// MooTools: the javascript framework.
// Load this file's selection again by visiting: http://mootools.net/more/b1a4034ce0793306a67c36eb035b6f90 
// Or build this file again with packager using: packager build More/OverText
/*
---
copyrights:
  - [MooTools](http://mootools.net)

licenses:
  - [MIT License](http://mootools.net/license.txt)
...
*/
MooTools.More={version:"1.3.1.1",build:"0292a3af1eea242b817fecf9daa127417d10d4ce"};Class.Mutators.Binds=function(a){if(!this.prototype.initialize){this.implement("initialize",function(){});
}return a;};Class.Mutators.initialize=function(a){return function(){Array.from(this.Binds).each(function(b){var c=this[b];if(c){this[b]=c.bind(this);}},this);
return a.apply(this,arguments);};};Class.Occlude=new Class({occlude:function(c,b){b=document.id(b||this.element);var a=b.retrieve(c||this.property);if(a&&!this.occluded){return(this.occluded=a);
}this.occluded=false;b.store(c||this.property,this);return this.occluded;}});(function(){var b=function(e,d){var f=[];Object.each(d,function(g){Object.each(g,function(h){e.each(function(i){f.push(i+"-"+h+(i=="border"?"-width":""));
});});});return f;};var c=function(f,e){var d=0;Object.each(e,function(h,g){if(g.test(f)){d=d+h.toInt();}});return d;};var a=function(d){return !!(!d||d.offsetHeight||d.offsetWidth);
};Element.implement({measure:function(h){if(a(this)){return h.call(this);}var g=this.getParent(),e=[];while(!a(g)&&g!=document.body){e.push(g.expose());
g=g.getParent();}var f=this.expose(),d=h.call(this);f();e.each(function(i){i();});return d;},expose:function(){if(this.getStyle("display")!="none"){return function(){};
}var d=this.style.cssText;this.setStyles({display:"block",position:"absolute",visibility:"hidden"});return function(){this.style.cssText=d;}.bind(this);
},getDimensions:function(d){d=Object.merge({computeSize:false},d);var i={x:0,y:0};var h=function(j,e){return(e.computeSize)?j.getComputedSize(e):j.getSize();
};var f=this.getParent("body");if(f&&this.getStyle("display")=="none"){i=this.measure(function(){return h(this,d);});}else{if(f){try{i=h(this,d);}catch(g){}}}return Object.append(i,(i.x||i.x===0)?{width:i.x,height:i.y}:{x:i.width,y:i.height});
},getComputedSize:function(d){d=Object.merge({styles:["padding","border"],planes:{height:["top","bottom"],width:["left","right"]},mode:"both"},d);var g={},e={width:0,height:0},f;
if(d.mode=="vertical"){delete e.width;delete d.planes.width;}else{if(d.mode=="horizontal"){delete e.height;delete d.planes.height;}}b(d.styles,d.planes).each(function(h){g[h]=this.getStyle(h).toInt();
},this);Object.each(d.planes,function(i,h){var k=h.capitalize(),j=this.getStyle(h);if(j=="auto"&&!f){f=this.getDimensions();}j=g[h]=(j=="auto")?f[h]:j.toInt();
e["total"+k]=j;i.each(function(m){var l=c(m,g);e["computed"+m.capitalize()]=l;e["total"+k]+=l;});},this);return Object.append(e,g);}});}).call(this);(function(){var a=Element.prototype.position;
Element.implement({position:function(g){if(g&&(g.x!=null||g.y!=null)){return a?a.apply(this,arguments):this;}Object.each(g||{},function(u,t){if(u==null){delete g[t];
}});g=Object.merge({relativeTo:document.body,position:{x:"center",y:"center"},offset:{x:0,y:0}},g);var r={x:0,y:0},e=false;var c=this.measure(function(){return document.id(this.getOffsetParent());
});if(c&&c!=this.getDocument().body){r=c.measure(function(){return this.getPosition();});e=c!=document.id(g.relativeTo);g.offset.x=g.offset.x-r.x;g.offset.y=g.offset.y-r.y;
