// 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:"1.4.0.1",build:"a4244edf2aa97ac8a196fc96082dd35af1abab87"};Class.Mutators.Binds=function(a){if(!this.prototype.initialize){this.implement("initialize",function(){});
}return Array.from(a).concat(this.prototype.Binds||[]);};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);}});})();(function(b){var a=Element.Position={options:{relativeTo:document.body,position:{x:"center",y:"center"},offset:{x:0,y:0}},getOptions:function(d,c){c=Object.merge({},a.options,c);
a.setPositionOption(c);a.setEdgeOption(c);a.setOffsetOption(d,c);a.setDimensionsOption(d,c);return c;},setPositionOption:function(c){c.position=a.getCoordinateFromValue(c.position);
},setEdgeOption:function(d){var c=a.getCoordinateFromValue(d.edge);d.edge=c?c:(d.position.x=="center"&&d.position.y=="center")?{x:"center",y:"center"}:{x:"left",y:"top"};
},setOffsetOption:function(f,d){var c={x:0,y:0},g=f.measure(function(){return document.id(this.getOffsetParent());}),e=g.getScroll();if(!g||g==f.getDocument().body){return;
}c=g.measure(function(){var i=this.getPosition();if(this.getStyle("position")=="fixed"){var h=window.getScroll();i.x+=h.x;i.y+=h.y;}return i;});d.offset={parentPositioned:g!=document.id(d.relativeTo),x:d.offset.x-c.x+e.x,y:d.offset.y-c.y+e.y};
},setDimensionsOption:function(d,c){c.dimensions=d.getDimensions({computeSize:true,styles:["padding","border","margin"]});},getPosition:function(e,d){var c={};
d=a.getOptions(e,d);var f=document.id(d.relativeTo)||document.body;a.setPositionCoordinates(d,c,f);if(d.edge){a.toEdge(c,d);}var g=d.offset;c.left=((c.x>=0||g.parentPositioned||d.allowNegative)?c.x:0).toInt();
c.top=((c.y>=0||g.parentPositioned||d.allowNegative)?c.y:0).toInt();a.toMinMax(c,d);if(d.relFixedPosition||f.getStyle("position")=="fixed"){a.toRelFixedPosition(f,c);
}if(d.ignoreScroll){a.toIgnoreScroll(f,c);}if(d.ignoreMargins){a.toIgnoreMargins(c,d);}c.left=Math.ceil(c.left);c.top=Math.ceil(c.top);delete c.x;delete c.y;
return c;},setPositionCoordinates:function(k,g,d){var f=k.offset.y,h=k.offset.x,e=(d==document.body)?window.getScroll():d.getPosition(),j=e.y,c=e.x,i=window.getSize();
switch(k.position.x){case"left":g.x=c+h;break;case"right":g.x=c+h+d.offsetWidth;break;default:g.x=c+((d==document.body?i.x:d.offsetWidth)/2)+h;break;}switch(k.position.y){case"top":g.y=j+f;
break;case"bottom":g.y=j+f+d.offsetHeight;break;default:g.y=j+((d==document.body?i.y:d.offsetHeight)/2)+f;break;}},toMinMax:function(c,d){var f={left:"x",top:"y"},e;
["minimum","maximum"].each(function(g){["left","top"].each(function(h){e=d[g]?d[g][f[h]]:null;if(e!=null&&((g=="minimum")?c[h]<e:c[h]>e)){c[h]=e;}});});
},toRelFixedPosition:function(e,c){var d=window.getScroll();c.top+=d.y;c.left+=d.x;},toIgnoreScroll:function(e,d){var c=e.getScroll();d.top-=c.y;d.left-=c.x;
},toIgnoreMargins:function(c,d){c.left+=d.edge.x=="right"?d.dimensions["margin-right"]:(d.edge.x!="center"?-d.dimensions["margin-left"]:-d.dimensions["margin-left"]+((d.dimensions["margin-right"]+d.dimensions["margin-left"])/2));
c.top+=d.edge.y=="bottom"?d.dimensions["margin-bottom"]:(d.edge.y!="center"?-d.dimensions["margin-top"]:-d.dimensions["margin-top"]+((d.dimensions["margin-bottom"]+d.dimensions["margin-top"])/2));
},toEdge:function(c,d){var e={},g=d.dimensions,f=d.edge;switch(f.x){case"left":e.x=0;break;case"right":e.x=-g.x-g.computedRight-g.computedLeft;break;default:e.x=-(Math.round(g.totalWidth/2));
break;}switch(f.y){case"top":e.y=0;break;case"bottom":e.y=-g.y-g.computedTop-g.computedBottom;break;default:e.y=-(Math.round(g.totalHeight/2));break;}c.x+=e.x;
c.y+=e.y;},getCoordinateFromValue:function(c){if(typeOf(c)!="string"){return c;}c=c.toLowerCase();return{x:c.test("left")?"left":(c.test("right")?"right":"center"),y:c.test(/upper|top/)?"top":(c.test("bottom")?"bottom":"center")};
}};Element.implement({position:function(d){if(d&&(d.x!=null||d.y!=null)){return(b?b.apply(this,arguments):this);}var c=this.setStyle("position","absolute").calculatePosition(d);
return(d&&d.returnPos)?c:this.setStyles(c);},calculatePosition:function(c){return a.getPosition(this,c);}});})(Element.prototype.position);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.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();
});}});