//MooTools More, <http://mootools.net/more>. Copyright (c) 2006-2009 Aaron Newton <http://clientcide.com/>, Valerio Proietti <http://mad4milk.net> & the MooTools team <http://mootools.net/developers>, MIT Style License.

MooTools.More={'version':'1.2.4.2dev','build':'%build%'};Class.Mutators.Binds=function(binds){return binds;};Class.Mutators.initialize=function(initialize){return function(){$splat(this.Binds).each(function(name){var original=this[name];if(original)this[name]=original.bind(this);},this);return initialize.apply(this,arguments);};};Class.Occlude=new Class({occlude:function(property,element){element=document.id(element||this.element);var instance=element.retrieve(property||this.property);if(instance&&!$defined(this.occluded))
return this.occluded=instance;this.occluded=false;element.store(property||this.property,this);return this.occluded;}});Element.implement({measure:function(fn){var vis=function(el){return!!(!el||el.offsetHeight||el.offsetWidth);};if(vis(this))return fn.apply(this);var parent=this.getParent(),restorers=[],toMeasure=[];while(!vis(parent)&&parent!=document.body){toMeasure.push(parent.expose());parent=parent.getParent();}
var restore=this.expose();var result=fn.apply(this);restore();toMeasure.each(function(restore){restore();});return result;},expose:function(){if(this.getStyle('display')!='none')return $empty;var before=this.style.cssText;this.setStyles({display:'block',position:'absolute',visibility:'hidden'});return function(){this.style.cssText=before;}.bind(this);},getDimensions:function(options){options=$merge({computeSize:false},options);var dim={};var getSize=function(el,options){return(options.computeSize)?el.getComputedSize(options):el.getSize();};var parent=this.getParent('body');if(parent&&this.getStyle('display')=='none'){dim=this.measure(function(){return getSize(this,options);});}else if(parent){try{dim=getSize(this,options);}catch(e){}}else{dim={x:0,y:0};}
return $chk(dim.x)?$extend(dim,{width:dim.x,height:dim.y}):$extend(dim,{x:dim.width,y:dim.height});},getComputedSize:function(options){options=$merge({styles:['padding','border'],plains:{height:['top','bottom'],width:['left','right']},mode:'both'},options);var size={width:0,height:0};switch(options.mode){case'vertical':delete size.width;delete options.plains.width;break;case'horizontal':delete size.height;delete options.plains.height;break;}
var getStyles=[];$each(options.plains,function(plain,key){plain.each(function(edge){options.styles.each(function(style){getStyles.push((style=='border')?style+'-'+edge+'-'+'width':style+'-'+edge);});});});var styles={};getStyles.each(function(style){styles[style]=this.getComputedStyle(style);},this);var subtracted=[];$each(options.plains,function(plain,key){var capitalized=key.capitalize();size['total'+capitalized]=size['computed'+capitalized]=0;plain.each(function(edge){size['computed'+edge.capitalize()]=0;getStyles.each(function(style,i){if(style.test(edge)){styles[style]=styles[style].toInt()||0;size['total'+capitalized]=size['total'+capitalized]+styles[style];size['computed'+edge.capitalize()]=size['computed'+edge.capitalize()]+styles[style];}
if(style.test(edge)&&key!=style&&(style.test('border')||style.test('padding'))&&!subtracted.contains(style)){subtracted.push(style);size['computed'+capitalized]=size['computed'+capitalized]-styles[style];}});});});['Width','Height'].each(function(value){var lower=value.toLowerCase();if(!$chk(size[lower]))return;size[lower]=size[lower]+this['offset'+value]+size['computed'+value];size['total'+value]=size[lower]+size['total'+value];delete size['computed'+value];},this);return $extend(styles,size);}});(function(){var original=Element.prototype.position;Element.implement({position:function(options){if(options&&($defined(options.x)||$defined(options.y)))return original?original.apply(this,arguments):this;$each(options||{},function(v,k){if(!$defined(v))delete options[k];});options=$merge({relativeTo:document.body,position:{x:'center',y:'center'},edge:false,offset:{x:0,y:0},returnPos:false,relFixedPosition:false,ignoreMargins:false,ignoreScroll:false,allowNegative:false},options);var parentOffset={x:0,y:0},parentPositioned=false;var offsetParent=this.measure(function(){return document.id(this.getOffsetParent());});if(offsetParent&&offsetParent!=this.getDocument().body){parentOffset=offsetParent.measure(function(){return this.getPosition();});parentPositioned=offsetParent!=document.id(options.relativeTo);options.offset.x=options.offset.x-parentOffset.x;options.offset.y=options.offset.y-parentOffset.y;}