}var s=function(t){if(typeOf(t)!="string"){return t;}t=t.toLowerCase();var u={};if(t.test("left")){u.x="left";}else{if(t.test("right")){u.x="right";}else{u.x="center";
}}if(t.test("upper")||t.test("top")){u.y="top";}else{if(t.test("bottom")){u.y="bottom";}else{u.y="center";}}return u;};g.edge=s(g.edge);g.position=s(g.position);
if(!g.edge){if(g.position.x=="center"&&g.position.y=="center"){g.edge={x:"center",y:"center"};}else{g.edge={x:"left",y:"top"};}}this.setStyle("position","absolute");
var f=document.id(g.relativeTo)||document.body,d=f==document.body?window.getScroll():f.getPosition(),l=d.y,h=d.x;var n=this.getDimensions({computeSize:true,styles:["padding","border","margin"]});
var j={},o=g.offset.y,q=g.offset.x,k=window.getSize();switch(g.position.x){case"left":j.x=h+q;break;case"right":j.x=h+q+f.offsetWidth;break;default:j.x=h+((f==document.body?k.x:f.offsetWidth)/2)+q;
break;}switch(g.position.y){case"top":j.y=l+o;break;case"bottom":j.y=l+o+f.offsetHeight;break;default:j.y=l+((f==document.body?k.y:f.offsetHeight)/2)+o;
break;}if(g.edge){var b={};switch(g.edge.x){case"left":b.x=0;break;case"right":b.x=-n.x-n.computedRight-n.computedLeft;break;default:b.x=-(n.totalWidth/2);
break;}switch(g.edge.y){case"top":b.y=0;break;case"bottom":b.y=-n.y-n.computedTop-n.computedBottom;break;default:b.y=-(n.totalHeight/2);break;}j.x+=b.x;
j.y+=b.y;}j={left:((j.x>=0||e||g.allowNegative)?j.x:0).toInt(),top:((j.y>=0||e||g.allowNegative)?j.y:0).toInt()};var i={left:"x",top:"y"};["minimum","maximum"].each(function(t){["left","top"].each(function(u){var v=g[t]?g[t][i[u]]:null;
if(v!=null&&((t=="minimum")?j[u]<v:j[u]>v)){j[u]=v;}});});if(f.getStyle("position")=="fixed"||g.relFixedPosition){var m=window.getScroll();j.top+=m.y;j.left+=m.x;
}if(g.ignoreScroll){var p=f.getScroll();j.top-=p.y;j.left-=p.x;}if(g.ignoreMargins){j.left+=(g.edge.x=="right"?n["margin-right"]:g.edge.x=="center"?-n["margin-left"]+((n["margin-right"]+n["margin-left"])/2):-n["margin-left"]);
j.top+=(g.edge.y=="bottom"?n["margin-bottom"]:g.edge.y=="center"?-n["margin-top"]+((n["margin-bottom"]+n["margin-top"])/2):-n["margin-top"]);}j.left=Math.ceil(j.left);
j.top=Math.ceil(j.top);if(g.returnPos){return j;}else{this.setStyles(j);}return this;}});}).call(this);Element.implement({isDisplayed:function(){return this.getStyle("display")!="none";
},isVisible:function(){var a=this.offsetWidth,b=this.offsetHeight;return(a==0&&b==0)?false:(a>0&&b>0)?true:this.style.display!="none";},toggle:function(){return this[this.isDisplayed()?"hide":"show"]();
},hide:function(){var b;try{b=this.getStyle("display");}catch(a){}if(b=="none"){return this;}return this.store("element:_originalDisplay",b||"").setStyle("display","none");
},show:function(a){if(!a&&this.isDisplayed()){return this;}a=a||this.retrieve("element:_originalDisplay")||"block";return this.setStyle("display",(a=="none")?"block":a);
},swapClass:function(a,b){return this.removeClass(a).addClass(b);}});Document.implement({clearSelection:function(){if(window.getSelection){var a=window.getSelection();
if(a&&a.removeAllRanges){a.removeAllRanges();}}else{if(document.selection&&document.selection.empty){try{document.selection.empty();}catch(b){}}}}});var OverText=new Class({Implements:[Options,Events,Class.Occlude],Binds:["reposition","assert","focus","hide"],options:{element:"label",labelClass:"overTxtLabel",positionOptions:{position:"upperLeft",edge:"upperLeft",offset:{x:4,y:2}},poll:false,pollInterval:250,wrap:false},property:"OverText",initialize:function(b,a){b=this.element=document.id(b);
