; (item = curLoop[i]) != null; i++ ) {
+ if ( item ) {
+ found = filter( item, match, i, curLoop );
+ var pass = not ^ !!found;
+
+ if ( inplace && found != null ) {
+ if ( pass ) {
+ anyFound = true;
+ } else {
+ curLoop[i] = false;
+ }
+ } else if ( pass ) {
+ result.push( item );
+ anyFound = true;
+ }
+ }
+ }
+ }
+
+ if ( found !== undefined ) {
+ if ( !inplace ) {
+ curLoop = result;
+ }
+
+ expr = expr.replace( Expr.match[ type ], "" );
+
+ if ( !anyFound ) {
+ return [];
+ }
+
+ break;
+ }
+ }
+ }
+
+ if ( expr == old ) {
+ if ( anyFound == null ) {
+ throw "Syntax error, unrecognized expression: " + expr;
+ } else {
+ break;
+ }
+ }
+
+ old = expr;
+ }
+
+ return curLoop;
+};
+
+var Expr = Sizzle.selectors = {
+ order: [ "ID", "NAME", "TAG" ],
+ match: {
+ ID: /#((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
+ CLASS: /\.((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
+ NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF-]|\\.)+)['"]*\]/,
+ ATTR: /\[\s*((?:[\w\u00c0-\uFFFF-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/,
+ TAG: /^((?:[\w\u00c0-\uFFFF\*-]|\\.)+)/,
+ CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/,
+ POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/,
+ PSEUDO: /:((?:[\w\u00c0-\uFFFF-]|\\.)+)(?:\((['"]*)((?:\([^\)]+\)|[^\2\(\)]*)+)\2\))?/
+ },
+ leftMatch: {},
+ attrMap: {
+ "class": "className",
+ "for": "htmlFor"
+ },
+ attrHandle: {
+ href: function(elem){
+ return elem.getAttribute("href");
+ }
+ },
+ relative: {
+ "+": function(checkSet, part, isXML){
+ var isPartStr = typeof part === "string",
+ isTag = isPartStr && !/\W/.test(part),
+ isPartStrNotTag = isPartStr && !isTag;
+
+ if ( isTag && !isXML ) {
+ part = part.toUpperCase();
+ }
+
+ for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
+ if ( (elem = checkSet[i]) ) {
+ while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}
+
+ checkSet[i] = isPartStrNotTag || elem && elem.nodeName === part ?
+ elem || false :
+ elem === part;
+ }
+ }
+
+ if ( isPartStrNotTag ) {
+ Sizzle.filter( part, checkSet, true );
+ }
+ },
+ ">": function(checkSet, part, isXML){
+ var isPartStr = typeof part === "string";
+
+ if ( isPartStr && !/\W/.test(part) ) {
+ part = isXML ? part : part.toUpperCase();
+
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ var parent = elem.parentNode;
+ checkSet[i] = parent.nodeName === part ? parent : false;
+ }
+ }
+ } else {
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ checkSet[i] = isPartStr ?
+ elem.parentNode :
+ elem.parentNode === part;
+ }
+ }
+
+ if ( isPartStr ) {
+ Sizzle.filter( part, checkSet, true );
+ }
+ }
+ },
+ "": function(checkSet, part, isXML){
+ var doneName = done++, checkFn = dirCheck;
+
+ if ( !/\W/.test(part) ) {
+ var nodeCheck = part = isXML ? part : part.toUpperCase();
+ checkFn = dirNodeCheck;
+ }
+
+ checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML);
+ },
+ "~": function(checkSet, part, isXML){
+ var doneName = done++, checkFn = dirCheck;
+
+ if ( typeof part === "string" && !/\W/.test(part) ) {
+ var nodeCheck = part = isXML ? part : part.toUpperCase();
+ checkFn = dirNodeCheck;
+ }
+
+ checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML);
+ }
+ },
+ find: {
+ ID: function(match, context, isXML){
+ if ( typeof context.getElementById !== "undefined" && !isXML ) {
+ var m = context.getElementById(match[1]);
+ return m ? [m] : [];
+ }
+ },
+ NAME: function(match, context, isXML){
+ if ( typeof context.getElementsByName !== "undefined" ) {
+ var ret = [], results = context.getElementsByName(match[1]);
+
+ for ( var i = 0, l = results.length; i < l; i++ ) {
+ if ( results[i].getAttribute("name") === match[1] ) {
+ ret.push( results[i] );
+ }
+ }
+
+ return ret.length === 0 ? null : ret;
+ }
+ },
+ TAG: function(match, context){
+ return context.getElementsByTagName(match[1]);
+ }
+ },
+ preFilter: {
+ CLASS: function(match, curLoop, inplace, result, not, isXML){
+ match = " " + match[1].replace(/\\/g, "") + " ";
+
+ if ( isXML ) {
+ return match;
+ }
+
+ for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
+ if ( elem ) {
+ if ( not ^ (elem.className && (" " + elem.className + " ").indexOf(match) >= 0) ) {
+ if ( !inplace )
+ result.push( elem );
+ } else if ( inplace ) {
+ curLoop[i] = false;
+ }
+ }
+ }
+
+ return false;
+ },
+ ID: function(match){
+ return match[1].replace(/\\/g, "");
+ },
+ TAG: function(match, curLoop){
+ for ( var i = 0; curLoop[i] === false; i++ ){}
+ return curLoop[i] && isXML(curLoop[i]) ? match[1] : match[1].toUpperCase();
+ },
+ CHILD: function(match){
+ if ( match[1] == "nth" ) {
+ var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
+ match[2] == "even" && "2n" || match[2] == "odd" && "2n+1" ||
+ !/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);
+
+ match[2] = (test[1] + (test[2] || 1)) - 0;
+ match[3] = test[3] - 0;
+ }
+
+ match[0] = done++;
+
+ return match;
+ },
+ ATTR: function(match, curLoop, inplace, result, not, isXML){
+ var name = match[1].replace(/\\/g, "");