var fixValue=function(option){if($type(option)!='string')return option;option=option.toLowerCase();var val={};if(option.test('left'))val.x='left';else if(option.test('right'))val.x='right';else val.x='center';if(option.test('upper')||option.test('top'))val.y='top';else if(option.test('bottom'))val.y='bottom';else val.y='center';return val;};options.edge=fixValue(options.edge);options.position=fixValue(options.position);if(!options.edge){if(options.position.x=='center'&&options.position.y=='center')options.edge={x:'center',y:'center'};else options.edge={x:'left',y:'top'};}
this.setStyle('position','absolute');var rel=document.id(options.relativeTo)||document.body,calc=rel==document.body?window.getScroll():rel.getPosition(),top=calc.y,left=calc.x;var scrolls=rel.getScrolls();top+=scrolls.y;left+=scrolls.x;var dim=this.getDimensions({computeSize:true,styles:['padding','border','margin']});var pos={},prefY=options.offset.y,prefX=options.offset.x,winSize=window.getSize();switch(options.position.x){case'left':pos.x=left+prefX;break;case'right':pos.x=left+prefX+rel.offsetWidth;break;default:pos.x=left+((rel==document.body?winSize.x:rel.offsetWidth)/2)+prefX;break;}
switch(options.position.y){case'top':pos.y=top+prefY;break;case'bottom':pos.y=top+prefY+rel.offsetHeight;break;default:pos.y=top+((rel==document.body?winSize.y:rel.offsetHeight)/2)+prefY;break;}
if(options.edge){var edgeOffset={};switch(options.edge.x){case'left':edgeOffset.x=0;break;case'right':edgeOffset.x=-dim.x-dim.computedRight-dim.computedLeft;break;default:edgeOffset.x=-(dim.totalWidth/2);break;}
switch(options.edge.y){case'top':edgeOffset.y=0;break;case'bottom':edgeOffset.y=-dim.y-dim.computedTop-dim.computedBottom;break;default:edgeOffset.y=-(dim.totalHeight/2);break;}
pos.x+=edgeOffset.x;pos.y+=edgeOffset.y;}
pos={left:((pos.x>=0||parentPositioned||options.allowNegative)?pos.x:0).toInt(),top:((pos.y>=0||parentPositioned||options.allowNegative)?pos.y:0).toInt()};var xy={left:'x',top:'y'};['minimum','maximum'].each(function(minmax){['left','top'].each(function(lr){var val=options[minmax]?options[minmax][xy[lr]]:null;if(val!=null&&pos[lr]<val)pos[lr]=val;});});if(rel.getStyle('position')=='fixed'||options.relFixedPosition){var winScroll=window.getScroll();pos.top+=winScroll.y;pos.left+=winScroll.x;}
if(options.ignoreScroll){var relScroll=rel.getScroll();pos.top-=relScroll.y;pos.left-=relScroll.x;}
if(options.ignoreMargins){pos.left+=(options.edge.x=='right'?dim['margin-right']:options.edge.x=='center'?-dim['margin-left']+((dim['margin-right']+dim['margin-left'])/2):-dim['margin-left']);pos.top+=(options.edge.y=='bottom'?dim['margin-bottom']:options.edge.y=='center'?-dim['margin-top']+((dim['margin-bottom']+dim['margin-top'])/2):-dim['margin-top']);}
pos.left=Math.ceil(pos.left);pos.top=Math.ceil(pos.top);if(options.returnPos)return pos;else this.setStyles(pos);return this;}});})();var IframeShim=new Class({Implements:[Options,Events,Class.Occlude],options:{className:'iframeShim',src:'javascript:false;document.write("");',display:false,zIndex:null,margin:0,offset:{x:0,y:0},browsers:(Browser.Engine.trident4||(Browser.Engine.gecko&&!Browser.Engine.gecko19&&Browser.Platform.mac))},property:'IframeShim',initialize:function(element,options){this.element=document.id(element);if(this.occlude())return this.occluded;this.setOptions(options);this.makeShim();return this;},makeShim:function(){if(this.options.browsers){var zIndex=this.element.getStyle('zIndex').toInt();if(!zIndex){zIndex=1;var pos=this.element.getStyle('position');if(pos=='static'||!pos)this.element.setStyle('position','relative');this.element.setStyle('zIndex',zIndex);}