if(this.occlude()){return this.occluded;}this.setOptions(a);this.attach(b);OverText.instances.push(this);if(this.options.poll){this.poll();}},toElement:function(){return this.element;
},attach:function(){var b=this.element,a=this.options,c=a.textOverride||b.get("alt")||b.get("title");if(!c){return this;}var d=this.text=new Element(a.element,{"class":a.labelClass,styles:{lineHeight:"normal",position:"absolute",cursor:"text"},html:c,events:{click:this.hide.pass(a.element=="label",this)}}).inject(b,"after");
if(a.element=="label"){if(!b.get("id")){b.set("id","input_"+String.uniqueID());}d.set("for",b.get("id"));}if(a.wrap){this.textHolder=new Element("div.overTxtWrapper",{styles:{lineHeight:"normal",position:"relative"}}).grab(d).inject(b,"before");
}return this.enable();},destroy:function(){this.element.eliminate(this.property);this.disable();if(this.text){this.text.destroy();}if(this.textHolder){this.textHolder.destroy();
}return this;},disable:function(){this.element.removeEvents({focus:this.focus,blur:this.assert,change:this.assert});window.removeEvent("resize",this.reposition);
this.hide(true,true);return this;},enable:function(){this.element.addEvents({focus:this.focus,blur:this.assert,change:this.assert});window.addEvent("resize",this.reposition);
this.assert(true);this.reposition();return this;},wrap:function(){if(this.options.element=="label"){if(!this.element.get("id")){this.element.set("id","input_"+String.uniqueID());
}this.text.set("for",this.element.get("id"));}},startPolling:function(){this.pollingPaused=false;return this.poll();},poll:function(a){if(this.poller&&!a){return this;
}if(a){clearInterval(this.poller);}else{this.poller=(function(){if(!this.pollingPaused){this.assert(true);}}).periodical(this.options.pollInterval,this);
}return this;},stopPolling:function(){this.pollingPaused=true;return this.poll(true);},focus:function(){if(this.text&&(!this.text.isDisplayed()||this.element.get("disabled"))){return this;
}return this.hide();},hide:function(c,a){if(this.text&&(this.text.isDisplayed()&&(!this.element.get("disabled")||a))){this.text.hide();this.fireEvent("textHide",[this.text,this.element]);
this.pollingPaused=true;if(!c){try{this.element.fireEvent("focus");this.element.focus();}catch(b){}}}return this;},show:function(){if(this.text&&!this.text.isDisplayed()){this.text.show();
this.reposition();this.fireEvent("textShow",[this.text,this.element]);this.pollingPaused=false;}return this;},test:function(){return !this.element.get("value");
},assert:function(a){return this[this.test()?"show":"hide"](a);},reposition:function(){this.assert(true);if(!this.element.isVisible()){return this.stopPolling().hide();
}if(this.text&&this.test()){this.text.position(Object.merge(this.options.positionOptions,{relativeTo:this.element}));}return this;}});OverText.instances=[];
Object.append(OverText,{each:function(a){return OverText.instances.each(function(c,b){if(c.element&&c.text){a.call(OverText,c,b);}});},update:function(){return OverText.each(function(a){return a.reposition();
});},hideAll:function(){return OverText.each(function(a){return a.hide(true,true);});},showAll:function(){return OverText.each(function(a){return a.show();
});}});