+
+ if ( !isXML && Expr.attrMap[name] ) {
+ match[1] = Expr.attrMap[name];
+ }
+
+ if ( match[2] === "~=" ) {
+ match[4] = " " + match[4] + " ";
+ }
+
+ return match;
+ },
+ PSEUDO: function(match, curLoop, inplace, result, not){
+ if ( match[1] === "not" ) {
+ if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) {
+ match[3] = Sizzle(match[3], null, null, curLoop);
+ } else {
+ var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
+ if ( !inplace ) {
+ result.push.apply( result, ret );
+ }
+ return false;
+ }
+ } else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) {
+ return true;
+ }
+
+ return match;
+ },
+ POS: function(match){
+ match.unshift( true );
+ return match;
+ }
+ },
+ filters: {
+ enabled: function(elem){
+ return elem.disabled === false && elem.type !== "hidden";
+ },
+ disabled: function(elem){
+ return elem.disabled === true;
+ },
+ checked: function(elem){
+ return elem.checked === true;
+ },
+ selected: function(elem){
+ elem.parentNode.selectedIndex;
+ return elem.selected === true;
+ },
+ parent: function(elem){
+ return !!elem.firstChild;
+ },
+ empty: function(elem){
+ return !elem.firstChild;
+ },
+ has: function(elem, i, match){
+ return !!Sizzle( match[3], elem ).length;
+ },
+ header: function(elem){
+ return /h\d/i.test( elem.nodeName );
+ },
+ text: function(elem){
+ return "text" === elem.type;
+ },
+ radio: function(elem){
+ return "radio" === elem.type;
+ },
+ checkbox: function(elem){
+ return "checkbox" === elem.type;
+ },
+ file: function(elem){
+ return "file" === elem.type;
+ },
+ password: function(elem){
+ return "password" === elem.type;
+ },
+ submit: function(elem){
+ return "submit" === elem.type;
+ },
+ image: function(elem){
+ return "image" === elem.type;
+ },
+ reset: function(elem){
+ return "reset" === elem.type;
+ },
+ button: function(elem){
+ return "button" === elem.type || elem.nodeName.toUpperCase() === "BUTTON";
+ },
+ input: function(elem){
+ return /input|select|textarea|button/i.test(elem.nodeName);
+ }
+ },
+ setFilters: {
+ first: function(elem, i){
+ return i === 0;
+ },
+ last: function(elem, i, match, array){
+ return i === array.length - 1;
+ },
+ even: function(elem, i){
+ return i % 2 === 0;
+ },
+ odd: function(elem, i){
+ return i % 2 === 1;
+ },
+ lt: function(elem, i, match){
+ return i < match[3] - 0;
+ },
+ gt: function(elem, i, match){
+ return i > match[3] - 0;
+ },
+ nth: function(elem, i, match){
+ return match[3] - 0 == i;
+ },
+ eq: function(elem, i, match){
+ return match[3] - 0 == i;
+ }
+ },
+ filter: {
+ PSEUDO: function(elem, match, i, array){
+ var name = match[1], filter = Expr.filters[ name ];
+
+ if ( filter ) {
+ return filter( elem, i, match, array );
+ } else if ( name === "contains" ) {
+ return (elem.textContent || elem.innerText || "").indexOf(match[3]) >= 0;
+ } else if ( name === "not" ) {
+ var not = match[3];
+
+ for ( var i = 0, l = not.length; i < l; i++ ) {
+ if ( not[i] === elem ) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+ },
+ CHILD: function(elem, match){
+ var type = match[1], node = elem;
+ switch (type) {
+ case 'only':
+ case 'first':
+ while ( (node = node.previousSibling) ) {
+ if ( node.nodeType === 1 ) return false;
+ }
+ if ( type == 'first') return true;
+ node = elem;
+ case 'last':
+ while ( (node = node.nextSibling) ) {
+ if ( node.nodeType === 1 ) return false;
+ }
+ return true;
+ case 'nth':
+ var first = match[2], last = match[3];
+
+ if ( first == 1 && last == 0 ) {
+ return true;
+ }
+
+ var doneName = match[0],
+ parent = elem.parentNode;
+
+ if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) {
+ var count = 0;
+ for ( node = parent.firstChild; node; node = node.nextSibling ) {
+ if ( node.nodeType === 1 ) {
+ node.nodeIndex = ++count;
+ }
+ }
+ parent.sizcache = doneName;
+ }
+
+ var diff = elem.nodeIndex - last;
+ if ( first == 0 ) {
+ return diff == 0;
+ } else {
+ return ( diff % first == 0 && diff / first >= 0 );
+ }
+ }
+ },
+ ID: function(elem, match){
+ return elem.nodeType === 1 && elem.getAttribute("id") === match;
+ },
+ TAG: function(elem, match){
+ return (match === "*" && elem.nodeType === 1) || elem.nodeName === match;
+ },
+ CLASS: function(elem, match){
+ return (" " + (elem.className || elem.getAttribute("class")) + " ")
+ .indexOf( match ) > -1;
+ },
+ ATTR: function(elem, match){
+ var name = match[1],
+ result = Expr.attrHandle[ name ] ?
+ Expr.attrHandle[ name ]( elem ) :
+ elem[ name ] != null ?
+ elem[ name ] :
+ elem.getAttribute( name ),
+ value = result + "",
+ type = match[2],
+ check = match[4];
+
+ return result == null ?
+ type === "!=" :
+ type === "=" ?
+ value === check :
+ type === "*=" ?
+ value.indexOf(check) >= 0 :
+ type === "~=" ?
+ (" " + value + " ").indexOf(check) >= 0 :
+ !check ?
+ value && result !== false :
+ type === "!=" ?
+ value != check :
+ type === "^=" ?
+ value.indexOf(check) === 0 :
+ type === "$=" ?
+ value.substr(value.length - check.length) === check :
+ type === "|=" ?
