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'
},
node: function(elementName) {
elementName = elementName.toUpperCase();
var parentTag = this.NODEMAP[elementName] || 'div';
var parentElement = document.createElement(parentTag);
try { 
parentElement.innerHTML = "<" + elementName + "></" + elementName + ">";
} catch(e) {}
var element = parentElement.firstChild || null;
if(element && (element.tagName != elementName))
element = element.getElementsByTagName(elementName)[0];
if(!element) element = document.createElement(elementName);
if(!element) return;
if(arguments[1])
if(this._isStringOrNumber(arguments[1]) ||
(arguments[1] instanceof Array)) {
this._children(element, arguments[1]);
} else {
var attrs = this._attributes(arguments[1]);
if(attrs.length) {
try {
parentElement.innerHTML = "<" +elementName + " " +
attrs + "></" + elementName + ">";
} catch(e) {}
element = parentElement.firstChild || null;
if(!element) {
element = document.createElement(elementName);
for(attr in arguments[1])
element[attr == 'class' ? 'className' : attr] = arguments[1][attr];
}
if(element.tagName != elementName)
element = parentElement.getElementsByTagName(elementName)[0];
}
}
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() + '"');
return attrs.join(" ");
},
_children: function(element, children) {
if(typeof children=='object') {
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)));
}
});
}
}
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(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);
return element;
}
Element.getOpacity = function(element){
element = $(element);
var opacity;
if (opacity = element.getStyle('opacity'))
return parseFloat(opacity);
if (opacity = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
if(opacity[1]) return parseFloat(opacity[1]) / 100;
return 1.0;
}
Element.setOpacity = function(element, value){
element= $(element);
if (value == 1){
element.setStyle({ opacity:
(/Gecko/.test(navigator.userAgent) && !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ?
0.999999 : 1.0 });
if(/MSIE/.test(navigator.userAgent) && !window.opera)
element.setStyle({filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'')});
} else {
if(value < 0.00001) value = 0;
element.setStyle({opacity: value});
if(/MSIE/.test(navigator.userAgent) && !window.opera)
element.setStyle(
{ filter: element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'') +
'alpha(opacity='+value*100+')' });
}
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) { }
};
Array.prototype.call = function() {
var args = arguments;
this.each(function(f){ f.apply(this, args) });
}
var Effect = {
_elementDoesNotExistError: {
name: 'ElementDoesNotExistError',
message: 'The specified DOM element does not exist, but is required for this effect to operate'
},
tagifyText: function(element) {
if(typeof Builder == 'undefined')
throw("Effect.tagifyText requires including script.aculo.us' builder.js library");
var tagifyStyle = 'position:relative';
if(/MSIE/.test(navigator.userAgent) && !window.opera) tagifyStyle += ';zoom:1';
element = $(element);
$A(element.childNodes).each( function(child) {
if(child.nodeType==3) {
child.nodeValue.toArray().each( function(character) {
element.insertBefore(
Builder.node('span',{style: tagifyStyle},
character == ' ' ? String.fromCharCode(160) : character),
child);
});
Element.remove(child);
}
});
},
multiple: function(element, effect) {
var elements;
if(((typeof element == 'object') ||
(typeof element == 'function')) &&
 (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) {
element = $(element);
effect = (effect || 'appear').toLowerCase();
var options = Object.extend({
queue: { position:'end', scope:(element.id || 'global'), limit: 1 }
}, arguments[2] || {});
Effect[element.visible() ?
Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options);
}
};
var Effect2 = Effect; 
Effect.Transitions = {
linear: Prototype.K,
sinoidal: function(pos) {
return (-Math.cos(pos*Math.PI)/2) + 0.5;
},
reverse: function(pos) {
return 1-pos;
},
flicker: function(pos) {
return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;
},
wobble: function(pos) {
return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
},
pulse: function(pos, pulses) {
pulses = pulses || 5;
return (
Math.round((pos % (1/pulses)) * pulses) == 0 ?
((pos * pulses * 2) - Math.floor(pos * pulses * 2)) :
1 - ((pos * pulses * 2) - Math.floor(pos * pulses * 2))
);
},
none: function(pos) {
return 0;
},
full: function(pos) {
return 1;
}
};
Effect.ScopedQueue = Class.create();
Object.extend(Object.extend(Effect.ScopedQueue.prototype, 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 = (typeof effect.options.queue == 'string') ?
effect.options.queue : effect.options.queue.position;
switch(position) {
case 'front':
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':
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), 40);
},
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();
this.effects.invoke('loop', timePos);
}
});
Effect.Queues = {
instances: $H(),
get: function(queueName) {
if(typeof queueName != 'string') return queueName;
if(!this.instances[queueName])
this.instances[queueName] = new Effect.ScopedQueue();
return this.instances[queueName];
}
}
Effect.Queue = Effect.Queues.get('global');
Effect.DefaultOptions = {
transition: Effect.Transitions.sinoidal,
duration:   1.0,
fps:        25.0,
sync:       false,
from:       0.0,
to:         1.0,
delay:      0.0,
queue:      'parallel'
}
Effect.Base = function() {};
Effect.Base.prototype = {
position: null,
start: function(options) {
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.event('beforeStart');
if(!this.options.sync)
Effect.Queues.get(typeof this.options.queue == 'string' ?
'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.finishOn - this.startOn);
var frame = Math.round(pos * this.options.fps * this.options.duration);
if(frame > this.currentFrame) {
this.render(pos);
this.currentFrame = frame;
}
}
},
render: function(pos) {
if(this.state == 'idle') {
this.state = 'running';
this.event('beforeSetup');
if(this.setup) this.setup();
this.event('afterSetup');
}
if(this.state == 'running') {
if(this.options.transition) pos = this.options.transition(pos);
pos *= (this.options.to-this.options.from);
pos += this.options.from;
this.position = pos;
this.event('beforeUpdate');
if(this.update) this.update(pos);
this.event('afterUpdate');
}
},
cancel: function() {
if(!this.options.sync)
Effect.Queues.get(typeof this.options.queue == 'string' ?
'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() {
return '#<Effect:' + $H(this).inspect() + ',options:' + $H(this.options).inspect() + '>';
}
}
Effect.Parallel = Class.create();
Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), {
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.Event = Class.create();
Object.extend(Object.extend(Effect.Event.prototype, Effect.Base.prototype), {
initialize: function() {
var options = Object.extend({
duration: 0
}, arguments[0] || {});
this.start(options);
},
update: Prototype.emptyFunction
});
Effect.Opacity = Class.create();
Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), {
initialize: function(element) {
this.element = $(element);
if(!this.element) throw(Effect._elementDoesNotExistError);
if(/MSIE/.test(navigator.userAgent) && !window.opera && (!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();
Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), {
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: Math.round(this.options.x  * position + this.originalLeft) + 'px',
top:  Math.round(this.options.y  * position + this.originalTop)  + 'px'
});
}
});
Effect.MoveBy = function(element, toTop, toLeft) {
return new Effect.Move(element,
Object.extend({ x: toLeft, y: toTop }, arguments[3] || {}));
};
Effect.Scale = Class.create();
Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), {
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',
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 = Math.round(width) + 'px';
if(this.options.scaleY) d.height = Math.round(height) + '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();
Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), {
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() {
if(this.element.getStyle('display')=='none') { this.cancel(); return; }
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');
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+(Math.round(this._base[i]+(this._delta[i]*position)).toColorPart()); }.bind(this)) });
},
finish: function() {
this.element.setStyle(Object.extend(this.oldStyle, {
backgroundColor: this.options.restorecolor
}));
}
});
Effect.ScrollTo = Class.create();
Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), {
initialize: function(element) {
this.element = $(element);
this.start(arguments[1] || {});
},
setup: function() {
Position.prepare();
var offsets = Position.cumulativeOffset(this.element);
if(this.options.offset) offsets[1] += this.options.offset;
var max = window.innerHeight ?
window.height - window.innerHeight :
document.body.scrollHeight -
(document.documentElement.clientHeight ?
