//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':'1.2.5.1','build':'254884f2b83651bf95260eed5c6cceb838e22d8e'};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}):$extend(dim,{x:dim.width,y:dim.height});},getComputedSize:function(options){if(options&&options.plains)options.planes=options.plains;options=$merge({styles:['padding','border'],planes:{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.planes.width;break;case'horizontal':delete size.height;delete options.planes.height;break;}
var getStyles=[];$each(options.planes,function(plane,key){plane.each(function(edge){options.styles.each(function(style){getStyles.push((style=='border')?style+'-'+edge+'-'+'width':style+'-'+edge);});});});var styles={};getStyles.each(function(style){styles[style]=this.getComputedStyle(style);},this);var subtracted=[];$each(options.planes,function(plane,key){var capitalized=key.capitalize();size['total'+capitalized]=size['computed'+capitalized]=0;plane.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 $extend(styles,size);}});var Drag=new Class({Implements:[Events,Options],options:{snap:6,unit:'px',grid:false,style:true,limit:false,handle:false,invert:false,preventDefault:false,stopPropagation:false,modifiers:{x:'left',y:'top'}},initialize:function(){var params=Array.link(arguments,{'options':Object.type,'element':$defined});this.element=document.id(params.element);this.document=this.element.getDocument();this.setOptions(params.options||{});var htype=$type(this.options.handle);this.handles=((htype=='array'||htype=='collection')?$$(this.options.handle):document.id(this.options.handle))||this.element;this.mouse={'now':{},'pos':{}};this.value={'start':{},'now':{}};this.selection=(Browser.Engine.trident)?'selectstart':'mousedown';this.bound={start:this.start.bind(this),check:this.check.bind(this),drag:this.drag.bind(this),stop:this.stop.bind(this),cancel:this.cancel.bind(this),eventStop:$lambda(false)};this.attach();},attach:function(){this.handles.addEvent('mousedown',this.bound.start);return this;},detach:function(){this.handles.removeEvent('mousedown',this.bound.start);return this;},start:function(event){if(event.rightClick)return;if(this.options.preventDefault)event.preventDefault();if(this.options.stopPropagation)event.stopPropagation();this.mouse.start=event.page;this.fireEvent('beforeStart',this.element);var limit=this.options.limit;this.limit={x:[],y:[]};var styles=this.element.getStyles('left','right','top','bottom');this._invert={x:this.options.modifiers.x=='left'&&styles.left=='auto'&&!isNaN(styles.right.toInt())&&(this.options.modifiers.x='right'),y:this.options.modifiers.y=='top'&&styles.top=='auto'&&!isNaN(styles.bottom.toInt())&&(this.options.modifiers.y='bottom')};var z,coordinates;for(z in this.options.modifiers){if(!this.options.modifiers[z])continue;var style=this.element.getStyle(this.options.modifiers[z]);if(style&&!style.match(/px$/)){if(!coordinates)coordinates=this.element.getCoordinates(this.element.getOffsetParent());style=coordinates[this.options.modifiers[z]];}
if(this.options.style)this.value.now[z]=(style||0).toInt();else this.value.now[z]=this.element[this.options.modifiers[z]];if(this.options.invert)this.value.now[z]*=-1;if(this._invert[z])this.value.now[z]*=-1;this.mouse.pos[z]=event.page[z]-this.value.now[z];if(limit&&limit[z]){for(var i=2;i--;i){if($chk(limit[z][i]))this.limit[z][i]=$lambda(limit[z][i])();}}}
if($type(this.options.grid)=='number')this.options.grid={x:this.options.grid,y:this.options.grid};this.document.addEvents({mousemove:this.bound.check,mouseup:this.bound.cancel});this.document.addEvent(this.selection,this.bound.eventStop);},check:function(event){if(this.options.preventDefault)event.preventDefault();var distance=Math.round(Math.sqrt(Math.pow(event.page.x-this.mouse.start.x,2)+Math.pow(event.page.y-this.mouse.start.y,2)));if(distance>this.options.snap){this.cancel();this.document.addEvents({mousemove:this.bound.drag,mouseup:this.bound.stop});this.fireEvent('start',[this.element,event]).fireEvent('snap',this.element);}},drag:function(event){if(this.options.preventDefault)event.preventDefault();this.mouse.now=event.page;for(var z in this.options.modifiers){if(!this.options.modifiers[z])continue;this.value.now[z]=this.mouse.now[z]-this.mouse.pos[z];if(this.options.invert)this.value.now[z]*=-1;if(this._invert[z])this.value.now[z]*=-1;if(this.options.limit&&this.limit[z]){if($chk(this.limit[z][1])&&(this.value.now[z]>this.limit[z][1])){this.value.now[z]=this.limit[z][1];}else if($chk(this.limit[z][0])&&(this.value.now[z]<this.limit[z][0])){this.value.now[z]=this.limit[z][0];}}
if(this.options.grid[z])this.value.now[z]-=((this.value.now[z]-(this.limit[z][0]||0))%this.options.grid[z]);if(this.options.style){this.element.setStyle(this.options.modifiers[z],this.value.now[z]+this.options.unit);}else{this.element[this.options.modifiers[z]]=this.value.now[z];}}
