//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':'1.2.3.1'};Class.Mutators.Binds=function(binds){return binds;};Class.Mutators.initialize=function(initialize){return function(){$splat(this.Binds).each(function(name){var original=this[name];if(original)this[name]=original.bind(this);},this);return initialize.apply(this,arguments);};};Fx.Scroll=new Class({Extends:Fx,options:{offset:{x:0,y:0},wheelStops:true},initialize:function(element,options){this.element=this.subject=document.id(element);this.parent(options);var cancel=this.cancel.bind(this,false);if($type(this.element)!='element')this.element=document.id(this.element.getDocument().body);var stopper=this.element;if(this.options.wheelStops){this.addEvent('start',function(){stopper.addEvent('mousewheel',cancel);},true);this.addEvent('complete',function(){stopper.removeEvent('mousewheel',cancel);},true);}},set:function(){var now=Array.flatten(arguments);this.element.scrollTo(now[0],now[1]);},compute:function(from,to,delta){return[0,1].map(function(i){return Fx.compute(from[i],to[i],delta);});},start:function(x,y){if(!this.check(x,y))return this;var offsetSize=this.element.getSize(),scrollSize=this.element.getScrollSize();var scroll=this.element.getScroll(),values={x:x,y:y};for(var z in values){var max=scrollSize[z]-offsetSize[z];if($chk(values[z]))values[z]=($type(values[z])=='number')?values[z].limit(0,max):max;else values[z]=scroll[z];values[z]+=this.options.offset[z];}
return this.parent([scroll.x,scroll.y],[values.x,values.y]);},toTop:function(){return this.start(false,0);},toLeft:function(){return this.start(0,false);},toRight:function(){return this.start('right',false);},toBottom:function(){return this.start(false,'bottom');},toElement:function(el){var position=document.id(el).getPosition(this.element);return this.start(position.x,position.y);},scrollIntoView:function(el,axes,offset){axes=axes?$splat(axes):['x','y'];var to={};el=document.id(el);var pos=el.getPosition(this.element);var size=el.getSize();var scroll=this.element.getScroll();var containerSize=this.element.getSize();var edge={x:pos.x+size.x,y:pos.y+size.y};['x','y'].each(function(axis){if(axes.contains(axis)){if(edge[axis]>scroll[axis]+containerSize[axis])to[axis]=edge[axis]-containerSize[axis];if(pos[axis]<scroll[axis])to[axis]=pos[axis];}
if(to[axis]==null)to[axis]=scroll[axis];if(offset&&offset[axis])to[axis]=to[axis]+offset[axis];},this);if(to.x!=scroll.x||to.y!=scroll.y)this.start(to.x,to.y);return this;}});var Drag=new Class({Implements:[Events,Options],options:{snap:6,unit:'px',grid:false,style:true,limit:false,handle:false,invert:false,preventDefault:false,modifiers:{x:'left',y:'top'}},initialize:function(){var params=Array.link(arguments,{'options':Object.type,'element':$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(this.options.preventDefault)event.preventDefault();this.mouse.start=event.page;this.fireEvent('beforeStart',this.element);var limit=this.options.limit;this.limit={x:[],y:[]};for(var z in this.options.modifiers){if(!this.options.modifiers[z])continue;if(this.options.style)this.value.now[z]=this.element.getStyle(this.options.modifiers[z]).toInt();else this.value.now[z]=this.element[this.options.modifiers[z]];if(this.options.invert)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.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));}});var Slider=new Class({Implements:[Events,Options],Binds:['clickedElement','draggedKnob','scrolledElement'],options:{onTick:function(position){if(this.options.snap)position=this.toPosition(this.step);this.knob.setStyle(this.property,position);},snap:false,offset:0,range:false,wheel:false,steps:100,mode:'horizontal'},initialize:function(element,knob,options){this.setOptions(options);this.element=document.id(element);this.knob=document.id(knob);this.previousChange=this.previousEnd=this.step=-1;var offset,limit={},modifiers={'x':false,'y':false};switch(this.options.mode){case'vertical':this.axis='y';this.property='top';offset='offsetHeight';break;case'horizontal':this.axis='x';this.property='left';offset='offsetWidth';}