document.documentElement.clientHeight : document.body.clientHeight);
this.scrollStart = Position.deltaY;
this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart;
},
update: function(position) {
Position.prepare();
window.scrollTo(Position.deltaX,
this.scrollStart + (position*this.delta));
}
});
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,
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 oldStyle = {
top: element.getStyle('top'),
left: element.getStyle('left') };
return new Effect.Move(element,
{ x:  20, y: 0, duration: 0.05, afterFinishInternal: function(effect) {
new Effect.Move(effect.element,
{ x: -40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
new Effect.Move(effect.element,
{ x:  40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
new Effect.Move(effect.element,
{ x: -40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
new Effect.Move(effect.element,
{ x:  40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
new Effect.Move(effect.element,
{ x: -20, y: 0, duration: 0.05, afterFinishInternal: function(effect) {
effect.element.undoPositioned().setStyle(oldStyle);
}}) }}) }}) }}) }}) }});
}
Effect.SlideDown = function(element) {
element = $(element).cleanWhitespace();
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');
return new Effect.Scale(element, window.opera ? 0 : 1,
 Object.extend({ scaleContent: false,
scaleX: false,
scaleMode: 'box',
scaleFrom: 100,
restoreAfterFinish: true,
beforeStartInternal: 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().setStyle({bottom: oldInnerBottom});
effect.element.down().undoPositioned();
}
 }, arguments[1] || {})
);
}
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] || {};
var oldOpacity = element.getInlineOpacity();
var transition = options.transition || Effect.Transitions.sinoidal;
var reverser   = function(pos){ return transition(1-Effect.Transitions.pulse(pos, options.pulses)) };
reverser.bind(transition);
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] || {}));
};
['setOpacity','getOpacity','getInlineOpacity','forceRerendering','setContentZoom',
 'collectTextNodes','collectTextNodesIgnoreClass'].each(
function(f) { Element.Methods[f] = Element[f]; }
);
Element.Methods.visualEffect = function(element, effect, options) {
s = effect.gsub(/_/, '-').camelize();
effect_class = s.charAt(0).toUpperCase() + s.substring(1);
new Effect[effect_class](element, options);
return $(element);
};
Element.addMethods();
if(typeof Effect == 'undefined')
throw("dragdrop.js requires including script.aculo.us' effects.js library");
var Droppables = {
drops: [],
remove: function(element) {
this.drops = this.drops.reject(function(d) { return d.element==$(element) });
},
add: function(element) {
element = $(element);
var options = Object.extend({
greedy:     true,
hoverclass: null,
tree:       false
}, arguments[1] || {});
if(options.containment) {
options._containers = [];
var containment = options.containment;
if((typeof containment == 'object') &&
(containment.constructor == Array)) {
containment.each( function(c) { options._containers.push($(c)) });
} else {
options._containers.push($(containment));
}
}
if(options.accept) options.accept = [options.accept].flatten();
Element.makePositioned(element);
options.element = element;
this.drops.push(options);
},
findDeepestChild: function(drops) {
deepest = drops[0];
for (i = 1; i < drops.length; ++i)
if (Element.isParent(drops[i].element, deepest.element))
deepest = drops[i];
return deepest;
},
isContained: function(element, drop) {
var containmentNode;
if(drop.tree) {
containmentNode = element.treeNode;
} else {
containmentNode = element.parentNode;
}
return drop._containers.detect(function(c) { return containmentNode == c });
},
isAffected: function(point, element, drop) {
return (
(drop.element!=element) &&
((!drop._containers) ||
this.isContained(element, drop)) &&
((!drop.accept) ||
(Element.classNames(element).detect(
function(v) { return drop.accept.include(v) } ) )) &&
Position.within(drop.element, point[0], point[1]) );
},
deactivate: function(drop) {
if(drop.hoverclass)
Element.removeClassName(drop.element, drop.hoverclass);
this.last_active = null;
},
activate: function(drop) {
if(drop.hoverclass)
Element.addClassName(drop.element, drop.hoverclass);
this.last_active = drop;
},
show: function(point, element) {
if(!this.drops.length) return;
var affected = [];
if(this.last_active) this.deactivate(this.last_active);
this.drops.each( function(drop) {
if(Droppables.isAffected(point, element, drop))
affected.push(drop);
});
if(affected.length>0) {
drop = Droppables.findDeepestChild(affected);
Position.within(drop.element, point[0], point[1]);
if(drop.onHover)
drop.onHover(element, drop.element, Position.overlap(drop.overlap, drop.element));
Droppables.activate(drop);
}
},
fire: function(event, element) {
if(!this.last_active) return;
Position.prepare();
if (this.isAffected([Event.pointerX(event), Event.pointerY(event)], element, this.last_active))
if (this.last_active.onDrop)
this.last_active.onDrop(element, this.last_active.element, event);
},
reset: function() {
if(this.last_active)
this.deactivate(this.last_active);
}
}
var Draggables = {
drags: [],
observers: [],
register: function(draggable) {
if(this.drags.length == 0) {
this.eventMouseUp   = this.endDrag.bindAsEventListener(this);
this.eventMouseMove = this.updateDrag.bindAsEventListener(this);
this.eventKeypress  = this.keyPress.bindAsEventListener(this);
Event.observe(document, "mouseup", this.eventMouseUp);
Event.observe(document, "mousemove", this.eventMouseMove);
Event.observe(document, "keypress", this.eventKeypress);
}
this.drags.push(draggable);
},
unregister: function(draggable) {
this.drags = this.drags.reject(function(d) { return d==draggable });
if(this.drags.length == 0) {
Event.stopObserving(document, "mouseup", this.eventMouseUp);
Event.stopObserving(document, "mousemove", this.eventMouseMove);
Event.stopObserving(document, "keypress", this.eventKeypress);
}
},
activate: function(draggable) {
if(draggable.options.delay) {
this._timeout = setTimeout(function() {
Draggables._timeout = null;
window.focus();
Draggables.activeDraggable = draggable;
}.bind(this), draggable.options.delay);
} else {
window.focus();
this.activeDraggable = draggable;
}
},
deactivate: function() {
this.activeDraggable = null;
},
updateDrag: function(event) {
if(!this.activeDraggable) return;
var pointer = [Event.pointerX(event), Event.pointerY(event)];
if(this._lastPointer && (this._lastPointer.inspect() == pointer.inspect())) return;
this._lastPointer = pointer;
this.activeDraggable.updateDrag(event, pointer);
},
endDrag: function(event) {
if(this._timeout) {
clearTimeout(this._timeout);
this._timeout = null;
}
if(!this.activeDraggable) return;
this._lastPointer = null;
this.activeDraggable.endDrag(event);
this.activeDraggable = null;
},
keyPress: function(event) {
if(this.activeDraggable)
this.activeDraggable.keyPress(event);
},
addObserver: function(observer) {
this.observers.push(observer);
this._cacheObserverCallbacks();
},
removeObserver: function(element) {
this.observers = this.observers.reject( function(o) { return o.element==element });
this._cacheObserverCallbacks();
},
notify: function(eventName, draggable, event) {
if(this[eventName+'Count'] > 0)
this.observers.each( function(o) {
if(o[eventName]) o[eventName](eventName, draggable, event);
});
if(draggable.options[eventName]) draggable.options[eventName](draggable, event);
},
_cacheObserverCallbacks: function() {
['onStart','onEnd','onDrag'].each( function(eventName) {
Draggables[eventName+'Count'] = Draggables.observers.select(
function(o) { return o[eventName]; }
).length;
});
}
}
var Draggable = Class.create();
Draggable._dragging    = {};
Draggable.prototype = {
initialize: function(element) {
var defaults = {
handle: false,
reverteffect: function(element, top_offset, left_offset) {
var dur = Math.sqrt(Math.abs(top_offset^2)+Math.abs(left_offset^2))*0.02;
new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur,
queue: {scope:'_draggable', position:'end'}
});
},
endeffect: function(element) {
var toOpacity = typeof element._opacity == 'number' ? element._opacity : 1.0;
new Effect.Opacity(element, {duration:0.2, from:0.7, to:toOpacity,
queue: {scope:'_draggable', position:'end'},
afterFinish: function(){
Draggable._dragging[element] = false
}
});
},
zindex: 1000,
revert: false,
scroll: false,
scrollSensitivity: 20,
scrollSpeed: 15,
snap: false,
delay: 0
};
if(!arguments[1] || typeof arguments[1].endeffect == 'undefined')
Object.extend(defaults, {
starteffect: function(element) {
element._opacity = Element.getOpacity(element);
Draggable._dragging[element] = true;
new Effect.Opacity(element, {duration:0.2, from:element._opacity, to:0.7});
}
});
var options = Object.extend(defaults, arguments[1] || {});
this.element = $(element);
if(options.handle && (typeof options.handle == 'string'))
this.handle = this.element.down('.'+options.handle, 0);
if(!this.handle) this.handle = $(options.handle);
if(!this.handle) this.handle = this.element;
if(options.scroll && !options.scroll.scrollTo && !options.scroll.outerHTML) {
options.scroll = $(options.scroll);
this._isScrollChild = Element.childOf(this.element, options.scroll);
}
Element.makePositioned(this.element);
this.delta    = this.currentDelta();
this.options  = options;
this.dragging = false;
this.eventMouseDown = this.initDrag.bindAsEventListener(this);
Event.observe(this.handle, "mousedown", this.eventMouseDown);
Draggables.register(this);
},
destroy: function() {
Event.stopObserving(this.handle, "mousedown", this.eventMouseDown);
Draggables.unregister(this);
},
currentDelta: function() {
return([
parseInt(Element.getStyle(this.element,'left') || '0'),
parseInt(Element.getStyle(this.element,'top') || '0')]);
},
initDrag: function(event) {
if(typeof Draggable._dragging[this.element] != 'undefined' &&
Draggable._dragging[this.element]) return;
if(Event.isLeftClick(event)) {
var src = Event.element(event);
if(src.tagName && (
src.tagName=='INPUT' ||
src.tagName=='SELECT' ||
src.tagName=='OPTION' ||
src.tagName=='BUTTON' ||
src.tagName=='TEXTAREA')) return;
var pointer = [Event.pointerX(event), Event.pointerY(event)];
var pos     = Position.cumulativeOffset(this.element);
this.offset = [0,1].map( function(i) { return (pointer[i] - pos[i]) });
Draggables.activate(this);
Event.stop(event);
}
},
startDrag: function(event) {
this.dragging = true;
if(this.options.zindex) {
this.originalZ = parseInt(Element.getStyle(this.element,'z-index') || 0);
this.element.style.zIndex = this.options.zindex;
}
if(this.options.ghosting) {
this._clone = this.element.cloneNode(true);
Position.absolutize(this.element);
this.element.parentNode.insertBefore(this._clone, this.element);
}
if(this.options.scroll) {
if (this.options.scroll == window) {
var where = this._getWindowScroll(this.options.scroll);
this.originalScrollLeft = where.left;
this.originalScrollTop = where.top;
} else {
this.originalScrollLeft = this.options.scroll.scrollLeft;
this.originalScrollTop = this.options.scroll.scrollTop;
}
}
Draggables.notify('onStart', this, event);
if(this.options.starteffect) this.options.starteffect(this.element);
},
updateDrag: function(event, pointer) {
if(!this.dragging) this.startDrag(event);
Position.prepare();
Droppables.show(pointer, this.element);
Draggables.notify('onDrag', this, event);
this.draw(pointer);
if(this.options.change) this.options.change(this);