+ value === check || value.substr(0, check.length + 1) === check + "-" :
+ false;
+ },
+ POS: function(elem, match, i, array){
+ var name = match[2], filter = Expr.setFilters[ name ];
+
+ if ( filter ) {
+ return filter( elem, i, match, array );
+ }
+ }
+ }
+};
+
+var origPOS = Expr.match.POS;
+
+for ( var type in Expr.match ) {
+ Expr.match[ type ] = new RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source );
+ Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source );
+}
+
+var makeArray = function(array, results) {
+ array = Array.prototype.slice.call( array, 0 );
+
+ if ( results ) {
+ results.push.apply( results, array );
+ return results;
+ }
+
+ return array;
+};
+
+try {
+ Array.prototype.slice.call( document.documentElement.childNodes, 0 );
+
+} catch(e){
+ makeArray = function(array, results) {
+ var ret = results || [];
+
+ if ( toString.call(array) === "[object Array]" ) {
+ Array.prototype.push.apply( ret, array );
+ } else {
+ if ( typeof array.length === "number" ) {
+ for ( var i = 0, l = array.length; i < l; i++ ) {
+ ret.push( array[i] );
+ }
+ } else {
+ for ( var i = 0; array[i]; i++ ) {
+ ret.push( array[i] );
+ }
+ }
+ }
+
+ return ret;
+ };
+}
+
+var sortOrder;
+
+if ( document.documentElement.compareDocumentPosition ) {
+ sortOrder = function( a, b ) {
+ if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
+ var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
+ if ( ret === 0 ) {
+ hasDuplicate = true;
+ }
+ return ret;
+ };
+} else if ( "sourceIndex" in document.documentElement ) {
+ sortOrder = function( a, b ) {
+ if ( !a.sourceIndex || !b.sourceIndex ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
+ var ret = a.sourceIndex - b.sourceIndex;
+ if ( ret === 0 ) {
+ hasDuplicate = true;
+ }
+ return ret;
+ };
+} else if ( document.createRange ) {
+ sortOrder = function( a, b ) {
+ if ( !a.ownerDocument || !b.ownerDocument ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
+ var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
+ aRange.setStart(a, 0);
+ aRange.setEnd(a, 0);
+ bRange.setStart(b, 0);
+ bRange.setEnd(b, 0);
+ var ret = aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
+ if ( ret === 0 ) {
+ hasDuplicate = true;
+ }
+ return ret;
+ };
+}
+
+(function(){
+ var form = document.createElement("div"),
+ id = "script" + (new Date).getTime();
+ form.innerHTML = "<a name='" + id + "'/>";
+
+ var root = document.documentElement;
+ root.insertBefore( form, root.firstChild );
+
+ if ( !!document.getElementById( id ) ) {
+ Expr.find.ID = function(match, context, isXML){
+ if ( typeof context.getElementById !== "undefined" && !isXML ) {
+ var m = context.getElementById(match[1]);
+ return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : [];
+ }
+ };
+
+ Expr.filter.ID = function(elem, match){
+ var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
+ return elem.nodeType === 1 && node && node.nodeValue === match;
+ };
+ }
+
+ root.removeChild( form );
+ root = form = null; // release memory in IE
+})();
+
+(function(){
+
+ var div = document.createElement("div");
+ div.appendChild( document.createComment("") );
+
+ if ( div.getElementsByTagName("*").length > 0 ) {
+ Expr.find.TAG = function(match, context){
+ var results = context.getElementsByTagName(match[1]);
+
+ if ( match[1] === "*" ) {
+ var tmp = [];
+
+ for ( var i = 0; results[i]; i++ ) {
+ if ( results[i].nodeType === 1 ) {
+ tmp.push( results[i] );
+ }
+ }
+
+ results = tmp;
+ }
+
+ return results;
+ };
+ }
+
+ div.innerHTML = "<a href='#'></a>";
+ if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" &&
+ div.firstChild.getAttribute("href") !== "#" ) {
+ Expr.attrHandle.href = function(elem){
+ return elem.getAttribute("href", 2);
+ };
+ }
+
+ div = null; // release memory in IE
+})();
+
+if ( document.querySelectorAll ) (function(){
+ var oldSizzle = Sizzle, div = document.createElement("div");
+ div.innerHTML = "<p class='TEST'></p>";
+
+ if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
+ return;
+ }
+
+ Sizzle = function(query, context, extra, seed){
+ context = context || document;
+
+ if ( !seed && context.nodeType === 9 && !isXML(context) ) {
+ try {
+ return makeArray( context.querySelectorAll(query), extra );
+ } catch(e){}
+ }
+
+ return oldSizzle(query, context, extra, seed);
+ };
+
+ for ( var prop in oldSizzle ) {
+ Sizzle[ prop ] = oldSizzle[ prop ];
+ }
+
+ div = null; // release memory in IE
+})();
+
+if ( document.getElementsByClassName && document.documentElement.getElementsByClassName ) (function(){
+ var div = document.createElement("div");
+ div.innerHTML = "<div class='test e'></div><div class='test'></div>";
+
+ if ( div.getElementsByClassName("e").length === 0 )
+ return;
+
+ div.lastChild.className = "e";
+
+ if ( div.getElementsByClassName("e").length === 1 )
+ return;
+
+ Expr.order.splice(1, 0, "CLASS");
+ Expr.find.CLASS = function(match, context, isXML) {
+ if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) {
+ return context.getElementsByClassName(match[1]);
+ }
+ };
+
+ div = null; // release memory in IE
+})();
+
+function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
+ var sibDir = dir == "previousSibling" && !isXML;
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ if ( sibDir && elem.nodeType === 1 ){
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+ elem = elem[dir];
+ var match = false;
+
+ while ( elem ) {
+ if ( elem.sizcache === doneName ) {
+ match = checkSet[elem.sizset];
+ break;
+ }
+
+ if ( elem.nodeType === 1 && !isXML ){
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+
+ if ( elem.nodeName === cur ) {
+ match = elem;
+ break;
+ }
+
+ elem = elem[dir];
+ }
+
+ checkSet[i] = match;
+ }
+ }
+}
+
+function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
+ var sibDir = dir == "previousSibling" && !isXML;
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ if ( sibDir && elem.nodeType === 1 ) {
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+ elem = elem[dir];
+ var match = false;
+
+ while ( elem ) {
+ if ( elem.sizcache === doneName ) {
+ match = checkSet[elem.sizset];
+ break;
+ }
+
+ if ( elem.nodeType === 1 ) {
+ if ( !isXML ) {
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+ if ( typeof cur !== "string" ) {
+ if ( elem === cur ) {
+ match = true;
+ break;
+ }
+
+ } else if ( Sizzle.filter( cur, [elem] ).length > 0 ) {
+ match = elem;
+ break;
+ }
+ }
+
+ elem = elem[dir];
+ }
+
+ checkSet[i] = match;
+ }
+ }
+}
+
+var contains = document.compareDocumentPosition ? function(a, b){
+ return a.compareDocumentPosition(b) & 16;
+} : function(a, b){
+ return a !== b && (a.contains ? a.contains(b) : true);
+};
+
+var isXML = function(elem){
+ return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
+ !!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML";
+};
+
+var posProcess = function(selector, context){
+ var tmpSet = [], later = "", match,
+ root = context.nodeType ? [context] : context;
+
+ while ( (match = Expr.match.PSEUDO.exec( selector )) ) {
+ later += match[0];
+ selector = selector.replace( Expr.match.PSEUDO, "" );
+ }
+
+ selector = Expr.relative[selector] ? selector + "*" : selector;
+
+ for ( var i = 0, l = root.length; i < l; i++ ) {
+ Sizzle( selector, root[i], tmpSet );
+ }
+
+ return Sizzle.filter( later, tmpSet );
+};
+
+
+window.Sizzle = Sizzle;
+
+})();
+
+;(function(engine) {
+ var extendElements = Prototype.Selector.extendElements;
+
+ function select(selector, scope) {
+ return extendElements(engine(selector, scope || document));
+ }
+
+ function match(element, selector) {
+ return engine.matches(selector, [element]).length == 1;
+ }
+
+ Prototype.Selector.engine = engine;
+ Prototype.Selector.select = select;