this.half=this.knob[offset]/2;this.full=this.element[offset]-this.knob[offset]+(this.options.offset*2);this.min=$chk(this.options.range[0])?this.options.range[0]:0;this.max=$chk(this.options.range[1])?this.options.range[1]:this.options.steps;this.range=this.max-this.min;this.steps=this.options.steps||this.full;this.stepSize=Math.abs(this.range)/this.steps;this.stepWidth=this.stepSize*this.full/Math.abs(this.range);this.knob.setStyle('position','relative').setStyle(this.property,-this.options.offset);modifiers[this.axis]=this.property;limit[this.axis]=[-this.options.offset,this.full-this.options.offset];this.bound={clickedElement:this.clickedElement.bind(this),scrolledElement:this.scrolledElement.bindWithEvent(this),draggedKnob:this.draggedKnob.bind(this)};var dragOptions={snap:0,limit:limit,modifiers:modifiers,onDrag:this.bound.draggedKnob,onStart:this.bound.draggedKnob,onBeforeStart:(function(){this.isDragging=true;}).bind(this),onComplete:function(){this.isDragging=false;this.draggedKnob();this.end();}.bind(this)};if(this.options.snap){dragOptions.grid=Math.ceil(this.stepWidth);dragOptions.limit[this.axis][1]=this.full;}
this.drag=new Drag(this.knob,dragOptions);this.attach();},attach:function(){this.element.addEvent('mousedown',this.bound.clickedElement);if(this.options.wheel)this.element.addEvent('mousewheel',this.bound.scrolledElement);this.drag.attach();return this;},detach:function(){this.element.removeEvent('mousedown',this.bound.clickedElement);this.element.removeEvent('mousewheel',this.bound.scrolledElement);this.drag.detach();return this;},set:function(step){if(!((this.range>0)^(step<this.min)))step=this.min;if(!((this.range>0)^(step>this.max)))step=this.max;this.step=Math.round(step);this.checkStep();this.fireEvent('tick',this.toPosition(this.step));this.end();return this;},clickedElement:function(event){if(this.isDragging||event.target==this.knob)return;var dir=this.range<0?-1:1;var position=event.page[this.axis]-this.element.getPosition()[this.axis]-this.half;position=position.limit(-this.options.offset,this.full-this.options.offset);this.step=Math.round(this.min+dir*this.toStep(position));this.checkStep();this.fireEvent('tick',position);this.end();},scrolledElement:function(event){var mode=(this.options.mode=='horizontal')?(event.wheel<0):(event.wheel>0);this.set(mode?this.step-this.stepSize:this.step+this.stepSize);event.stop();},draggedKnob:function(){var dir=this.range<0?-1:1;var position=this.drag.value.now[this.axis];position=position.limit(-this.options.offset,this.full-this.options.offset);this.step=Math.round(this.min+dir*this.toStep(position));this.checkStep();},checkStep:function(){if(this.previousChange!=this.step){this.previousChange=this.step;this.fireEvent('change',this.step);}},end:function(){if(this.previousEnd!==this.step){this.previousEnd=this.step;this.fireEvent('complete',this.step+'');}},toStep:function(position){var step=(position+this.options.offset)*this.stepSize/this.full*this.steps;return this.options.steps?Math.round(step-=step%this.stepSize):step;},toPosition:function(step){return(this.full*Math.abs(this.min-step))/(this.steps*this.stepSize)-this.options.offset;}});var Scroller=new Class({Implements:[Events,Options],options:{area:20,velocity:1,onChange:function(x,y){this.element.scrollTo(x,y);},fps:50},initialize:function(element,options){this.setOptions(options);this.element=document.id(element);this.listener=($type(this.element)!='element')?document.id(this.element.getDocument().body):this.element;this.timer=null;this.bound={attach:this.attach.bind(this),detach:this.detach.bind(this),getCoords:this.getCoords.bind(this)};},start:function(){this.listener.addEvents({mouseenter:this.bound.attach,mouseleave:this.bound.detach});},stop:function(){this.listener.removeEvents({mouseenter:this.bound.attach,mouseleave:this.bound.detach});this.timer=$clear(this.timer);},attach:function(){this.listener.addEvent('mousemove',this.bound.getCoords);},detach:function(){this.listener.removeEvent('mousemove',this.bound.getCoords);this.timer=$clear(this.timer);},getCoords:function(event){this.page=(this.listener.get('tag')=='body')?event.client:event.page;if(!this.timer)this.timer=this.scroll.periodical(Math.round(1000/this.options.fps),this);},scroll:function(){var size=this.element.getSize(),scroll=this.element.getScroll(),pos=this.element.getOffsets(),scrollSize=this.element.getScrollSize(),change={x:0,y:0};for(var z in this.page){if(this.page[z]<(this.options.area+pos[z])&&scroll[z]!=0)