if(this.options.scroll) {
this.stopScrolling();
var p;
if (this.options.scroll == window) {
with(this._getWindowScroll(this.options.scroll)) { p = [ left, top, left+width, top+height ]; }
} else {
p = Position.page(this.options.scroll);
p[0] += this.options.scroll.scrollLeft + Position.deltaX;
p[1] += this.options.scroll.scrollTop + Position.deltaY;
p.push(p[0]+this.options.scroll.offsetWidth);
p.push(p[1]+this.options.scroll.offsetHeight);
}
var speed = [0,0];
if(pointer[0] < (p[0]+this.options.scrollSensitivity)) speed[0] = pointer[0]-(p[0]+this.options.scrollSensitivity);
if(pointer[1] < (p[1]+this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[1]+this.options.scrollSensitivity);
if(pointer[0] > (p[2]-this.options.scrollSensitivity)) speed[0] = pointer[0]-(p[2]-this.options.scrollSensitivity);
if(pointer[1] > (p[3]-this.options.scrollSensitivity)) speed[1] = pointer[1]-(p[3]-this.options.scrollSensitivity);
this.startScrolling(speed);
}
if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);
Event.stop(event);
},
finishDrag: function(event, success) {
this.dragging = false;
if(this.options.ghosting) {
Position.relativize(this.element);
Element.remove(this._clone);
this._clone = null;
}
if(success) Droppables.fire(event, this.element);
Draggables.notify('onEnd', this, event);
var revert = this.options.revert;
if(revert && typeof revert == 'function') revert = revert(this.element);
var d = this.currentDelta();
if(revert && this.options.reverteffect) {
this.options.reverteffect(this.element,
d[1]-this.delta[1], d[0]-this.delta[0]);
} else {
this.delta = d;
}
if(this.options.zindex)
this.element.style.zIndex = this.originalZ;
if(this.options.endeffect)
this.options.endeffect(this.element);
Draggables.deactivate(this);
Droppables.reset();
},
keyPress: function(event) {
if(event.keyCode!=Event.KEY_ESC) return;
this.finishDrag(event, false);
Event.stop(event);
},
endDrag: function(event) {
if(!this.dragging) return;
this.stopScrolling();
this.finishDrag(event, true);
Event.stop(event);
},
draw: function(point) {
var pos = Position.cumulativeOffset(this.element);
if(this.options.ghosting) {
var r   = Position.realOffset(this.element);
pos[0] += r[0] - Position.deltaX; pos[1] += r[1] - Position.deltaY;
}
var d = this.currentDelta();
pos[0] -= d[0]; pos[1] -= d[1];
if(this.options.scroll && (this.options.scroll != window && this._isScrollChild)) {
pos[0] -= this.options.scroll.scrollLeft-this.originalScrollLeft;
pos[1] -= this.options.scroll.scrollTop-this.originalScrollTop;
}
var p = [0,1].map(function(i){
return (point[i]-pos[i]-this.offset[i])
}.bind(this));
if(this.options.snap) {
if(typeof this.options.snap == 'function') {
p = this.options.snap(p[0],p[1],this);
} else {
if(this.options.snap instanceof Array) {
p = p.map( function(v, i) {
return Math.round(v/this.options.snap[i])*this.options.snap[i] }.bind(this))
} else {
p = p.map( function(v) {
return Math.round(v/this.options.snap)*this.options.snap }.bind(this))
}
}}
var style = this.element.style;
if((!this.options.constraint) || (this.options.constraint=='horizontal'))
style.left = p[0] + "px";
if((!this.options.constraint) || (this.options.constraint=='vertical'))
style.top  = p[1] + "px";
if(style.visibility=="hidden") style.visibility = "";
},
stopScrolling: function() {
if(this.scrollInterval) {
clearInterval(this.scrollInterval);
this.scrollInterval = null;
Draggables._lastScrollPointer = null;
}
},
startScrolling: function(speed) {
if(!(speed[0] || speed[1])) return;
this.scrollSpeed = [speed[0]*this.options.scrollSpeed,speed[1]*this.options.scrollSpeed];
this.lastScrolled = new Date();
this.scrollInterval = setInterval(this.scroll.bind(this), 10);
},
scroll: function() {
var current = new Date();
var delta = current - this.lastScrolled;
this.lastScrolled = current;
if(this.options.scroll == window) {
with (this._getWindowScroll(this.options.scroll)) {
if (this.scrollSpeed[0] || this.scrollSpeed[1]) {
var d = delta / 1000;
this.options.scroll.scrollTo( left + d*this.scrollSpeed[0], top + d*this.scrollSpeed[1] );
}
}
} else {
this.options.scroll.scrollLeft += this.scrollSpeed[0] * delta / 1000;
this.options.scroll.scrollTop  += this.scrollSpeed[1] * delta / 1000;
}
Position.prepare();
Droppables.show(Draggables._lastPointer, this.element);
Draggables.notify('onDrag', this);
if (this._isScrollChild) {
Draggables._lastScrollPointer = Draggables._lastScrollPointer || $A(Draggables._lastPointer);
Draggables._lastScrollPointer[0] += this.scrollSpeed[0] * delta / 1000;
Draggables._lastScrollPointer[1] += this.scrollSpeed[1] * delta / 1000;
if (Draggables._lastScrollPointer[0] < 0)
Draggables._lastScrollPointer[0] = 0;
if (Draggables._lastScrollPointer[1] < 0)
Draggables._lastScrollPointer[1] = 0;
this.draw(Draggables._lastScrollPointer);
}
if(this.options.change) this.options.change(this);
},
_getWindowScroll: function(w) {
var T, L, W, H;
with (w.document) {
if (w.document.documentElement && documentElement.scrollTop) {
T = documentElement.scrollTop;
L = documentElement.scrollLeft;
} else if (w.document.body) {
T = body.scrollTop;
L = body.scrollLeft;
}
if (w.innerWidth) {
W = w.innerWidth;
H = w.innerHeight;
} else if (w.document.documentElement && documentElement.clientWidth) {
W = documentElement.clientWidth;
H = documentElement.clientHeight;
} else {
W = body.offsetWidth;
H = body.offsetHeight
}
}
return { top: T, left: L, width: W, height: H };
}
}
var SortableObserver = Class.create();
SortableObserver.prototype = {
initialize: function(element, observer) {
this.element   = $(element);
this.observer  = observer;
this.lastValue = Sortable.serialize(this.element);
},
onStart: function() {
this.lastValue = Sortable.serialize(this.element);
},
onEnd: function() {
Sortable.unmark();
if(this.lastValue != Sortable.serialize(this.element))
this.observer(this.element)
}
}
var Sortable = {
SERIALIZE_RULE: /^[^_\-](?:[A-Za-z0-9\-\_]*)[_](.*)$/,
sortables: {},
_findRootElement: function(element) {
while (element.tagName != "BODY") {
if(element.id && Sortable.sortables[element.id]) return element;
element = element.parentNode;
}
},
options: function(element) {
element = Sortable._findRootElement($(element));
if(!element) return;
return Sortable.sortables[element.id];
},
destroy: function(element){
var s = Sortable.options(element);
if(s) {
Draggables.removeObserver(s.element);
s.droppables.each(function(d){ Droppables.remove(d) });
s.draggables.invoke('destroy');
delete Sortable.sortables[s.element.id];
}
},
create: function(element) {
element = $(element);
var options = Object.extend({
element:     element,
tag:         'li',
dropOnEmpty: false,
tree:        false,
treeTag:     'ul',
overlap:     'vertical',
constraint:  'vertical',
containment: element,
handle:      false,
only:        false,
delay:       0,
hoverclass:  null,
ghosting:    false,
scroll:      false,
scrollSensitivity: 20,
scrollSpeed: 15,
format:      this.SERIALIZE_RULE,
onChange:    Prototype.emptyFunction,
onUpdate:    Prototype.emptyFunction
}, arguments[1] || {});
this.destroy(element);
var options_for_draggable = {
revert:      true,
scroll:      options.scroll,
scrollSpeed: options.scrollSpeed,
scrollSensitivity: options.scrollSensitivity,
delay:       options.delay,
ghosting:    options.ghosting,
constraint:  options.constraint,
handle:      options.handle };
if(options.starteffect)
options_for_draggable.starteffect = options.starteffect;
if(options.reverteffect)
options_for_draggable.reverteffect = options.reverteffect;
else
if(options.ghosting) options_for_draggable.reverteffect = function(element) {
element.style.top  = 0;
element.style.left = 0;
};
if(options.endeffect)
options_for_draggable.endeffect = options.endeffect;
if(options.zindex)
options_for_draggable.zindex = options.zindex;
var options_for_droppable = {
overlap:     options.overlap,
containment: options.containment,
tree:        options.tree,
hoverclass:  options.hoverclass,
onHover:     Sortable.onHover
}
var options_for_tree = {
onHover:      Sortable.onEmptyHover,
overlap:      options.overlap,
containment:  options.containment,
hoverclass:   options.hoverclass
}
Element.cleanWhitespace(element);
options.draggables = [];
options.droppables = [];
if(options.dropOnEmpty || options.tree) {
Droppables.add(element, options_for_tree);
options.droppables.push(element);
}
(this.findElements(element, options) || []).each( function(e) {
var handle = options.handle ?
$(e).down('.'+options.handle,0) : e;
options.draggables.push(
new Draggable(e, Object.extend(options_for_draggable, { handle: handle })));
Droppables.add(e, options_for_droppable);
if(options.tree) e.treeNode = element;
options.droppables.push(e);
});
if(options.tree) {
(Sortable.findTreeElements(element, options) || []).each( function(e) {
Droppables.add(e, options_for_tree);
e.treeNode = element;
options.droppables.push(e);
});
}
this.sortables[element.id] = options;
Draggables.addObserver(new SortableObserver(element, options.onUpdate));
},
findElements: function(element, options) {
return Element.findChildren(
element, options.only, options.tree ? true : false, options.tag);
},
findTreeElements: function(element, options) {
return Element.findChildren(
element, options.only, options.tree ? true : false, options.treeTag);
},
onHover: function(element, dropon, overlap) {
if(Element.isParent(dropon, element)) return;
if(overlap > .33 && overlap < .66 && Sortable.options(dropon).tree) {
return;
} else if(overlap>0.5) {
Sortable.mark(dropon, 'before');
if(dropon.previousSibling != element) {
var oldParentNode = element.parentNode;
element.style.visibility = "hidden";
dropon.parentNode.insertBefore(element, dropon);
if(dropon.parentNode!=oldParentNode)
Sortable.options(oldParentNode).onChange(element);
Sortable.options(dropon.parentNode).onChange(element);
}
} else {
Sortable.mark(dropon, 'after');
var nextElement = dropon.nextSibling || null;
if(nextElement != element) {
var oldParentNode = element.parentNode;
element.style.visibility = "hidden";
dropon.parentNode.insertBefore(element, nextElement);
if(dropon.parentNode!=oldParentNode)
Sortable.options(oldParentNode).onChange(element);
Sortable.options(dropon.parentNode).onChange(element);
}
}
},
onEmptyHover: function(element, dropon, overlap) {
var oldParentNode = element.parentNode;
var droponOptions = Sortable.options(dropon);
if(!Element.isParent(dropon, element)) {
var index;
var children = Sortable.findElements(dropon, {tag: droponOptions.tag, only: droponOptions.only});
var child = null;
if(children) {
var offset = Element.offsetSize(dropon, droponOptions.overlap) * (1.0 - overlap);
for (index = 0; index < children.length; index += 1) {
if (offset - Element.offsetSize (children[index], droponOptions.overlap) >= 0) {
offset -= Element.offsetSize (children[index], droponOptions.overlap);
} else if (offset - (Element.offsetSize (children[index], droponOptions.overlap) / 2) >= 0) {
child = index + 1 < children.length ? children[index + 1] : null;
break;
} else {
child = children[index];
break;
}
}
}
dropon.insertBefore(element, child);
Sortable.options(oldParentNode).onChange(element);
droponOptions.onChange(element);
}
},
unmark: function() {
if(Sortable._marker) Sortable._marker.hide();
},
mark: function(dropon, position) {
var sortable = Sortable.options(dropon.parentNode);
if(sortable && !sortable.ghosting) return;
if(!Sortable._marker) {
Sortable._marker =
($('dropmarker') || Element.extend(document.createElement('DIV'))).