+ Prototype.Selector.match = match;
+})(Sizzle);
+
+window.Sizzle = Prototype._original_property;
+delete Prototype._original_property;
+
+var Form = {
+ reset: function(form) {
+ form = $(form);
+ form.reset();
+ return form;
+ },
+
+ serializeElements: function(elements, options) {
+ if (typeof options != 'object') options = { hash: !!options };
+ else if (Object.isUndefined(options.hash)) options.hash = true;
+ var key, value, submitted = false, submit = options.submit, accumulator, initial;
+
+ if (options.hash) {
+ initial = {};
+ accumulator = function(result, key, value) {
+ if (key in result) {
+ if (!Object.isArray(result[key])) result[key] = [result[key]];
+ result[key].push(value);
+ } else result[key] = value;
+ return result;
+ };
+ } else {
+ initial = '';
+ accumulator = function(result, key, value) {
+ return result + (result ? '&' : '') + encodeURIComponent(key) + '=' + encodeURIComponent(value);
+ }
+ }
+
+ return elements.inject(initial, function(result, element) {
+ if (!element.disabled && element.name) {
+ key = element.name; value = $(element).getValue();
+ if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted &&
+ submit !== false && (!submit || key == submit) && (submitted = true)))) {
+ result = accumulator(result, key, value);
+ }
+ }
+ return result;
+ });
+ }
+};
+
+Form.Methods = {
+ serialize: function(form, options) {
+ return Form.serializeElements(Form.getElements(form), options);
+ },
+
+ getElements: function(form) {
+ var elements = $(form).getElementsByTagName('*'),
+ element,
+ arr = [ ],
+ serializers = Form.Element.Serializers;
+ for (var i = 0; element = elements[i]; i++) {
+ arr.push(element);
+ }
+ return arr.inject([], function(elements, child) {
+ if (serializers[child.tagName.toLowerCase()])
+ elements.push(Element.extend(child));
+ return elements;
+ })
+ },
+
+ getInputs: function(form, typeName, name) {
+ form = $(form);
+ var inputs = form.getElementsByTagName('input');
+
+ if (!typeName && !name) return $A(inputs).map(Element.extend);
+
+ for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
+ var input = inputs[i];
+ if ((typeName && input.type != typeName) || (name && input.name != name))
+ continue;
+ matchingInputs.push(Element.extend(input));
+ }
+
+ return matchingInputs;
+ },
+
+ disable: function(form) {
+ form = $(form);
+ Form.getElements(form).invoke('disable');
+ return form;
+ },
+
+ enable: function(form) {
+ form = $(form);
+ Form.getElements(form).invoke('enable');
+ return form;
+ },
+
+ findFirstElement: function(form) {
+ var elements = $(form).getElements().findAll(function(element) {
+ return 'hidden' != element.type && !element.disabled;
+ });
+ var firstByIndex = elements.findAll(function(element) {
+ return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
+ }).sortBy(function(element) { return element.tabIndex }).first();
+
+ return firstByIndex ? firstByIndex : elements.find(function(element) {
+ return /^(?:input|select|textarea)$/i.test(element.tagName);
+ });
+ },
+
+ focusFirstElement: function(form) {
+ form = $(form);
+ var element = form.findFirstElement();
+ if (element) element.activate();
+ return form;
+ },
+
+ request: function(form, options) {
+ form = $(form), options = Object.clone(options || { });
+
+ var params = options.parameters, action = form.readAttribute('action') || '';
+ if (action.blank()) action = window.location.href;
+ options.parameters = form.serialize(true);
+
+ if (params) {
+ if (Object.isString(params)) params = params.toQueryParams();
+ Object.extend(options.parameters, params);
+ }
+
+ if (form.hasAttribute('method') && !options.method)
+ options.method = form.method;
+
+ return new Ajax.Request(action, options);
+ }
+};
+
+/*--------------------------------------------------------------------------*/
+
+
+Form.Element = {
+ focus: function(element) {
+ $(element).focus();
+ return element;
+ },
+
+ select: function(element) {
+ $(element).select();
+ return element;
+ }
+};
+
+Form.Element.Methods = {
+
+ serialize: function(element) {
+ element = $(element);
+ if (!element.disabled && element.name) {
+ var value = element.getValue();
+ if (value != undefined) {
+ var pair = { };
+ pair[element.name] = value;
+ return Object.toQueryString(pair);
+ }
+ }
+ return '';
+ },
+
+ getValue: function(element) {
+ element = $(element);
+ var method = element.tagName.toLowerCase();
+ return Form.Element.Serializers[method](element);
+ },
+
+ setValue: function(element, value) {
+ element = $(element);
+ var method = element.tagName.toLowerCase();
+ Form.Element.Serializers[method](element, value);
+ return element;
+ },
+
+ clear: function(element) {
+ $(element).value = '';
+ return element;
+ },
+
+ present: function(element) {
+ return $(element).value != '';
+ },
+
+ activate: function(element) {
+ element = $(element);
+ try {
+ element.focus();
+ if (element.select && (element.tagName.toLowerCase() != 'input' ||
+ !(/^(?:button|reset|submit)$/i.test(element.type))))
+ element.select();
+ } catch (e) { }
+ return element;
+ },
+
+ disable: function(element) {
+ element = $(element);
+ element.disabled = true;
+ return element;
+ },
+
+ enable: function(element) {
+ element = $(element);
+ element.disabled = false;
+ return element;
+ }
+};
+
+/*--------------------------------------------------------------------------*/
+
+var Field = Form.Element;
+
+var $F = Form.Element.Methods.getValue;
+
+/*--------------------------------------------------------------------------*/
+
+Form.Element.Serializers = (function() {
+ function input(element, value) {
+ switch (element.type.toLowerCase()) {
+ case 'checkbox':
+ case 'radio':
+ return inputSelector(element, value);
+ default:
+ return valueSelector(element, value);
+ }
+ }
+
+ function inputSelector(element, value) {
+ if (Object.isUndefined(value))
+ return element.checked ? element.value : null;
+ else element.checked = !!value;
+ }
+
+ function valueSelector(element, value) {
+ if (Object.isUndefined(value)) return element.value;
+ else element.value = value;
+ }
+
+ function select(element, value) {
+ if (Object.isUndefined(value))
+ return (element.type === 'select-one' ? selectOne : selectMany)(element);
+
+ var opt, currentValue, single = !Object.isArray(value);
+ for (var i = 0, length = element.length; i < length; i++) {
+ opt = element.options[i];
+ currentValue = this.optionValue(opt);
+ if (single) {
+ if (currentValue == value) {
+ opt.selected = true;
+ return;
+ }
+ }
+ else opt.selected = value.include(currentValue);
+ }
+ }
+
+ function selectOne(element) {
+ var index = element.selectedIndex;
+ return index >= 0 ? optionValue(element.options[index]) : null;
+ }
+
+ function selectMany(element) {
+ var values, length = element.length;
+ if (!length) return null;
+
+ for (var i = 0, values = []; i < length; i++) {
+ var opt = element.options[i];
+ if (opt.selected) values.push(optionValue(opt));
+ }
+ return values;
+ }
+
+ function optionValue(opt) {
+ return Element.hasAttribute(opt, 'value') ? opt.value : opt.text;
+ }
+
+ return {
+ input: input,
+ inputSelector: inputSelector,
+ textarea: valueSelector,
+ select: select,
+ selectOne: selectOne,
+ selectMany: selectMany,
+ optionValue: optionValue,
+ button: valueSelector
+ };
+})();
+
+/*--------------------------------------------------------------------------*/
+
+
+Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
+ initialize: function($super, element, frequency, callback) {
+ $super(callback, frequency);
+ this.element = $(element);
+ this.lastValue = this.getValue();
+ },
+
+ execute: function() {
+ var value = this.getValue();
+ if (Object.isString(this.lastValue) && Object.isString(value) ?
