// MooTools: the javascript framework.
// Load this file's selection again by visiting: http://mootools.net/more/0d80ff8d86e3930a44b66b03c5c2519e 
// Or build this file again with packager using: packager build More/Element.Position More/Fx.Scroll
/*
---
copyrights:
  - [MooTools](http://mootools.net)

licenses:
  - [MIT License](http://mootools.net/license.txt)
...
*/
MooTools.More={version:"1.3.0.1",build:"6dce99bed2792dffcbbbb4ddc15a1fb9a41994b5"};(function(){var a=function(d,c){var e=[];Object.each(c,function(f){Object.each(f,function(g){d.each(function(h){e.push(h+"-"+g+(h=="border"?"-width":""));
});});});return e;};var b=function(e,d){var c=0;Object.each(d,function(g,f){if(f.test(e)){c=c+g.toInt();}});return c;};Element.implement({measure:function(h){var d=function(j){return !!(!j||j.offsetHeight||j.offsetWidth);
};if(d(this)){return h.apply(this);}var g=this.getParent(),i=[],e=[];while(!d(g)&&g!=document.body){e.push(g.expose());g=g.getParent();}var f=this.expose();
var c=h.apply(this);f();e.each(function(j){j();});return c;},expose:function(){if(this.getStyle("display")!="none"){return function(){};}var c=this.style.cssText;
this.setStyles({display:"block",position:"absolute",visibility:"hidden"});return function(){this.style.cssText=c;}.bind(this);},getDimensions:function(c){c=Object.merge({computeSize:false},c);
var h={x:0,y:0};var g=function(i,e){return(e.computeSize)?i.getComputedSize(e):i.getSize();};var d=this.getParent("body");if(d&&this.getStyle("display")=="none"){h=this.measure(function(){return g(this,c);
});}else{if(d){try{h=g(this,c);}catch(f){}}}return Object.append(h,(h.x||h.x===0)?{width:h.x,height:h.y}:{x:h.width,y:h.height});},getComputedSize:function(c){c=Object.merge({styles:["padding","border"],planes:{height:["top","bottom"],width:["left","right"]},mode:"both"},c);
var e={},d={width:0,height:0};if(c.mode=="vertical"){delete d.width;delete c.planes.width;}else{if(c.mode=="horizontal"){delete d.height;delete c.planes.height;
}}a(c.styles,c.planes).each(function(f){e[f]=this.getStyle(f).toInt();},this);Object.each(c.planes,function(g,f){var h=f.capitalize();e[f]=this.getStyle(f).toInt();
d["total"+h]=e[f];g.each(function(j){var i=b(j,e);d["computed"+j.capitalize()]=i;d["total"+h]+=i;});},this);return Object.append(d,e);}});})();(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;}});})();(function(){Fx.Scroll=new Class({Extends:Fx,options:{offset:{x:0,y:0},wheelStops:true},initialize:function(c,b){this.element=this.subject=document.id(c);
this.parent(b);if(typeOf(this.element)!="element"){this.element=document.id(this.element.getDocument().body);}if(this.options.wheelStops){var d=this.element,e=this.cancel.pass(false,this);
this.addEvent("start",function(){d.addEvent("mousewheel",e);},true);this.addEvent("complete",function(){d.removeEvent("mousewheel",e);},true);}},set:function(){var b=Array.flatten(arguments);
if(Browser.firefox){b=[Math.round(b[0]),Math.round(b[1])];}this.element.scrollTo(b[0]+this.options.offset.x,b[1]+this.options.offset.y);},compute:function(d,c,b){return[0,1].map(function(e){return Fx.compute(d[e],c[e],b);
});},start:function(c,h){if(!this.check(c,h)){return this;}var e=this.element,f=e.getScrollSize(),b=e.getScroll(),d=e.getSize();values={x:c,y:h};for(var g in values){if(!values[g]&&values[g]!==0){values[g]=b[g];
}if(typeOf(values[g])!="number"){values[g]=f[g]-d[g];}values[g]+=this.options.offset[g];}return this.parent([b.x,b.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(d){var c=document.id(d).getPosition(this.element),b=a(this.element)?{x:0,y:0}:this.element.getScroll();return this.start(c.x+b.x,c.y+b.y);
},scrollIntoView:function(d,g,e){g=g?Array.from(g):["x","y"];d=document.id(d);var i={},f=d.getPosition(this.element),j=d.getSize(),h=this.element.getScroll(),b=this.element.getSize(),c={x:f.x+j.x,y:f.y+j.y};
["x","y"].each(function(k){if(g.contains(k)){if(c[k]>h[k]+b[k]){i[k]=c[k]-b[k];}if(f[k]<h[k]){i[k]=f[k];}}if(i[k]==null){i[k]=h[k];}if(e&&e[k]){i[k]=i[k]+e[k];
}},this);if(i.x!=h.x||i.y!=h.y){this.start(i.x,i.y);}return this;},scrollToCenter:function(e,f,h){f=f?Array.from(f):["x","y"];e=document.id(e);var i={},c=e.getPosition(this.element),d=e.getSize(),b=this.element.getScroll(),g=this.element.getSize();
["x","y"].each(function(j){if(f.contains(j)){i[j]=c[j]-(g[j]-d[j])/2;}if(i[j]==null){i[j]=b[j];}if(h&&h[j]){i[j]=i[j]+h[j];}},this);if(i.x!=b.x||i.y!=b.y){this.start(i.x,i.y);
}return this;}});function a(b){return(/^(?:body|html)$/i).test(b.tagName);}})();