hide().addClassName('dropmarker').setStyle({position:'absolute'});
document.getElementsByTagName("body").item(0).appendChild(Sortable._marker);
}
var offsets = Position.cumulativeOffset(dropon);
Sortable._marker.setStyle({left: offsets[0]+'px', top: offsets[1] + 'px'});
if(position=='after')
if(sortable.overlap == 'horizontal')
Sortable._marker.setStyle({left: (offsets[0]+dropon.clientWidth) + 'px'});
else
Sortable._marker.setStyle({top: (offsets[1]+dropon.clientHeight) + 'px'});
Sortable._marker.show();
},
_tree: function(element, options, parent) {
var children = Sortable.findElements(element, options) || [];
for (var i = 0; i < children.length; ++i) {
var match = children[i].id.match(options.format);
if (!match) continue;
var child = {
id: encodeURIComponent(match ? match[1] : null),
element: element,
parent: parent,
children: [],
position: parent.children.length,
container: $(children[i]).down(options.treeTag)
}
if (child.container)
this._tree(child.container, options, child)
parent.children.push (child);
}
return parent;
},
tree: function(element) {
element = $(element);
var sortableOptions = this.options(element);
var options = Object.extend({
tag: sortableOptions.tag,
treeTag: sortableOptions.treeTag,
only: sortableOptions.only,
name: element.id,
format: sortableOptions.format
}, arguments[1] || {});
var root = {
id: null,
parent: null,
children: [],
container: element,
position: 0
}
return Sortable._tree(element, options, root);
},
_constructIndex: function(node) {
var index = '';
do {
if (node.id) index = '[' + node.position + ']' + index;
} while ((node = node.parent) != null);
return index;
},
sequence: function(element) {
element = $(element);
var options = Object.extend(this.options(element), arguments[1] || {});
return $(this.findElements(element, options) || []).map( function(item) {
return item.id.match(options.format) ? item.id.match(options.format)[1] : '';
});
},
setSequence: function(element, new_sequence) {
element = $(element);
var options = Object.extend(this.options(element), arguments[2] || {});
var nodeMap = {};
this.findElements(element, options).each( function(n) {
if (n.id.match(options.format))
nodeMap[n.id.match(options.format)[1]] = [n, n.parentNode];
n.parentNode.removeChild(n);
});
new_sequence.each(function(ident) {
var n = nodeMap[ident];
if (n) {
n[1].appendChild(n[0]);
delete nodeMap[ident];
}
});
},
serialize: function(element) {
element = $(element);
var options = Object.extend(Sortable.options(element), arguments[1] || {});
var name = encodeURIComponent(
(arguments[1] && arguments[1].name) ? arguments[1].name : element.id);
if (options.tree) {
return Sortable.tree(element, arguments[1]).children.map( function (item) {
return [name + Sortable._constructIndex(item) + "[id]=" +
encodeURIComponent(item.id)].concat(item.children.map(arguments.callee));
}).flatten().join('&');
} else {
return Sortable.sequence(element, arguments[1]).map( function(item) {
return name + "[]=" + encodeURIComponent(item);
}).join('&');
}
}
}
Element.isParent = function(child, element) {
if (!child.parentNode || child == element) return false;
if (child.parentNode == element) return true;
return Element.isParent(child.parentNode, element);
}
Element.findChildren = function(element, only, recursive, tagName) {
if(!element.hasChildNodes()) return null;
tagName = tagName.toUpperCase();
if(only) only = [only].flatten();
var elements = [];
$A(element.childNodes).each( function(e) {
if(e.tagName && e.tagName.toUpperCase()==tagName &&
(!only || (Element.classNames(e).detect(function(v) { return only.include(v) }))))
elements.push(e);
if(recursive) {
var grandchildren = Element.findChildren(e, only, recursive, tagName);
if(grandchildren) elements.push(grandchildren);
}
});
return (elements.length>0 ? elements.flatten() : []);
}
Element.offsetSize = function (element, type) {
return element['offset' + ((type=='vertical' || type=='height') ? 'Height' : 'Width')];
}
if(typeof Effect == 'undefined')
throw("controls.js requires including script.aculo.us' effects.js library");
var Autocompleter = {}
Autocompleter.Base = function() {};
Autocompleter.Base.prototype = {
baseInitialize: function(element, update, options) {
this.element     = $(element);
this.update      = $(update);
this.hasFocus    = false;
this.changed     = false;
this.active      = false;
this.index       = 0;
this.entryCount  = 0;
if(this.setOptions)
this.setOptions(options);
else
this.options = options || {};
this.options.paramName    = this.options.paramName || this.element.name;
this.options.tokens       = this.options.tokens || [];
this.options.frequency    = this.options.frequency || 0.4;
this.options.minChars     = this.options.minChars || 1;
this.options.onShow       = this.options.onShow ||
function(element, update){
if(!update.style.position || update.style.position=='absolute') {
update.style.position = 'absolute';
Position.clone(element, update, {
setHeight: false,
offsetTop: element.offsetHeight
});
}
Effect.Appear(update,{duration:0.15});
};
this.options.onHide = this.options.onHide ||
function(element, update){ new Effect.Fade(update,{duration:0.15}) };
if(typeof(this.options.tokens) == 'string')
this.options.tokens = new Array(this.options.tokens);
this.observer = null;
this.element.setAttribute('autocomplete','off');
Element.hide(this.update);
Event.observe(this.element, "blur", this.onBlur.bindAsEventListener(this));
Event.observe(this.element, "keypress", this.onKeyPress.bindAsEventListener(this));
},
show: function() {
if(Element.getStyle(this.update, 'display')=='none') this.options.onShow(this.element, this.update);
if(!this.iefix &&
(navigator.appVersion.indexOf('MSIE')>0) &&
(navigator.userAgent.indexOf('Opera')<0) &&
(Element.getStyle(this.update, 'position')=='absolute')) {
new Insertion.After(this.update,
 '<iframe id="' + this.update.id + '_iefix" '+
 'style="display:none;position:absolute;filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);" ' +
 'src="javascript:false;" frameborder="0" scrolling="no"></iframe>');
this.iefix = $(this.update.id+'_iefix');
}
if(this.iefix) setTimeout(this.fixIEOverlapping.bind(this), 50);
},
fixIEOverlapping: function() {
Position.clone(this.update, this.iefix, {setTop:(!this.update.style.height)});
this.iefix.style.zIndex = 1;
this.update.style.zIndex = 2;
Element.show(this.iefix);
},
hide: function() {
this.stopIndicator();
if(Element.getStyle(this.update, 'display')!='none') this.options.onHide(this.element, this.update);
if(this.iefix) Element.hide(this.iefix);
},
startIndicator: function() {
if(this.options.indicator) Element.show(this.options.indicator);
},
stopIndicator: function() {
if(this.options.indicator) Element.hide(this.options.indicator);
},
onKeyPress: function(event) {
if(this.active)
switch(event.keyCode) {
 case Event.KEY_TAB:
 case Event.KEY_RETURN:
 this.selectEntry();
 Event.stop(event);
 case Event.KEY_ESC:
 this.hide();
 this.active = false;
 Event.stop(event);
 return;
 case Event.KEY_LEFT:
 case Event.KEY_RIGHT:
 return;
 case Event.KEY_UP:
 this.markPrevious();
 this.render();
 if(navigator.appVersion.indexOf('AppleWebKit')>0) Event.stop(event);
 return;
 case Event.KEY_DOWN:
 this.markNext();
 this.render();
 if(navigator.appVersion.indexOf('AppleWebKit')>0) Event.stop(event);
 return;
}
 else
 if(event.keyCode==Event.KEY_TAB || event.keyCode==Event.KEY_RETURN ||
 (navigator.appVersion.indexOf('AppleWebKit') > 0 && event.keyCode == 0)) return;
this.changed = true;
this.hasFocus = true;
if(this.observer) clearTimeout(this.observer);
this.observer =
setTimeout(this.onObserverEvent.bind(this), this.options.frequency*1000);
},
activate: function() {
this.changed = false;
this.hasFocus = true;
this.getUpdatedChoices();
},
onHover: function(event) {
var element = Event.findElement(event, 'LI');
if(this.index != element.autocompleteIndex)
{
this.index = element.autocompleteIndex;
this.render();
}
Event.stop(event);
},
onClick: function(event) {
var element = Event.findElement(event, 'LI');
this.index = element.autocompleteIndex;
this.selectEntry();
this.hide();
},
onBlur: function(event) {
setTimeout(this.hide.bind(this), 250);
this.hasFocus = false;
this.active = false;
},
render: function() {
if(this.entryCount > 0) {
for (var i = 0; i < this.entryCount; i++)
this.index==i ?
Element.addClassName(this.getEntry(i),"selected") :
Element.removeClassName(this.getEntry(i),"selected");
if(this.hasFocus) {
this.show();
this.active = true;
}
} else {
this.active = false;
this.hide();
}
},
markPrevious: function() {
if(this.index > 0) this.index--
else this.index = this.entryCount-1;
this.getEntry(this.index).scrollIntoView(true);
},
markNext: function() {
if(this.index < this.entryCount-1) this.index++
else this.index = 0;
this.getEntry(this.index).scrollIntoView(false);
},
getEntry: function(index) {
return this.update.firstChild.childNodes[index];
},
getCurrentEntry: function() {
return this.getEntry(this.index);
},
selectEntry: function() {
this.active = false;
this.updateElement(this.getCurrentEntry());
},
updateElement: function(selectedElement) {
if (this.options.updateElement) {
this.options.updateElement(selectedElement);
return;
}
var value = '';
if (this.options.select) {
var nodes = document.getElementsByClassName(this.options.select, selectedElement) || [];
if(nodes.length>0) value = Element.collectTextNodes(nodes[0], this.options.select);
} else
value = Element.collectTextNodesIgnoreClass(selectedElement, 'informal');
var lastTokenPos = this.findLastToken();
if (lastTokenPos != -1) {
var newValue = this.element.value.substr(0, lastTokenPos + 1);
var whitespace = this.element.value.substr(lastTokenPos + 1).match(/^\s+/);
if (whitespace)
newValue += whitespace[0];
this.element.value = newValue + value;
} else {
this.element.value = value;
}
this.element.focus();
if (this.options.afterUpdateElement)
this.options.afterUpdateElement(this.element, selectedElement);
},
updateChoices: function(choices) {
if(!this.changed && this.hasFocus) {
this.update.innerHTML = choices;
Element.cleanWhitespace(this.update);
Element.cleanWhitespace(this.update.down());
if(this.update.firstChild && this.update.down().childNodes) {
this.entryCount =
this.update.down().childNodes.length;
for (var i = 0; i < this.entryCount; i++) {
var entry = this.getEntry(i);
entry.autocompleteIndex = i;
this.addObservers(entry);
}
} else {
this.entryCount = 0;
}
this.stopIndicator();
this.index = 0;
if(this.entryCount==1 && this.options.autoSelect) {
this.selectEntry();
this.hide();
} else {
this.render();
}
}
},
addObservers: function(element) {
Event.observe(element, "mouseover", this.onHover.bindAsEventListener(this));
Event.observe(element, "click", this.onClick.bindAsEventListener(this));
},
onObserverEvent: function() {
this.changed = false;
if(this.getToken().length>=this.options.minChars) {
this.startIndicator();
this.getUpdatedChoices();
} else {
this.active = false;
this.hide();
}
},
getToken: function() {
var tokenPos = this.findLastToken();
if (tokenPos != -1)
var ret = this.element.value.substr(tokenPos + 1).replace(/^\s+/,'').replace(/\s+$/,'');
else
var ret = this.element.value;
return /\n/.test(ret) ? '' : ret;
},
findLastToken: function() {
var lastTokenPos = -1;
for (var i=0; i<this.options.tokens.length; i++) {
var thisTokenPos = this.element.value.lastIndexOf(this.options.tokens[i]);
if (thisTokenPos > lastTokenPos)
lastTokenPos = thisTokenPos;
}
return lastTokenPos;
}
}
Ajax.Autocompleter = Class.create();
Object.extend(Object.extend(Ajax.Autocompleter.prototype, Autocompleter.Base.prototype), {
initialize: function(element, update, url, options) {
this.baseInitialize(element, update, options);
this.options.asynchronous  = true;
this.options.onComplete    = this.onComplete.bind(this);
this.options.defaultParams = this.options.parameters || null;
this.url                   = url;
},
getUpdatedChoices: function() {
entry = encodeURIComponent(this.options.paramName) + '=' +
encodeURIComponent(this.getToken());
this.options.parameters = this.options.callback ?