+ this.lastValue != value : String(this.lastValue) != String(value)) {
+ this.callback(this.element, value);
+ this.lastValue = value;
+ }
+ }
+});
+
+Form.Element.Observer = Class.create(Abstract.TimedObserver, {
+ getValue: function() {
+ return Form.Element.getValue(this.element);
+ }
+});
+
+Form.Observer = Class.create(Abstract.TimedObserver, {
+ getValue: function() {
+ return Form.serialize(this.element);
+ }
+});
+
+/*--------------------------------------------------------------------------*/
+
+Abstract.EventObserver = Class.create({
+ initialize: function(element, callback) {
+ this.element = $(element);
+ this.callback = callback;
+
+ this.lastValue = this.getValue();
+ if (this.element.tagName.toLowerCase() == 'form')
+ this.registerFormCallbacks();
+ else
+ this.registerCallback(this.element);
+ },
+
+ onElementEvent: function() {
+ var value = this.getValue();
+ if (this.lastValue != value) {
+ this.callback(this.element, value);
+ this.lastValue = value;
+ }
+ },
+
+ registerFormCallbacks: function() {
+ Form.getElements(this.element).each(this.registerCallback, this);
+ },
+
+ registerCallback: function(element) {
+ if (element.type) {
+ switch (element.type.toLowerCase()) {
+ case 'checkbox':
+ case 'radio':
+ Event.observe(element, 'click', this.onElementEvent.bind(this));
+ break;
+ default:
+ Event.observe(element, 'change', this.onElementEvent.bind(this));
+ break;
+ }
+ }
+ }
+});
+
+Form.Element.EventObserver = Class.create(Abstract.EventObserver, {
+ getValue: function() {
+ return Form.Element.getValue(this.element);
+ }
+});
+
+Form.EventObserver = Class.create(Abstract.EventObserver, {
+ getValue: function() {
+ return Form.serialize(this.element);
+ }
+});
+(function() {
+
+ var Event = {
+ KEY_BACKSPACE: 8,
+ KEY_TAB: 9,
+ KEY_RETURN: 13,
+ KEY_ESC: 27,
+ KEY_LEFT: 37,
+ KEY_UP: 38,
+ KEY_RIGHT: 39,
+ KEY_DOWN: 40,
+ KEY_DELETE: 46,
+ KEY_HOME: 36,
+ KEY_END: 35,
+ KEY_PAGEUP: 33,
+ KEY_PAGEDOWN: 34,
+ KEY_INSERT: 45,
+
+ cache: {}
+ };
+
+ var docEl = document.documentElement;
+ var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
+ && 'onmouseleave' in docEl;
+
+
+
+ var isIELegacyEvent = function(event) { return false; };
+
+ if (window.attachEvent) {
+ if (window.addEventListener) {
+ isIELegacyEvent = function(event) {
+ return !(event instanceof window.Event);
+ };
+ } else {
+ isIELegacyEvent = function(event) { return true; };
+ }
+ }
+
+ var _isButton;
+
+ function _isButtonForDOMEvents(event, code) {
+ return event.which ? (event.which === code + 1) : (event.button === code);
+ }
+
+ var legacyButtonMap = { 0: 1, 1: 4, 2: 2 };
+ function _isButtonForLegacyEvents(event, code) {
+ return event.button === legacyButtonMap[code];
+ }
+
+ function _isButtonForWebKit(event, code) {
+ switch (code) {
+ case 0: return event.which == 1 && !event.metaKey;
+ case 1: return event.which == 2 || (event.which == 1 && event.metaKey);
+ case 2: return event.which == 3;
+ default: return false;
+ }
+ }
+
+ if (window.attachEvent) {
+ if (!window.addEventListener) {
+ _isButton = _isButtonForLegacyEvents;
+ } else {
+ _isButton = function(event, code) {
+ return isIELegacyEvent(event) ? _isButtonForLegacyEvents(event, code) :
+ _isButtonForDOMEvents(event, code);
+ }
+ }
+ } else if (Prototype.Browser.WebKit) {
+ _isButton = _isButtonForWebKit;
+ } else {
+ _isButton = _isButtonForDOMEvents;
+ }
+
+ function isLeftClick(event) { return _isButton(event, 0) }
+
+ function isMiddleClick(event) { return _isButton(event, 1) }
+
+ function isRightClick(event) { return _isButton(event, 2) }
+
+ function element(event) {
+ event = Event.extend(event);
+
+ var node = event.target, type = event.type,
+ currentTarget = event.currentTarget;
+
+ if (currentTarget && currentTarget.tagName) {
+ if (type === 'load' || type === 'error' ||
+ (type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
+ && currentTarget.type === 'radio'))
+ node = currentTarget;
+ }
+
+ if (node.nodeType == Node.TEXT_NODE)
+ node = node.parentNode;
+
+ return Element.extend(node);
+ }
+
+ function findElement(event, expression) {
+ var element = Event.element(event);
+
+ if (!expression) return element;
+ while (element) {
+ if (Object.isElement(element) && Prototype.Selector.match(element, expression)) {
+ return Element.extend(element);
+ }
+ element = element.parentNode;
+ }
+ }
+
+ function pointer(event) {
+ return { x: pointerX(event), y: pointerY(event) };
+ }
+
+ function pointerX(event) {
+ var docElement = document.documentElement,
+ body = document.body || { scrollLeft: 0 };
+
+ return event.pageX || (event.clientX +
+ (docElement.scrollLeft || body.scrollLeft) -
+ (docElement.clientLeft || 0));
+ }
+
+ function pointerY(event) {
+ var docElement = document.documentElement,
+ body = document.body || { scrollTop: 0 };
+
+ return event.pageY || (event.clientY +
+ (docElement.scrollTop || body.scrollTop) -
+ (docElement.clientTop || 0));
+ }
+
+
+ function stop(event) {
+ Event.extend(event);
+ event.preventDefault();
+ event.stopPropagation();
+
+ event.stopped = true;
+ }
+
+
+ Event.Methods = {
+ isLeftClick: isLeftClick,
+ isMiddleClick: isMiddleClick,
+ isRightClick: isRightClick,
+
+ element: element,
+ findElement: findElement,
+
+ pointer: pointer,
+ pointerX: pointerX,
+ pointerY: pointerY,
+
+ stop: stop
+ };
+
+ var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
+ m[name] = Event.Methods[name].methodize();
+ return m;
+ });
+
+ if (window.attachEvent) {
+ function _relatedTarget(event) {
+ var element;
+ switch (event.type) {