this.fireEvent('drag',[this.element,event]);},cancel:function(event){this.document.removeEvent('mousemove',this.bound.check);this.document.removeEvent('mouseup',this.bound.cancel);if(event){this.document.removeEvent(this.selection,this.bound.eventStop);this.fireEvent('cancel',this.element);}},stop:function(event){this.document.removeEvent(this.selection,this.bound.eventStop);this.document.removeEvent('mousemove',this.bound.drag);this.document.removeEvent('mouseup',this.bound.stop);if(event)this.fireEvent('complete',[this.element,event]);}});Element.implement({makeResizable:function(options){var drag=new Drag(this,$merge({modifiers:{x:'width',y:'height'}},options));this.store('resizer',drag);return drag.addEvent('drag',function(){this.fireEvent('resize',drag);}.bind(this));}});Drag.Move=new Class({Extends:Drag,options:{droppables:[],container:false,precalculate:false,includeMargins:true,checkDroppables:true},initialize:function(element,options){this.parent(element,options);element=this.element;this.droppables=$$(this.options.droppables);this.container=document.id(this.options.container);if(this.container&&$type(this.container)!='element')
this.container=document.id(this.container.getDocument().body);if(this.options.style){if(this.options.modifiers.x=="left"&&this.options.modifiers.y=="top"){var parentStyles,parent=document.id(element.getOffsetParent());if(parent)parentStyles=parent.getStyles('border-top-width','border-left-width');var styles=element.getStyles('left','top');if(parent&&(styles.left=='auto'||styles.top=='auto')){var parentPosition=element.getPosition(parent);parentPosition.x=parentPosition.x-(parentStyles['border-left-width']?parentStyles['border-left-width'].toInt():0);parentPosition.y=parentPosition.y-(parentStyles['border-top-width']?parentStyles['border-top-width'].toInt():0);element.setPosition(parentPosition);}}
if(element.getStyle('position')=='static')element.setStyle('position','absolute');}
this.addEvent('start',this.checkDroppables,true);this.overed=null;},start:function(event){if(this.container)this.options.limit=this.calculateLimit();if(this.options.precalculate){this.positions=this.droppables.map(function(el){return el.getCoordinates();});}
this.parent(event);},calculateLimit:function(){var offsetParent=document.id(this.element.getOffsetParent())||document.body,containerCoordinates=this.container.getCoordinates(offsetParent),containerBorder={},elementMargin={},elementBorder={},containerMargin={},offsetParentBorder={},offsetParentPadding={};['top','right','bottom','left'].each(function(pad){containerBorder[pad]=this.container.getStyle('border-'+pad).toInt();elementBorder[pad]=this.element.getStyle('border-'+pad).toInt();elementMargin[pad]=this.element.getStyle('margin-'+pad).toInt();containerMargin[pad]=this.container.getStyle('margin-'+pad).toInt();offsetParentPadding[pad]=offsetParent.getStyle('padding-'+pad).toInt();offsetParentBorder[pad]=offsetParent.getStyle('border-'+pad).toInt();},this);var width=this.element.offsetWidth+elementMargin.left+elementMargin.right,height=this.element.offsetHeight+elementMargin.top+elementMargin.bottom,left=0,top=0,right=containerCoordinates.right-containerBorder.right-width,bottom=containerCoordinates.bottom-containerBorder.bottom-height;if(this.options.includeMargins){left+=elementMargin.left;top+=elementMargin.top;}else{right+=elementMargin.right;bottom+=elementMargin.bottom;}
if(this.element.getStyle('position')=='relative'){var coords=this.element.getCoordinates(offsetParent);coords.left-=this.element.getStyle('left').toInt();coords.top-=this.element.getStyle('top').toInt();left+=containerBorder.left-coords.left;top+=containerBorder.top-coords.top;right+=elementMargin.left-coords.left;bottom+=elementMargin.top-coords.top;if(this.container!=offsetParent){left+=containerMargin.left+offsetParentPadding.left;top+=(Browser.Engine.trident4?0:containerMargin.top)+offsetParentPadding.top;}}else{left-=elementMargin.left;top-=elementMargin.top;if(this.container==offsetParent){right-=containerBorder.left;bottom-=containerBorder.top;}else{left+=containerCoordinates.left+containerBorder.left-offsetParentBorder.left;top+=containerCoordinates.top+containerBorder.top-offsetParentBorder.top;right-=offsetParentBorder.left;bottom-=offsetParentBorder.top;}}
return{x:[left,right],y:[top,bottom]};},checkAgainst:function(el,i){el=(this.positions)?this.positions[i]:el.getCoordinates();var now=this.mouse.now;return(now.x>el.left&&now.x<el.right&&now.y<el.bottom&&now.y>el.top);},checkDroppables:function(){var overed=this.droppables.filter(this.checkAgainst,this).getLast();if(this.overed!=overed){if(this.overed)this.fireEvent('leave',[this.element,this.overed]);if(overed)this.fireEvent('enter',[this.element,overed]);this.overed=overed;}},drag:function(event){this.parent(event);if(this.options.checkDroppables&&this.droppables.length)this.checkDroppables();},stop:function(event){this.checkDroppables();this.fireEvent('drop',[this.element,this.overed,event]);this.overed=null;return this.parent(event);}});Element.implement({makeDraggable:function(options){var drag=new Drag.Move(this,options);this.store('dragger',drag);return drag;}});