this.options.callback(this.element, entry) : entry;
if(this.options.defaultParams)
this.options.parameters += '&' + this.options.defaultParams;
new Ajax.Request(this.url, this.options);
},
onComplete: function(request) {
this.updateChoices(request.responseText);
}
});
Autocompleter.Local = Class.create();
Autocompleter.Local.prototype = Object.extend(new Autocompleter.Base(), {
initialize: function(element, update, array, options) {
this.baseInitialize(element, update, options);
this.options.array = array;
},
getUpdatedChoices: function() {
this.updateChoices(this.options.selector(this));
},
setOptions: function(options) {
this.options = Object.extend({
choices: 10,
partialSearch: true,
partialChars: 2,
ignoreCase: true,
fullSearch: false,
selector: function(instance) {
var ret       = [];
var partial   = [];
var entry     = instance.getToken();
var count     = 0;
for (var i = 0; i < instance.options.array.length &&
ret.length < instance.options.choices ; i++) {
var elem = instance.options.array[i];
var foundPos = instance.options.ignoreCase ?
elem.toLowerCase().indexOf(entry.toLowerCase()) :
elem.indexOf(entry);
while (foundPos != -1) {
if (foundPos == 0 && elem.length != entry.length) {
ret.push("<li><strong>" + elem.substr(0, entry.length) + "</strong>" +
elem.substr(entry.length) + "</li>");
break;
} else if (entry.length >= instance.options.partialChars &&
instance.options.partialSearch && foundPos != -1) {
if (instance.options.fullSearch || /\s/.test(elem.substr(foundPos-1,1))) {
partial.push("<li>" + elem.substr(0, foundPos) + "<strong>" +
elem.substr(foundPos, entry.length) + "</strong>" + elem.substr(
foundPos + entry.length) + "</li>");
break;
}
}
foundPos = instance.options.ignoreCase ?
elem.toLowerCase().indexOf(entry.toLowerCase(), foundPos + 1) :
elem.indexOf(entry, foundPos + 1);
}
}
if (partial.length)
ret = ret.concat(partial.slice(0, instance.options.choices - ret.length))
return "<ul>" + ret.join('') + "</ul>";
}
}, options || {});
}
});
Field.scrollFreeActivate = function(field) {
setTimeout(function() {
Field.activate(field);
}, 1);
}
Ajax.InPlaceEditor = Class.create();
Ajax.InPlaceEditor.defaultHighlightColor = "#AAAAAA";
Ajax.InPlaceEditor.prototype = {
initialize: function(element, url, options) {
this.url = url;
this.element = $(element);
this.options = Object.extend({
okButton: true,
okText: "ok",
cancelLink: true,
cancelText: "cancel",
savingText: "Saving...",
clickToEditText: "Click to edit",
okText: "ok",
rows: 1,
onComplete: function(transport, element) {
new Effect.Highlight(element, {startcolor: this.options.highlightcolor});
},
onFailure: function(transport) {
alert("Error communicating with the server: " + transport.responseText.stripTags());
},
callback: function(form) {
return Form.serialize(form);
},
handleLineBreaks: true,
loadingText: 'Loading...',
savingClassName: 'inplaceeditor-saving',
loadingClassName: 'inplaceeditor-loading',
formClassName: 'inplaceeditor-form',
highlightcolor: Ajax.InPlaceEditor.defaultHighlightColor,
highlightendcolor: "#FFFFFF",
externalControl: null,
submitOnBlur: false,
ajaxOptions: {},
evalScripts: false
}, options || {});
if(!this.options.formId && this.element.id) {
this.options.formId = this.element.id + "-inplaceeditor";
if ($(this.options.formId)) {
this.options.formId = null;
}
}
if (this.options.externalControl) {
this.options.externalControl = $(this.options.externalControl);
}
this.originalBackground = Element.getStyle(this.element, 'background-color');
if (!this.originalBackground) {
this.originalBackground = "transparent";
}
this.element.title = this.options.clickToEditText;
this.onclickListener = this.enterEditMode.bindAsEventListener(this);
this.mouseoverListener = this.enterHover.bindAsEventListener(this);
this.mouseoutListener = this.leaveHover.bindAsEventListener(this);
Event.observe(this.element, 'click', this.onclickListener);
Event.observe(this.element, 'mouseover', this.mouseoverListener);
Event.observe(this.element, 'mouseout', this.mouseoutListener);
if (this.options.externalControl) {
Event.observe(this.options.externalControl, 'click', this.onclickListener);
Event.observe(this.options.externalControl, 'mouseover', this.mouseoverListener);
Event.observe(this.options.externalControl, 'mouseout', this.mouseoutListener);
}
},
enterEditMode: function(evt) {
if (this.saving) return;
if (this.editing) return;
this.editing = true;
this.onEnterEditMode();
if (this.options.externalControl) {
Element.hide(this.options.externalControl);
}
Element.hide(this.element);
this.createForm();
this.element.parentNode.insertBefore(this.form, this.element);
if (!this.options.loadTextURL) Field.scrollFreeActivate(this.editField);
if (evt) {
Event.stop(evt);
}
return false;
},
createForm: function() {
this.form = document.createElement("form");
this.form.id = this.options.formId;
Element.addClassName(this.form, this.options.formClassName)
this.form.onsubmit = this.onSubmit.bind(this);
this.createEditField();
if (this.options.textarea) {
var br = document.createElement("br");
this.form.appendChild(br);
}
if (this.options.okButton) {
nl = document.createElement("br");
okButton = document.createElement("input");
okButton.type = "submit";
okButton.value = this.options.okText;
okButton.className = 'editor_ok_button';
this.form.appendChild(nl);
this.form.appendChild(okButton);
}
if (this.options.cancelLink) {
cancelLink = document.createElement("input");
cancelLink.type = "button";
cancelLink.value = this.options.cancelText;
cancelLink.className = 'editor_ok_button';
cancelLink.onclick = this.onclickCancel.bind(this);
this.form.appendChild(cancelLink);
}
},
hasHTMLLineBreaks: function(string) {
if (!this.options.handleLineBreaks) return false;
return string.match(/<br/i) || string.match(/<p>/i);
},
convertHTMLLineBreaks: function(string) {
return string.replace(/<br>/gi, "\n").replace(/<br\/>/gi, "\n").replace(/<\/p>/gi, "\n").replace(/<p>/gi, "");
},
createEditField: function() {
var text;
if(this.options.loadTextURL) {
text = this.options.loadingText;
} else {
text = this.getText();
}
var obj = this;
if (this.options.rows == 1 && !this.hasHTMLLineBreaks(text)) {
this.options.textarea = false;
var textField = document.createElement("input");
textField.obj = this;
textField.type = "text";
textField.name = "value";
textField.value = text;
textField.style.backgroundColor = this.options.highlightcolor;
textField.className = 'editor_field';
var size = this.options.size || this.options.cols || 0;
if (size != 0) textField.size = size;
if (this.options.submitOnBlur)
textField.onblur = this.onSubmit.bind(this);
this.editField = textField;
} else {
this.options.textarea = true;
var textArea = document.createElement("textarea");
textArea.obj = this;
textArea.name = "value";
textArea.value = this.convertHTMLLineBreaks(text);
textArea.rows = this.options.rows;
textArea.cols = this.options.cols || 40;
textArea.className = 'editor_field';
if (this.options.submitOnBlur)
textArea.onblur = this.onSubmit.bind(this);
this.editField = textArea;
}
if(this.options.loadTextURL) {
this.loadExternalText();
}
this.form.appendChild(this.editField);
},
getText: function() {
return this.element.innerHTML;
},
loadExternalText: function() {
Element.addClassName(this.form, this.options.loadingClassName);
this.editField.disabled = true;
new Ajax.Request(
this.options.loadTextURL,
Object.extend({
asynchronous: true,
onComplete: this.onLoadedExternalText.bind(this)
}, this.options.ajaxOptions)
);
},
onLoadedExternalText: function(transport) {
Element.removeClassName(this.form, this.options.loadingClassName);
this.editField.disabled = false;
this.editField.value = transport.responseText.stripTags();
Field.scrollFreeActivate(this.editField);
},
onclickCancel: function() {
this.onComplete();
this.leaveEditMode();
return false;
},
onFailure: function(transport) {
this.options.onFailure(transport);
if (this.oldInnerHTML) {
this.element.innerHTML = this.oldInnerHTML;
this.oldInnerHTML = null;
}
return false;
},
onSubmit: function() {
var form = this.form;
var value = this.editField.value;
this.onLoading();
if (this.options.evalScripts) {
new Ajax.Request(
this.url, Object.extend({
parameters: this.options.callback(form, value),
onComplete: this.onComplete.bind(this),
onFailure: this.onFailure.bind(this),
asynchronous:true,
evalScripts:true
}, this.options.ajaxOptions));
} else  {
new Ajax.Updater(
{ success: this.element,
failure: null },
this.url, Object.extend({
parameters: this.options.callback(form, value),
onComplete: this.onComplete.bind(this),
onFailure: this.onFailure.bind(this)
}, this.options.ajaxOptions));
}
if (arguments.length > 1) {
Event.stop(arguments[0]);
}
return false;
},
onLoading: function() {
this.saving = true;
this.removeForm();
this.leaveHover();
this.showSaving();
},
showSaving: function() {
this.oldInnerHTML = this.element.innerHTML;
this.element.innerHTML = this.options.savingText;