+ case 'mouseover':
+ case 'mouseenter':
+ element = event.fromElement;
+ break;
+ case 'mouseout':
+ case 'mouseleave':
+ element = event.toElement;
+ break;
+ default:
+ return null;
+ }
+ return Element.extend(element);
+ }
+
+ var additionalMethods = {
+ stopPropagation: function() { this.cancelBubble = true },
+ preventDefault: function() { this.returnValue = false },
+ inspect: function() { return '[object Event]' }
+ };
+
+ Event.extend = function(event, element) {
+ if (!event) return false;
+
+ if (!isIELegacyEvent(event)) return event;
+
+ if (event._extendedByPrototype) return event;
+ event._extendedByPrototype = Prototype.emptyFunction;
+
+ var pointer = Event.pointer(event);
+
+ Object.extend(event, {
+ target: event.srcElement || element,
+ relatedTarget: _relatedTarget(event),
+ pageX: pointer.x,
+ pageY: pointer.y
+ });
+
+ Object.extend(event, methods);
+ Object.extend(event, additionalMethods);
+
+ return event;
+ };
+ } else {
+ Event.extend = Prototype.K;
+ }
+
+ if (window.addEventListener) {
+ Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__;
+ Object.extend(Event.prototype, methods);
+ }
+
+ function _createResponder(element, eventName, handler) {
+ var registry = Element.retrieve(element, 'prototype_event_registry');
+
+ if (Object.isUndefined(registry)) {
+ CACHE.push(element);
+ registry = Element.retrieve(element, 'prototype_event_registry', $H());
+ }
+
+ var respondersForEvent = registry.get(eventName);
+ if (Object.isUndefined(respondersForEvent)) {
+ respondersForEvent = [];
+ registry.set(eventName, respondersForEvent);
+ }
+
+ if (respondersForEvent.pluck('handler').include(handler)) return false;
+
+ var responder;
+ if (eventName.include(":")) {
+ responder = function(event) {
+ if (Object.isUndefined(event.eventName))
+ return false;
+
+ if (event.eventName !== eventName)
+ return false;
+
+ Event.extend(event, element);
+ handler.call(element, event);
+ };
+ } else {
+ if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED &&
+ (eventName === "mouseenter" || eventName === "mouseleave")) {
+ if (eventName === "mouseenter" || eventName === "mouseleave") {
+ responder = function(event) {
+ Event.extend(event, element);
+
+ var parent = event.relatedTarget;
+ while (parent && parent !== element) {
+ try { parent = parent.parentNode; }
+ catch(e) { parent = element; }
+ }
+
+ if (parent === element) return;
+
+ handler.call(element, event);
+ };
+ }
+ } else {
+ responder = function(event) {
+ Event.extend(event, element);
+ handler.call(element, event);
+ };
+ }
+ }
+
+ responder.handler = handler;
+ respondersForEvent.push(responder);
+ return responder;
+ }
+
+ function _destroyCache() {
+ for (var i = 0, length = CACHE.length; i < length; i++) {
+ Event.stopObserving(CACHE[i]);
+ CACHE[i] = null;
+ }
+ }
+
+ var CACHE = [];
+
+ if (Prototype.Browser.IE)
+ window.attachEvent('onunload', _destroyCache);
+
+ if (Prototype.Browser.WebKit)
+ window.addEventListener('unload', Prototype.emptyFunction, false);
+
+
+ var _getDOMEventName = Prototype.K,
+ translations = { mouseenter: "mouseover", mouseleave: "mouseout" };
+
+ if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) {
+ _getDOMEventName = function(eventName) {
+ return (translations[eventName] || eventName);
+ };
+ }
+
+ function observe(element, eventName, handler) {
+ element = $(element);
+
+ var responder = _createResponder(element, eventName, handler);
+
+ if (!responder) return element;
+
+ if (eventName.include(':')) {
+ if (element.addEventListener)
+ element.addEventListener("dataavailable", responder, false);
+ else {
+ element.attachEvent("ondataavailable", responder);
+ element.attachEvent("onlosecapture", responder);
+ }
+ } else {
+ var actualEventName = _getDOMEventName(eventName);
+
+ if (element.addEventListener)
+ element.addEventListener(actualEventName, responder, false);
+ else
+ element.attachEvent("on" + actualEventName, responder);
+ }
+
+ return element;
+ }
+
+ function stopObserving(element, eventName, handler) {
+ element = $(element);
+
+ var registry = Element.retrieve(element, 'prototype_event_registry');
+ if (!registry) return element;
+
+ if (!eventName) {
+ registry.each( function(pair) {
+ var eventName = pair.key;
+ stopObserving(element, eventName);
+ });
+ return element;
+ }
+
+ var responders = registry.get(eventName);
+ if (!responders) return element;
+
+ if (!handler) {
+ responders.each(function(r) {
+ stopObserving(element, eventName, r.handler);
+ });
+ return element;
+ }
+
+ var i = responders.length, responder;
+ while (i--) {
+ if (responders[i].handler === handler) {
+ responder = responders[i];
+ break;
+ }
+ }
+ if (!responder) return element;
+
+ if (eventName.include(':')) {
+ if (element.removeEventListener)
+ element.removeEventListener("dataavailable", responder, false);
+ else {
+ element.detachEvent("ondataavailable", responder);
+ element.detachEvent("onlosecapture", responder);
+ }
+ } else {
+ var actualEventName = _getDOMEventName(eventName);
+ if (element.removeEventListener)
+ element.removeEventListener(actualEventName, responder, false);
+ else
+ element.detachEvent('on' + actualEventName, responder);
+ }
+
+ registry.set(eventName, responders.without(responder));
+
+ return element;
+ }
+
+ function fire(element, eventName, memo, bubble) {
+ element = $(element);
+
+ if (Object.isUndefined(bubble))
+ bubble = true;
+
+ if (element == document && document.createEvent && !element.dispatchEvent)
+ element = document.documentElement;
+
+ var event;
+ if (document.createEvent) {