zIndex=($chk(this.options.zIndex)&&zIndex>this.options.zIndex)?this.options.zIndex:zIndex-1;if(zIndex<0)zIndex=1;this.shim=new Element('iframe',{src:this.options.src,scrolling:'no',frameborder:0,styles:{zIndex:zIndex,position:'absolute',border:'none',filter:'progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)'},'class':this.options.className}).store('IframeShim',this);var inject=(function(){this.shim.inject(this.element,'after');this[this.options.display?'show':'hide']();this.fireEvent('inject');}).bind(this);if(IframeShim.ready)window.addEvent('load',inject);else inject();}else{this.position=this.hide=this.show=this.dispose=$lambda(this);}},position:function(){if(!IframeShim.ready||!this.shim)return this;var size=this.element.measure(function(){return this.getSize();});if(this.options.margin!=undefined){size.x=size.x-(this.options.margin*2);size.y=size.y-(this.options.margin*2);this.options.offset.x+=this.options.margin;this.options.offset.y+=this.options.margin;}
this.shim.set({width:size.x,height:size.y}).position({relativeTo:this.element,offset:this.options.offset});return this;},hide:function(){if(this.shim)this.shim.setStyle('display','none');return this;},show:function(){if(this.shim)this.shim.setStyle('display','block');return this.position();},dispose:function(){if(this.shim)this.shim.dispose();return this;},destroy:function(){if(this.shim)this.shim.destroy();return this;}});window.addEvent('load',function(){IframeShim.ready=true;});var Mask=new Class({Implements:[Options,Events],Binds:['resize'],options:{style:{},'class':'mask',maskMargins:false,useIframeShim:true},initialize:function(target,options){this.target=document.id(target)||document.body;this.target.store('mask',this);this.setOptions(options);this.render();this.inject();},render:function(){this.element=new Element('div',{'class':this.options['class'],id:this.options.id||'mask-'+$time(),styles:$merge(this.options.style,{display:'none'}),events:{click:function(){this.fireEvent('click');if(this.options.hideOnClick)this.hide();}.bind(this)}});this.hidden=true;},toElement:function(){return this.element;},inject:function(target,where){where=where||this.options.inject?this.options.inject.where:''||this.target==document.body?'inside':'after';target=target||this.options.inject?this.options.inject.target:''||this.target;this.element.inject(target,where);if(this.options.useIframeShim){this.shim=new IframeShim(this.element);this.addEvents({show:this.shim.show.bind(this.shim),hide:this.shim.hide.bind(this.shim),destroy:this.shim.destroy.bind(this.shim)});}},position:function(){this.resize(this.options.width,this.options.height);this.element.position({relativeTo:this.target,position:'topLeft',ignoreMargins:!this.options.maskMargins,ignoreScroll:this.target==document.body});return this;},resize:function(x,y){var opt={styles:['padding','border']};if(this.options.maskMargins)opt.styles.push('margin');var dim=this.target.getComputedSize(opt);if(this.target==document.body){var win=window.getSize();if(dim.totalHeight<win.y)dim.totalHeight=win.y;if(dim.totalWidth<win.x)dim.totalWidth=win.x;}
this.element.setStyles({width:$pick(x,dim.totalWidth,dim.x),height:$pick(y,dim.totalHeight,dim.y)});return this;},show:function(){if(!this.hidden)return this;this.target.addEvent('resize',this.resize);if(this.target!=document.body)document.id(document.body).addEvent('resize',this.resize);this.position();this.showMask.apply(this,arguments);return this;},showMask:function(){this.element.setStyle('display','block');this.hidden=false;this.fireEvent('show');},hide:function(){if(this.hidden)return this;this.target.removeEvent('resize',this.resize);this.hideMask.apply(this,arguments);if(this.options.destroyOnHide)return this.destroy();return this;},hideMask:function(){this.element.setStyle('display','none');this.hidden=true;this.fireEvent('hide');},toggle:function(){this[this.hidden?'show':'hide']();},destroy:function(){this.hide();this.element.destroy();this.fireEvent('destroy');this.target.eliminate('mask');}});Element.Properties.mask={set:function(options){var mask=this.retrieve('mask');return this.eliminate('mask').store('mask:options',options);},get:function(options){if(options||!this.retrieve('mask')){if(this.retrieve('mask'))this.retrieve('mask').destroy();if(options||!this.retrieve('mask:options'))this.set('mask',options);this.store('mask',new Mask(this,this.retrieve('mask:options')));}
return this.retrieve('mask');}};Element.implement({mask:function(options){this.get('mask',options).show();return this;},unmask:function(){this.get('mask').hide();return this;}});