Element.addClassName(this.element, this.options.savingClassName);
this.element.style.backgroundColor = this.originalBackground;
Element.show(this.element);
},
removeForm: function() {
if(this.form) {
if (this.form.parentNode) Element.remove(this.form);
this.form = null;
}
},
enterHover: function() {
if (this.saving) return;
this.element.style.backgroundColor = this.options.highlightcolor;
if (this.effect) {
this.effect.cancel();
}
Element.addClassName(this.element, this.options.hoverClassName)
},
leaveHover: function() {
if (this.options.backgroundColor) {
this.element.style.backgroundColor = this.oldBackground;
}
Element.removeClassName(this.element, this.options.hoverClassName)
if (this.saving) return;
this.effect = new Effect.Highlight(this.element, {
startcolor: this.options.highlightcolor,
endcolor: this.options.highlightendcolor,
restorecolor: this.originalBackground
});
},
leaveEditMode: function() {
Element.removeClassName(this.element, this.options.savingClassName);
this.removeForm();
this.leaveHover();
this.element.style.backgroundColor = this.originalBackground;
Element.show(this.element);
if (this.options.externalControl) {
Element.show(this.options.externalControl);
}
this.editing = false;
this.saving = false;
this.oldInnerHTML = null;
this.onLeaveEditMode();
},
onComplete: function(transport) {
this.leaveEditMode();
this.options.onComplete.bind(this)(transport, this.element);
},
onEnterEditMode: function() {},
onLeaveEditMode: function() {},
dispose: function() {
if (this.oldInnerHTML) {
this.element.innerHTML = this.oldInnerHTML;
}
this.leaveEditMode();
Event.stopObserving(this.element, 'click', this.onclickListener);
Event.stopObserving(this.element, 'mouseover', this.mouseoverListener);
Event.stopObserving(this.element, 'mouseout', this.mouseoutListener);
if (this.options.externalControl) {
Event.stopObserving(this.options.externalControl, 'click', this.onclickListener);
Event.stopObserving(this.options.externalControl, 'mouseover', this.mouseoverListener);
Event.stopObserving(this.options.externalControl, 'mouseout', this.mouseoutListener);
}
}
};
Ajax.InPlaceCollectionEditor = Class.create();
Object.extend(Ajax.InPlaceCollectionEditor.prototype, Ajax.InPlaceEditor.prototype);
Object.extend(Ajax.InPlaceCollectionEditor.prototype, {
createEditField: function() {
if (!this.cached_selectTag) {
var selectTag = document.createElement("select");
var collection = this.options.collection || [];
var optionTag;
collection.each(function(e,i) {
optionTag = document.createElement("option");
optionTag.value = (e instanceof Array) ? e[0] : e;
if((typeof this.options.value == 'undefined') &&
((e instanceof Array) ? this.element.innerHTML == e[1] : e == optionTag.value)) optionTag.selected = true;
if(this.options.value==optionTag.value) optionTag.selected = true;
optionTag.appendChild(document.createTextNode((e instanceof Array) ? e[1] : e));
selectTag.appendChild(optionTag);
}.bind(this));
this.cached_selectTag = selectTag;
}
this.editField = this.cached_selectTag;
if(this.options.loadTextURL) this.loadExternalText();
this.form.appendChild(this.editField);
this.options.callback = function(form, value) {
return "value=" + encodeURIComponent(value);
}
}
});
Form.Element.DelayedObserver = Class.create();
Form.Element.DelayedObserver.prototype = {
initialize: function(element, delay, callback) {
this.delay     = delay || 0.5;
this.element   = $(element);
this.callback  = callback;
this.timer     = null;
this.lastValue = $F(this.element);
Event.observe(this.element,'keyup',this.delayedListener.bindAsEventListener(this));
},
delayedListener: function(event) {
if(this.lastValue == $F(this.element)) return;
if(this.timer) clearTimeout(this.timer);
this.timer = setTimeout(this.onTimerEvent.bind(this), this.delay * 1000);
this.lastValue = $F(this.element);
},
onTimerEvent: function() {
this.timer = null;
this.callback(this.element, $F(this.element));
}
};
if(!Control) var Control = {};
Control.Slider = Class.create();
Control.Slider.prototype = {
initialize: function(handle, track, options) {
var slider = this;
if(handle instanceof Array) {
this.handles = handle.collect( function(e) { return $(e) });
} else {
this.handles = [$(handle)];
}
this.track   = $(track);
this.options = options || {};
this.axis      = this.options.axis || 'horizontal';
this.increment = this.options.increment || 1;
this.step      = parseInt(this.options.step || '1');
this.range     = this.options.range || $R(0,1);
this.value     = 0;
this.values    = this.handles.map( function() { return 0 });
this.spans     = this.options.spans ? this.options.spans.map(function(s){ return $(s) }) : false;
this.options.startSpan = $(this.options.startSpan || null);
this.options.endSpan   = $(this.options.endSpan || null);
this.restricted = this.options.restricted || false;
this.maximum   = this.options.maximum || this.range.end;
this.minimum   = this.options.minimum || this.range.start;
this.alignX = parseInt(this.options.alignX || '0');
this.alignY = parseInt(this.options.alignY || '0');
this.trackLength = this.maximumOffset() - this.minimumOffset();
this.handleLength = this.isVertical() ?
(this.handles[0].offsetHeight != 0 ?
this.handles[0].offsetHeight : this.handles[0].style.height.replace(/px$/,"")) :
(this.handles[0].offsetWidth != 0 ? this.handles[0].offsetWidth :
this.handles[0].style.width.replace(/px$/,""));
this.active   = false;
this.dragging = false;
this.disabled = false;
if(this.options.disabled) this.setDisabled();
this.allowedValues = this.options.values ? this.options.values.sortBy(Prototype.K) : false;
if(this.allowedValues) {
this.minimum = this.allowedValues.min();
this.maximum = this.allowedValues.max();
}
this.eventMouseDown = this.startDrag.bindAsEventListener(this);
this.eventMouseUp   = this.endDrag.bindAsEventListener(this);
this.eventMouseMove = this.update.bindAsEventListener(this);
this.handles.each( function(h,i) {
i = slider.handles.length-1-i;
slider.setValue(parseFloat(
(slider.options.sliderValue instanceof Array ?
slider.options.sliderValue[i] : slider.options.sliderValue) ||
 slider.range.start), i);
Element.makePositioned(h); // fix IE
Event.observe(h, "mousedown", slider.eventMouseDown);
});
Event.observe(this.track, "mousedown", this.eventMouseDown);
Event.observe(document, "mouseup", this.eventMouseUp);
Event.observe(document, "mousemove", this.eventMouseMove);
this.initialized = true;
},
dispose: function() {
var slider = this;
Event.stopObserving(this.track, "mousedown", this.eventMouseDown);
Event.stopObserving(document, "mouseup", this.eventMouseUp);
Event.stopObserving(document, "mousemove", this.eventMouseMove);
this.handles.each( function(h) {
Event.stopObserving(h, "mousedown", slider.eventMouseDown);
});
},
setDisabled: function(){
this.disabled = true;
},
setEnabled: function(){
this.disabled = false;
},
getNearestValue: function(value){
if(this.allowedValues){
if(value >= this.allowedValues.max()) return(this.allowedValues.max());
if(value <= this.allowedValues.min()) return(this.allowedValues.min());
var offset = Math.abs(this.allowedValues[0] - value);
var newValue = this.allowedValues[0];
this.allowedValues.each( function(v) {
var currentOffset = Math.abs(v - value);
if(currentOffset <= offset){
newValue = v;
offset = currentOffset;
}
});
return newValue;
}
if(value > this.range.end) return this.range.end;
if(value < this.range.start) return this.range.start;
return value;
},
setValue: function(sliderValue, handleIdx){
if(!this.active) {
this.activeHandleIdx = handleIdx || 0;
this.activeHandle    = this.handles[this.activeHandleIdx];
this.updateStyles();
}
handleIdx = handleIdx || this.activeHandleIdx || 0;
if(this.initialized && this.restricted) {
if((handleIdx>0) && (sliderValue<this.values[handleIdx-1]))
sliderValue = this.values[handleIdx-1];
if((handleIdx < (this.handles.length-1)) && (sliderValue>this.values[handleIdx+1]))
sliderValue = this.values[handleIdx+1];
}
sliderValue = this.getNearestValue(sliderValue);
this.values[handleIdx] = sliderValue;
this.value = this.values[0]; 
this.handles[handleIdx].style[this.isVertical() ? 'top' : 'left'] =
this.translateToPx(sliderValue);
this.drawSpans();
if(!this.dragging || !this.event) this.updateFinished();
},
setValueBy: function(delta, handleIdx) {
this.setValue(this.values[handleIdx || this.activeHandleIdx || 0] + delta,
handleIdx || this.activeHandleIdx || 0);
},
translateToPx: function(value) {
return Math.round(
((this.trackLength-this.handleLength)/(this.range.end-this.range.start)) *
(value - this.range.start)) + "px";
},
translateToValue: function(offset) {
return ((offset/(this.trackLength-this.handleLength) *
(this.range.end-this.range.start)) + this.range.start);
},
getRange: function(range) {
var v = this.values.sortBy(Prototype.K);
range = range || 0;
return $R(v[range],v[range+1]);
},
minimumOffset: function(){
return(this.isVertical() ? this.alignY : this.alignX);
},
maximumOffset: function(){
return(this.isVertical() ?