+ event = document.createEvent('HTMLEvents');
+ event.initEvent('dataavailable', bubble, true);
+ } else {
+ event = document.createEventObject();
+ event.eventType = bubble ? 'ondataavailable' : 'onlosecapture';
+ }
+
+ event.eventName = eventName;
+ event.memo = memo || { };
+
+ if (document.createEvent)
+ element.dispatchEvent(event);
+ else
+ element.fireEvent(event.eventType, event);
+
+ return Event.extend(event);
+ }
+
+ Event.Handler = Class.create({
+ initialize: function(element, eventName, selector, callback) {
+ this.element = $(element);
+ this.eventName = eventName;
+ this.selector = selector;
+ this.callback = callback;
+ this.handler = this.handleEvent.bind(this);
+ },
+
+ start: function() {
+ Event.observe(this.element, this.eventName, this.handler);
+ return this;
+ },
+
+ stop: function() {
+ Event.stopObserving(this.element, this.eventName, this.handler);
+ return this;
+ },
+
+ handleEvent: function(event) {
+ var element = Event.findElement(event, this.selector);
+ if (element) this.callback.call(this.element, event, element);
+ }
+ });
+
+ function on(element, eventName, selector, callback) {
+ element = $(element);
+ if (Object.isFunction(selector) && Object.isUndefined(callback)) {
+ callback = selector, selector = null;
+ }
+
+ return new Event.Handler(element, eventName, selector, callback).start();
+ }
+
+ Object.extend(Event, Event.Methods);
+
+ Object.extend(Event, {
+ fire: fire,
+ observe: observe,
+ stopObserving: stopObserving,
+ on: on
+ });
+
+ Element.addMethods({
+ fire: fire,
+
+ observe: observe,
+
+ stopObserving: stopObserving,
+
+ on: on
+ });
+
+ Object.extend(document, {
+ fire: fire.methodize(),
+
+ observe: observe.methodize(),
+
+ stopObserving: stopObserving.methodize(),
+
+ on: on.methodize(),
+
+ loaded: false
+ });
+
+ if (window.Event) Object.extend(window.Event, Event);
+ else window.Event = Event;
+})();
+
+(function() {
+ /* Support for the DOMContentLoaded event is based on work by Dan Webb,
+ Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */
+
+ var timer;
+
+ function fireContentLoadedEvent() {
+ if (document.loaded) return;
+ if (timer) window.clearTimeout(timer);
+ document.loaded = true;
+ document.fire('dom:loaded');
+ }
+
+ function checkReadyState() {
+ if (document.readyState === 'complete') {
+ document.stopObserving('readystatechange', checkReadyState);
+ fireContentLoadedEvent();
+ }
+ }
+
+ function pollDoScroll() {
+ try { document.documentElement.doScroll('left'); }
+ catch(e) {
+ timer = pollDoScroll.defer();
+ return;
+ }
+ fireContentLoadedEvent();
+ }
+
+ if (document.addEventListener) {
+ document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false);
+ } else {
+ document.observe('readystatechange', checkReadyState);
+ if (window == top)
+ timer = pollDoScroll.defer();
+ }
+
+ Event.observe(window, 'load', fireContentLoadedEvent);
+})();
+
+Element.addMethods();
+
+/*------------------------------- DEPRECATED -------------------------------*/
+
+Hash.toQueryString = Object.toQueryString;
+
+var Toggle = { display: Element.toggle };
+
+Element.Methods.childOf = Element.Methods.descendantOf;
+
+var Insertion = {
+ Before: function(element, content) {
+ return Element.insert(element, {before:content});
+ },
+
+ Top: function(element, content) {
+ return Element.insert(element, {top:content});
+ },
+
+ Bottom: function(element, content) {
+ return Element.insert(element, {bottom:content});
+ },
+
+ After: function(element, content) {
+ return Element.insert(element, {after:content});
+ }
+};
+
+var $continue = new Error('"throw $continue" is deprecated, use "return" instead');
+
+var Position = {
+ includeScrollOffsets: false,
+
+ prepare: function() {
+ this.deltaX = window.pageXOffset
+ || document.documentElement.scrollLeft
+ || document.body.scrollLeft
+ || 0;
+ this.deltaY = window.pageYOffset
+ || document.documentElement.scrollTop
+ || document.body.scrollTop
+ || 0;
+ },
+
+ within: function(element, x, y) {
+ if (this.includeScrollOffsets)
+ return this.withinIncludingScrolloffsets(element, x, y);
+ this.xcomp = x;
+ this.ycomp = y;
+ this.offset = Element.cumulativeOffset(element);
+
+ return (y >= this.offset[1] &&
+ y < this.offset[1] + element.offsetHeight &&
+ x >= this.offset[0] &&
+ x < this.offset[0] + element.offsetWidth);
+ },
+
+ withinIncludingScrolloffsets: function(element, x, y) {
+ var offsetcache = Element.cumulativeScrollOffset(element);
+
+ this.xcomp = x + offsetcache[0] - this.deltaX;
+ this.ycomp = y + offsetcache[1] - this.deltaY;
+ this.offset = Element.cumulativeOffset(element);
+
+ return (this.ycomp >= this.offset[1] &&
+ this.ycomp < this.offset[1] + element.offsetHeight &&
+ this.xcomp >= this.offset[0] &&
+ this.xcomp < this.offset[0] + element.offsetWidth);
+ },
+
+ overlap: function(mode, element) {
+ if (!mode) return 0;
+ if (mode == 'vertical')
+ return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
+ element.offsetHeight;
+ if (mode == 'horizontal')
+ return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
+ element.offsetWidth;
+ },
+
+
+ cumulativeOffset: Element.Methods.cumulativeOffset,
+
+ positionedOffset: Element.Methods.positionedOffset,
+
+ absolutize: function(element) {
+ Position.prepare();
+ return Element.absolutize(element);
+ },
+
+ relativize: function(element) {
+ Position.prepare();
+ return Element.relativize(element);
+ },
+
+ realOffset: Element.Methods.cumulativeScrollOffset,
+
+ offsetParent: Element.Methods.getOffsetParent,
+
+ page: Element.Methods.viewportOffset,
+
+ clone: function(source, target, options) {