change[z]=(this.page[z]-this.options.area-pos[z])*this.options.velocity;else if(this.page[z]+this.options.area>(size[z]+pos[z])&&scroll[z]+size[z]!=scrollSize[z])
change[z]=(this.page[z]-size[z]+this.options.area-pos[z])*this.options.velocity;}
if(change.y||change.x)this.fireEvent('change',[scroll.x+change.x,scroll.y+change.y]);}});var Tips=new Class({Implements:[Events,Options],options:{onShow:function(tip){tip.setStyle('visibility','visible');},onHide:function(tip){tip.setStyle('visibility','hidden');},title:'title',text:function(el){return el.get('rel')||el.get('href');},showDelay:100,hideDelay:100,className:null,offset:{x:16,y:16},fixed:false},initialize:function(){var params=Array.link(arguments,{options:Object.type,elements:$defined});if(params.options&&params.options.offsets)params.options.offset=params.options.offsets;this.setOptions(params.options);this.container=new Element('div',{'class':'tip'});this.tip=this.getTip();if(params.elements)this.attach(params.elements);},getTip:function(){return new Element('div',{'class':this.options.className,styles:{visibility:'hidden',display:'none',position:'absolute',top:0,left:0}}).adopt(new Element('div',{'class':'tip-top'}),this.container,new Element('div',{'class':'tip-bottom'})).inject(document.body);},attach:function(elements){var read=function(option,element){if(option==null)return'';return $type(option)=='function'?option(element):element.get(option);};$$(elements).each(function(element){var title=read(this.options.title,element);element.erase('title').store('tip:native',title).retrieve('tip:title',title);element.retrieve('tip:text',read(this.options.text,element));var events=['enter','leave'];if(!this.options.fixed)events.push('move');events.each(function(value){element.addEvent('mouse'+value,element.retrieve('tip:'+value,this['element'+value.capitalize()].bindWithEvent(this,element)));},this);},this);return this;},detach:function(elements){$$(elements).each(function(element){['enter','leave','move'].each(function(value){element.removeEvent('mouse'+value,element.retrieve('tip:'+value)||$empty);});element.eliminate('tip:enter').eliminate('tip:leave').eliminate('tip:move');if($type(this.options.title)=='string'&&this.options.title=='title'){var original=element.retrieve('tip:native');if(original)element.set('title',original);}},this);return this;},elementEnter:function(event,element){$A(this.container.childNodes).each(Element.dispose);['title','text'].each(function(value){var content=element.retrieve('tip:'+value);if(!content)return;this[value+'Element']=new Element('div',{'class':'tip-'+value}).inject(this.container);this.fill(this[value+'Element'],content);},this);this.timer=$clear(this.timer);this.timer=this.show.delay(this.options.showDelay,this,element);this.tip.setStyle('display','block');this.position((!this.options.fixed)?event:{page:element.getPosition()});},elementLeave:function(event,element){$clear(this.timer);this.tip.setStyle('display','none');this.timer=this.hide.delay(this.options.hideDelay,this,element);},elementMove:function(event){this.position(event);},position:function(event){var size=window.getSize(),scroll=window.getScroll(),tip={x:this.tip.offsetWidth,y:this.tip.offsetHeight},props={x:'left',y:'top'},obj={};for(var z in props){obj[props[z]]=event.page[z]+this.options.offset[z];if((obj[props[z]]+tip[z]-scroll[z])>size[z])obj[props[z]]=event.page[z]-this.options.offset[z]-tip[z];}
this.tip.setStyles(obj);},fill:function(element,contents){if(typeof contents=='string')element.set('html',contents);else element.adopt(contents);},show:function(el){this.fireEvent('show',[this.tip,el]);},hide:function(el){this.fireEvent('hide',[this.tip,el]);}});