(this.track.offsetHeight != 0 ? this.track.offsetHeight :
this.track.style.height.replace(/px$/,"")) - this.alignY :
(this.track.offsetWidth != 0 ? this.track.offsetWidth :
this.track.style.width.replace(/px$/,"")) - this.alignY);
},
isVertical:  function(){
return (this.axis == 'vertical');
},
drawSpans: function() {
var slider = this;
if(this.spans)
$R(0, this.spans.length-1).each(function(r) { slider.setSpan(slider.spans[r], slider.getRange(r)) });
if(this.options.startSpan)
this.setSpan(this.options.startSpan,
$R(0, this.values.length>1 ? this.getRange(0).min() : this.value ));
if(this.options.endSpan)
this.setSpan(this.options.endSpan,
$R(this.values.length>1 ? this.getRange(this.spans.length-1).max() : this.value, this.maximum));
},
setSpan: function(span, range) {
if(this.isVertical()) {
span.style.top = this.translateToPx(range.start);
span.style.height = this.translateToPx(range.end - range.start + this.range.start);
} else {
span.style.left = this.translateToPx(range.start);
span.style.width = this.translateToPx(range.end - range.start + this.range.start);
}
},
updateStyles: function() {
this.handles.each( function(h){ Element.removeClassName(h, 'selected') });
Element.addClassName(this.activeHandle, 'selected');
},
startDrag: function(event) {
if(Event.isLeftClick(event)) {
if(!this.disabled){
this.active = true;
var handle = Event.element(event);
var pointer  = [Event.pointerX(event), Event.pointerY(event)];
var track = handle;
if(track==this.track) {
var offsets  = Position.cumulativeOffset(this.track);
this.event = event;
this.setValue(this.translateToValue(
 (this.isVertical() ? pointer[1]-offsets[1] : pointer[0]-offsets[0])-(this.handleLength/2)
));
var offsets  = Position.cumulativeOffset(this.activeHandle);
this.offsetX = (pointer[0] - offsets[0]);
this.offsetY = (pointer[1] - offsets[1]);
} else {
while((this.handles.indexOf(handle) == -1) && handle.parentNode)
handle = handle.parentNode;
if(this.handles.indexOf(handle)!=-1) {
this.activeHandle    = handle;
this.activeHandleIdx = this.handles.indexOf(this.activeHandle);
this.updateStyles();
var offsets  = Position.cumulativeOffset(this.activeHandle);
this.offsetX = (pointer[0] - offsets[0]);
this.offsetY = (pointer[1] - offsets[1]);
}
}
}
Event.stop(event);
}
},
update: function(event) {
 if(this.active) {
if(!this.dragging) this.dragging = true;
this.draw(event);
if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);
Event.stop(event);
 }
},
draw: function(event) {
var pointer = [Event.pointerX(event), Event.pointerY(event)];
var offsets = Position.cumulativeOffset(this.track);
pointer[0] -= this.offsetX + offsets[0];
pointer[1] -= this.offsetY + offsets[1];
this.event = event;
this.setValue(this.translateToValue( this.isVertical() ? pointer[1] : pointer[0] ));
if(this.initialized && this.options.onSlide)
this.options.onSlide(this.values.length>1 ? this.values : this.value, this);
},
endDrag: function(event) {
if(this.active && this.dragging) {
this.finishDrag(event, true);
Event.stop(event);
}
this.active = false;
this.dragging = false;
},
finishDrag: function(event, success) {
this.active = false;
this.dragging = false;
this.updateFinished();
},
updateFinished: function() {
if(this.initialized && this.options.onChange)
this.options.onChange(this.values.length>1 ? this.values : this.value, this);
this.event = null;
}
}
Event.simulateMouse = function(element, eventName) {
var options = Object.extend({
pointerX: 0,
pointerY: 0,
buttons:  0,
ctrlKey:  false,
altKey:   false,
shiftKey: false,
metaKey:  false
}, arguments[2] || {});
var oEvent = document.createEvent("MouseEvents");
oEvent.initMouseEvent(eventName, true, true, document.defaultView,
options.buttons, options.pointerX, options.pointerY, options.pointerX, options.pointerY,
options.ctrlKey, options.altKey, options.shiftKey, options.metaKey, 0, $(element));
if(this.mark) Element.remove(this.mark);
this.mark = document.createElement('div');
this.mark.appendChild(document.createTextNode(" "));
document.body.appendChild(this.mark);
this.mark.style.position = 'absolute';
this.mark.style.top = options.pointerY + "px";
this.mark.style.left = options.pointerX + "px";
this.mark.style.width = "5px";
this.mark.style.height = "5px;";
this.mark.style.borderTop = "1px solid red;"
this.mark.style.borderLeft = "1px solid red;"
if(this.step)
alert('['+new Date().getTime().toString()+'] '+eventName+'/'+Test.Unit.inspect(options));
$(element).dispatchEvent(oEvent);
};
Event.simulateKey = function(element, eventName) {
var options = Object.extend({
ctrlKey: false,
altKey: false,
shiftKey: false,
metaKey: false,
keyCode: 0,
charCode: 0
}, arguments[2] || {});
var oEvent = document.createEvent("KeyEvents");
oEvent.initKeyEvent(eventName, true, true, window,
options.ctrlKey, options.altKey, options.shiftKey, options.metaKey,
options.keyCode, options.charCode );
$(element).dispatchEvent(oEvent);
};
Event.simulateKeys = function(element, command) {
for(var i=0; i<command.length; i++) {
Event.simulateKey(element,'keypress',{charCode:command.charCodeAt(i)});
}
};
var Test = {}
Test.Unit = {};
Test.Unit.inspect = Object.inspect;
Test.Unit.Logger = Class.create();
Test.Unit.Logger.prototype = {
initialize: function(log) {
this.log = $(log);
if (this.log) {
this._createLogTable();
}
},
start: function(testName) {
if (!this.log) return;
this.testName = testName;
this.lastLogLine = document.createElement('tr');
this.statusCell = document.createElement('td');
this.nameCell = document.createElement('td');
this.nameCell.className = "nameCell";
this.nameCell.appendChild(document.createTextNode(testName));
this.messageCell = document.createElement('td');
this.lastLogLine.appendChild(this.statusCell);
this.lastLogLine.appendChild(this.nameCell);
this.lastLogLine.appendChild(this.messageCell);
this.loglines.appendChild(this.lastLogLine);
},
finish: function(status, summary) {
if (!this.log) return;
this.lastLogLine.className = status;
this.statusCell.innerHTML = status;
this.messageCell.innerHTML = this._toHTML(summary);
this.addLinksToResults();
},
message: function(message) {
if (!this.log) return;
this.messageCell.innerHTML = this._toHTML(message);
},
summary: function(summary) {
if (!this.log) return;
this.logsummary.innerHTML = this._toHTML(summary);
},
_createLogTable: function() {
this.log.innerHTML =
'<div id="logsummary"></div>' +
'<table id="logtable">' +
'<thead><tr><th>Status</th><th>Test</th><th>Message</th></tr></thead>' +
'<tbody id="loglines"></tbody>' +
'</table>';
this.logsummary = $('logsummary')
this.loglines = $('loglines');
},
_toHTML: function(txt) {
return txt.escapeHTML().replace(/\n/g,"<br/>");
},
addLinksToResults: function(){
$$("tr.failed .nameCell").each( function(td){
td.title = "Run only this test"
Event.observe(td, 'click', function(){ window.location.search = "?tests=" + td.innerHTML;});
});
$$("tr.passed .nameCell").each( function(td){
td.title = "Run all tests"
Event.observe(td, 'click', function(){ window.location.search = "";});
});
}
}
Test.Unit.Runner = Class.create();
Test.Unit.Runner.prototype = {
initialize: function(testcases) {
this.options = Object.extend({
testLog: 'testlog'
}, arguments[1] || {});
this.options.resultsURL = this.parseResultsURLQueryParameter();
this.options.tests      = this.parseTestsQueryParameter();
if (this.options.testLog) {
this.options.testLog = $(this.options.testLog) || null;
}
if(this.options.tests) {
this.tests = [];
for(var i = 0; i < this.options.tests.length; i++) {
if(/^test/.test(this.options.tests[i])) {
this.tests.push(new Test.Unit.Testcase(this.options.tests[i], testcases[this.options.tests[i]], testcases["setup"], testcases["teardown"]));
}
}
} else {
if (this.options.test) {
this.tests = [new Test.Unit.Testcase(this.options.test, testcases[this.options.test], testcases["setup"], testcases["teardown"])];
} else {
this.tests = [];
for(var testcase in testcases) {
if(/^test/.test(testcase)) {
this.tests.push(
 new Test.Unit.Testcase(
 this.options.context ? ' -> ' + this.options.titles[testcase] : testcase,
 testcases[testcase], testcases["setup"], testcases["teardown"]
 ));
}
}
}
}
this.currentTest = 0;
this.logger = new Test.Unit.Logger(this.options.testLog);
setTimeout(this.runTests.bind(this), 1000);
},
parseResultsURLQueryParameter: function() {
return window.location.search.parseQuery()["resultsURL"];
},
parseTestsQueryParameter: function(){
if (window.location.search.parseQuery()["tests"]){
return window.location.search.parseQuery()["tests"].split(',');
};
},
getResult: function() {
var hasFailure = false;
for(var i=0;i<this.tests.length;i++) {
if (this.tests[i].errors > 0) {
return "ERROR";
}
if (this.tests[i].failures > 0) {
hasFailure = true;
}
}
if (hasFailure) {
return "FAILURE";
} else {
return "SUCCESS";
}
},
postResults: function() {
if (this.options.resultsURL) {
new Ajax.Request(this.options.resultsURL,
{ method: 'get', parameters: 'result=' + this.getResult(), asynchronous: false });
}
},
runTests: function() {
var test = this.tests[this.currentTest];
if (!test) {
this.postResults();
this.logger.summary(this.summary());
return;
}
if(!test.isWaiting) {
this.logger.start(test.name);
}
test.run();
if(test.isWaiting) {
this.logger.message("Waiting for " + test.timeToWait + "ms");
setTimeout(this.runTests.bind(this), test.timeToWait || 1000);
} else {
this.logger.finish(test.status(), test.summary());
this.currentTest++;
this.runTests();
}
},
summary: function() {
var assertions = 0;
var failures = 0;
var errors = 0;
var messages = [];
for(var i=0;i<this.tests.length;i++) {
assertions +=   this.tests[i].assertions;
failures   +=   this.tests[i].failures;
errors     +=   this.tests[i].errors;
}
return (
(this.options.context ? this.options.context + ': ': '') +
this.tests.length + " tests, " +
assertions + " assertions, " +
failures   + " failures, " +
errors     + " errors");
}
}
Test.Unit.Assertions = Class.create();
Test.Unit.Assertions.prototype = {
initialize: function() {
this.assertions = 0;
this.failures   = 0;
this.errors     = 0;
this.messages   = [];
},
summary: function() {
return (
this.assertions + " assertions, " +
this.failures   + " failures, " +
this.errors     + " errors" + "\n" +
this.messages.join("\n"));
},
pass: function() {
this.assertions++;
},
fail: function(message) {
this.failures++;
this.messages.push("Failure: " + message);
},
info: function(message) {
this.messages.push("Info: " + message);
},
error: function(error) {
this.errors++;
this.messages.push(error.name + ": "+ error.message + "(" + Test.Unit.inspect(error) +")");
},
status: function() {
if (this.failures > 0) return 'failed';
if (this.errors > 0) return 'error';
return 'passed';
},
assert: function(expression) {
var message = arguments[1] || 'assert: got "' + Test.Unit.inspect(expression) + '"';
try { expression ? this.pass() :
this.fail(message); }
catch(e) { this.error(e); }
},
assertEqual: function(expected, actual) {
var message = arguments[2] || "assertEqual";
try { (expected == actual) ? this.pass() :
this.fail(message + ': expected "' + Test.Unit.inspect(expected) +
'", actual "' + Test.Unit.inspect(actual) + '"'); }
catch(e) { this.error(e); }
},
assertEnumEqual: function(expected, actual) {
var message = arguments[2] || "assertEnumEqual";
try { $A(expected).length == $A(actual).length &&
expected.zip(actual).all(function(pair) { return pair[0] == pair[1] }) ?