+ options = options || { };
+ return Element.clonePosition(target, source, options);
+ }
+};
+
+/*--------------------------------------------------------------------------*/
+
+if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
+ function iter(name) {
+ return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
+ }
+
+ instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
+ function(element, className) {
+ className = className.toString().strip();
+ var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
+ return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
+ } : function(element, className) {
+ className = className.toString().strip();
+ var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
+ if (!classNames && !className) return elements;
+
+ var nodes = $(element).getElementsByTagName('*');
+ className = ' ' + className + ' ';
+
+ for (var i = 0, child, cn; child = nodes[i]; i++) {
+ if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
+ (classNames && classNames.all(function(name) {
+ return !name.toString().blank() && cn.include(' ' + name + ' ');
+ }))))
+ elements.push(Element.extend(child));
+ }
+ return elements;
+ };
+
+ return function(className, parentElement) {
+ return $(parentElement || document.body).getElementsByClassName(className);
+ };
+}(Element.Methods);
+
+/*--------------------------------------------------------------------------*/
+
+Element.ClassNames = Class.create();
+Element.ClassNames.prototype = {
+ initialize: function(element) {
+ this.element = $(element);
+ },
+
+ _each: function(iterator) {
+ this.element.className.split(/\s+/).select(function(name) {
+ return name.length > 0;
+ })._each(iterator);
+ },
+
+ set: function(className) {
+ this.element.className = className;
+ },
+
+ add: function(classNameToAdd) {
+ if (this.include(classNameToAdd)) return;
+ this.set($A(this).concat(classNameToAdd).join(' '));
+ },
+
+ remove: function(classNameToRemove) {
+ if (!this.include(classNameToRemove)) return;
+ this.set($A(this).without(classNameToRemove).join(' '));
+ },
+
+ toString: function() {
+ return $A(this).join(' ');
+ }
+};
+
+Object.extend(Element.ClassNames.prototype, Enumerable);
+
+/*--------------------------------------------------------------------------*/
+
+(function() {
+ window.Selector = Class.create({
+ initialize: function(expression) {
+ this.expression = expression.strip();
+ },
+
+ findElements: function(rootElement) {
+ return Prototype.Selector.select(this.expression, rootElement);
+ },
+
+ match: function(element) {
+ return Prototype.Selector.match(element, this.expression);
+ },
+
+ toString: function() {
+ return this.expression;
+ },
+
+ inspect: function() {
+ return "#<Selector: " + this.expression + ">";
+ }
+ });
+
+ Object.extend(Selector, {
+ matchElements: function(elements, expression) {
+ var match = Prototype.Selector.match,
+ results = [];
+
+ for (var i = 0, length = elements.length; i < length; i++) {
+ var element = elements[i];
+ if (match(element, expression)) {
+ results.push(Element.extend(element));
+ }
+ }
+ return results;
+ },
+
+ findElement: function(elements, expression, index) {
+ index = index || 0;
+ var matchIndex = 0, element;
+ for (var i = 0, length = elements.length; i < length; i++) {
+ element = elements[i];
+ if (Prototype.Selector.match(element, expression) && index === matchIndex++) {
+ return Element.extend(element);
+ }
+ }
+ },
+
+ findChildElements: function(element, expressions) {
+ var selector = expressions.toArray().join(', ');
+ return Prototype.Selector.select(selector, element || document);
+ }
+ });
+})();
diff --git a/js/scriptaculous.js b/js/scriptaculous.js
new file mode 100644
index 0000000..0ea5c44
--- /dev/null
+++ b/js/scriptaculous.js
@@ -0,0 +1,68 @@
+// script.aculo.us scriptaculous.js v1.9.0, Thu Dec 23 16:54:48 -0500 2010
+
+// Copyright (c) 2005-2010 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+// For details, see the script.aculo.us web site: http://script.aculo.us/
+
+var Scriptaculous = {
+ Version: '1.9.0',
+ require: function(libraryName) {
+ try{
+ // inserting via DOM fails in Safari 2.0, so brute force approach
+ document.write('<script type="text/javascript" src="'+libraryName+'"><\/script>');
+ } catch(e) {
+ // for xhtml+xml served content, fall back to DOM methods
+ var script = document.createElement('script');
+ script.type = 'text/javascript';
+ script.src = libraryName;
+ document.getElementsByTagName('head')[0].appendChild(script);
+ }
+ },
+ REQUIRED_PROTOTYPE: '1.6.0.3',
+ load: function() {
+ function convertVersionString(versionString) {
+ var v = versionString.replace(/_.*|\./g, '');
+ v = parseInt(v + '0'.times(4-v.length));
+ return versionString.indexOf('_') > -1 ? v-1 : v;
+ }
+
+ if((typeof Prototype=='undefined') ||
+ (typeof Element == 'undefined') ||
+ (typeof Element.Methods=='undefined') ||
+ (convertVersionString(Prototype.Version) <
+ convertVersionString(Scriptaculous.REQUIRED_PROTOTYPE)))
+ throw("script.aculo.us requires the Prototype JavaScript framework >= " +
+ Scriptaculous.REQUIRED_PROTOTYPE);
+
+ var js = /scriptaculous\.js(\?.*)?$/;
+ $$('script[src]').findAll(function(s) {
+ return s.src.match(js);
+ }).each(function(s) {
+ var path = s.src.replace(js, ''),
+ includes = s.src.match(/\?.*load=([a-z,]*)/);
+ (includes ? includes[1] : 'builder,effects,dragdrop,controls,slider,sound').split(',').each(
+ function(include) { Scriptaculous.require(path+include+'.js') });
+ });
+ }
+};
+
+Scriptaculous.load(); \ No newline at end of file