this.pass() : this.fail(message + ': expected ' + Test.Unit.inspect(expected) +
', actual ' + Test.Unit.inspect(actual)); }
catch(e) { this.error(e); }
},
assertNotEqual: function(expected, actual) {
var message = arguments[2] || "assertNotEqual";
try { (expected != actual) ? this.pass() :
this.fail(message + ': got "' + Test.Unit.inspect(actual) + '"'); }
catch(e) { this.error(e); }
},
assertIdentical: function(expected, actual) {
var message = arguments[2] || "assertIdentical";
try { (expected === actual) ? this.pass() :
this.fail(message + ': expected "' + Test.Unit.inspect(expected) +
'", actual "' + Test.Unit.inspect(actual) + '"'); }
catch(e) { this.error(e); }
},
assertNotIdentical: function(expected, actual) {
var message = arguments[2] || "assertNotIdentical";
try { !(expected === actual) ? this.pass() :
this.fail(message + ': expected "' + Test.Unit.inspect(expected) +
'", actual "' + Test.Unit.inspect(actual) + '"'); }
catch(e) { this.error(e); }
},
assertNull: function(obj) {
var message = arguments[1] || 'assertNull'
try { (obj==null) ? this.pass() :
this.fail(message + ': got "' + Test.Unit.inspect(obj) + '"'); }
catch(e) { this.error(e); }
},
assertMatch: function(expected, actual) {
var message = arguments[2] || 'assertMatch';
var regex = new RegExp(expected);
try { (regex.exec(actual)) ? this.pass() :
this.fail(message + ' : regex: "' +  Test.Unit.inspect(expected) + ' did not match: ' + Test.Unit.inspect(actual) + '"'); }
catch(e) { this.error(e); }
},
assertHidden: function(element) {
var message = arguments[1] || 'assertHidden';
this.assertEqual("none", element.style.display, message);
},
assertNotNull: function(object) {
var message = arguments[1] || 'assertNotNull';
this.assert(object != null, message);
},
assertType: function(expected, actual) {
var message = arguments[2] || 'assertType';
try {
(actual.constructor == expected) ? this.pass() :
this.fail(message + ': expected "' + Test.Unit.inspect(expected) +
'", actual "' + (actual.constructor) + '"'); }
catch(e) { this.error(e); }
},
assertNotOfType: function(expected, actual) {
var message = arguments[2] || 'assertNotOfType';
try {
(actual.constructor != expected) ? this.pass() :
this.fail(message + ': expected "' + Test.Unit.inspect(expected) +
'", actual "' + (actual.constructor) + '"'); }
catch(e) { this.error(e); }
},
assertInstanceOf: function(expected, actual) {
var message = arguments[2] || 'assertInstanceOf';
try {
(actual instanceof expected) ? this.pass() :
this.fail(message + ": object was not an instance of the expected type"); }
catch(e) { this.error(e); }
},
assertNotInstanceOf: function(expected, actual) {
var message = arguments[2] || 'assertNotInstanceOf';
try {
!(actual instanceof expected) ? this.pass() :
this.fail(message + ": object was an instance of the not expected type"); }
catch(e) { this.error(e); }
},
assertRespondsTo: function(method, obj) {
var message = arguments[2] || 'assertRespondsTo';
try {
(obj[method] && typeof obj[method] == 'function') ? this.pass() :
this.fail(message + ": object doesn't respond to [" + method + "]"); }
catch(e) { this.error(e); }
},
assertReturnsTrue: function(method, obj) {
var message = arguments[2] || 'assertReturnsTrue';
try {
var m = obj[method];
if(!m) m = obj['is'+method.charAt(0).toUpperCase()+method.slice(1)];
m() ? this.pass() :
this.fail(message + ": method returned false"); }
catch(e) { this.error(e); }
},
assertReturnsFalse: function(method, obj) {
var message = arguments[2] || 'assertReturnsFalse';
try {
var m = obj[method];
if(!m) m = obj['is'+method.charAt(0).toUpperCase()+method.slice(1)];
!m() ? this.pass() :
this.fail(message + ": method returned true"); }
catch(e) { this.error(e); }
},
assertRaise: function(exceptionName, method) {
var message = arguments[2] || 'assertRaise';
try {
method();
this.fail(message + ": exception expected but none was raised"); }
catch(e) {
(e.name==exceptionName) ? this.pass() : this.error(e);
}
},
assertElementsMatch: function() {
var expressions = $A(arguments), elements = $A(expressions.shift());
if (elements.length != expressions.length) {
this.fail('assertElementsMatch: size mismatch: ' + elements.length + ' elements, ' + expressions.length + ' expressions');
return false;
}
elements.zip(expressions).all(function(pair, index) {
var element = $(pair.first()), expression = pair.last();
if (element.match(expression)) return true;
this.fail('assertElementsMatch: (in index ' + index + ') expected ' + expression.inspect() + ' but got ' + element.inspect());
}.bind(this)) && this.pass();
},
assertElementMatches: function(element, expression) {
this.assertElementsMatch([element], expression);
},
benchmark: function(operation, iterations) {
var startAt = new Date();
(iterations || 1).times(operation);
var timeTaken = ((new Date())-startAt);
this.info((arguments[2] || 'Operation') + ' finished ' +
 iterations + ' iterations in ' + (timeTaken/1000)+'s' );
return timeTaken;
},
_isVisible: function(element) {
element = $(element);
if(!element.parentNode) return true;
this.assertNotNull(element);
if(element.style && Element.getStyle(element, 'display') == 'none')
return false;
return this._isVisible(element.parentNode);
},
assertNotVisible: function(element) {
this.assert(!this._isVisible(element), Test.Unit.inspect(element) + " was not hidden and didn't have a hidden parent either. " + ("" || arguments[1]));
},
assertVisible: function(element) {
this.assert(this._isVisible(element), Test.Unit.inspect(element) + " was not visible. " + ("" || arguments[1]));
},
benchmark: function(operation, iterations) {
var startAt = new Date();
(iterations || 1).times(operation);
var timeTaken = ((new Date())-startAt);
this.info((arguments[2] || 'Operation') + ' finished ' +
 iterations + ' iterations in ' + (timeTaken/1000)+'s' );
return timeTaken;
}
}
Test.Unit.Testcase = Class.create();
Object.extend(Object.extend(Test.Unit.Testcase.prototype, Test.Unit.Assertions.prototype), {
initialize: function(name, test, setup, teardown) {
Test.Unit.Assertions.prototype.initialize.bind(this)();
this.name           = name;
if(typeof test == 'string') {
test = test.gsub(/(\.should[^\(]+\()/,'#{0}this,');
test = test.gsub(/(\.should[^\(]+)\(this,\)/,'#{1}(this)');
this.test = function() {
eval('with(this){'+test+'}');
}
} else {
this.test = test || function() {};
}
this.setup          = setup || function() {};
this.teardown       = teardown || function() {};
this.isWaiting      = false;
this.timeToWait     = 1000;
},
wait: function(time, nextPart) {
this.isWaiting = true;
this.test = nextPart;
this.timeToWait = time;
},
run: function() {
try {
try {
if (!this.isWaiting) this.setup.bind(this)();
this.isWaiting = false;
this.test.bind(this)();
} finally {
if(!this.isWaiting) {
this.teardown.bind(this)();
}
}
}
catch(e) { this.error(e); }
}
});
Test.setupBDDExtensionMethods = function(){
var METHODMAP = {
shouldEqual:     'assertEqual',
shouldNotEqual:  'assertNotEqual',
shouldEqualEnum: 'assertEnumEqual',
shouldBeA:       'assertType',
shouldNotBeA:    'assertNotOfType',
shouldBeAn:      'assertType',
shouldNotBeAn:   'assertNotOfType',
shouldBeNull:    'assertNull',
shouldNotBeNull: 'assertNotNull',
shouldBe:        'assertReturnsTrue',
shouldNotBe:     'assertReturnsFalse',
shouldRespondTo: 'assertRespondsTo'
};
Test.BDDMethods = {};
for(m in METHODMAP) {
Test.BDDMethods[m] = eval(
'function(){'+
'var args = $A(arguments);'+
'var scope = args.shift();'+
'scope.'+METHODMAP[m]+'.apply(scope,(args || []).concat([this])); }');
}
[Array.prototype, String.prototype, Number.prototype].each(
function(p){ Object.extend(p, Test.BDDMethods) }
);
}
Test.context = function(name, spec, log){
Test.setupBDDExtensionMethods();
var compiledSpec = {};
var titles = {};
for(specName in spec) {
switch(specName){
case "setup":
case "teardown":
compiledSpec[specName] = spec[specName];
break;
default:
var testName = 'test'+specName.gsub(/\s+/,'-').camelize();
var body = spec[specName].toString().split('\n').slice(1);
if(/^\{/.test(body[0])) body = body.slice(1);
body.pop();
body = body.map(function(statement){
return statement.strip()
});
compiledSpec[testName] = body.join('\n');
titles[testName] = specName;
}
}
new Test.Unit.Runner(compiledSpec, { titles: titles, testLog: log || 'testlog', context: name });
};

var Dialog = {};
Dialog.Box = Class.create();
Object.extend(Dialog.Box.prototype, {
  initialize: function(id) {
    this.createOverlay();

    this.dialog_box = $(id);
    this.dialog_box.show = this.show.bind(this);
    this.dialog_box.hide = this.hide.bind(this);

    this.parent_element = this.dialog_box.parentNode;

    var e_dims = Element.getDimensions(this.dialog_box);
    var b_dims = Element.getDimensions(this.overlay);
    this.dialog_box.style.position = "absolute";
	this.dialog_box.style.left = ((b_dims.width/2) - (e_dims.width/2)) + 'px';
	this.dialog_box.style.top = '12px';
	this.dialog_box.style.zIndex = this.overlay.style.zIndex + 1;

  },

  createOverlay: function() {
    if($('dialog_overlay')) {
      this.overlay = $('dialog_overlay');
    } else {
      this.overlay = document.createElement('div');
      this.overlay.id = 'dialog_overlay';
      Object.extend(this.overlay.style, {
      	position: 'absolute',
      	top: 0,
      	left: 0,
      	zIndex: 90,
      	width: '100%',
      	backgroundColor: '#000',
      	display: 'none'
      });
      document.body.insertBefore(this.overlay, document.body.childNodes[0]);
    }
  },

  moveDialogBox: function(where) {
    Element.remove(this.dialog_box);
    if(where == 'back')
      this.dialog_box = this.parent_element.appendChild(this.dialog_box);
    else
      this.dialog_box = this.overlay.parentNode.insertBefore(this.dialog_box, this.overlay);
  },

  show: function() {
    this.overlay.style.height = document.body.getHeight()+'px';
    this.moveDialogBox('out');
    this.overlay.onclick = this.hide.bind(this);
    this.selectBoxes('hide');
    new Effect.Appear(this.overlay, {duration: 0.1, from: 0.0, to: 0.3});
    this.dialog_box.style.display = 'block';
  },

  hide: function() {
    this.selectBoxes('show');
    new Effect.Fade(this.overlay, {duration: 0.1});
    this.dialog_box.style.display = 'none';
    this.moveDialogBox('back');
    $A(this.dialog_box.getElementsByTagName('input')).each(function(e){if(e.type!='submit')e.value=''});
  },

  selectBoxes: function(what) {
    $A(document.getElementsByTagName('select')).each(function(select) {
      Element[what](select);
    });

    if(what == 'hide')
      $A(this.dialog_box.getElementsByTagName('select')).each(function(select){Element.show(select)})
  }
});