var floatingMenu={hasInner:typeof(window.innerWidth)=='number',hasElement:typeof(document.documentElement)=='object'&&typeof(document.documentElement.clientWidth)=='number'};var floatingArray=[];floatingMenu.add=function(obj,options)
{var name;var menu;if(typeof(obj)==="string")
name=obj;else
menu=obj;if(options==undefined)
{floatingArray.push({id:name,menu:menu,targetLeft:0,targetTop:0,distance:.07,snap:true});}
else
{floatingArray.push({id:name,menu:menu,targetLeft:options.targetLeft,targetRight:options.targetRight,targetTop:options.targetTop,targetBottom:options.targetBottom,centerX:options.centerX,centerY:options.centerY,prohibitXMovement:options.prohibitXMovement,prohibitYMovement:options.prohibitYMovement,distance:options.distance!=undefined?options.distance:.07,snap:options.snap,ignoreParentDimensions:options.ignoreParentDimensions,scrollContainer:options.scrollContainer,scrollContainerId:options.scrollContainerId});}};floatingMenu.findSingle=function(item)
{if(item.id)
item.menu=document.getElementById(item.id);if(item.scrollContainerId)
item.scrollContainer=document.getElementById(item.scrollContainerId);};floatingMenu.move=function(item)
{if(!item.prohibitXMovement)
{item.menu.style.left=item.nextX+'px';item.menu.style.right='';}
if(!item.prohibitYMovement)
{item.menu.style.top=item.nextY+'px';item.menu.style.bottom='';}};floatingMenu.scrollLeft=function(item)
{if(item.scrollContainer)
return item.scrollContainer.scrollLeft;var w=window;while(w!=w.parent)
w=w.parent;return this.hasInner?w.pageXOffset:this.hasElement?w.document.documentElement.scrollLeft:w.document.body.scrollLeft;};floatingMenu.scrollTop=function(item)
{if(item.scrollContainer)
return item.scrollContainer.scrollTop;var w=window;while(w!=w.parent)
w=w.parent;return this.hasInner?w.pageYOffset:this.hasElement?w.document.documentElement.scrollTop:w.document.body.scrollTop;};floatingMenu.windowWidth=function()
{return this.hasElement?document.documentElement.clientWidth:document.body.clientWidth;};floatingMenu.windowHeight=function()
{if(floatingMenu.hasElement&&floatingMenu.hasInner)
{return document.documentElement.clientHeight>window.innerHeight?window.innerHeight:document.documentElement.clientHeight}
else
{return floatingMenu.hasElement?document.documentElement.clientHeight:document.body.clientHeight;}};floatingMenu.documentHeight=function()
{var innerHeight=this.hasInner?window.innerHeight:0;var body=document.body,html=document.documentElement;return Math.max(body.scrollHeight,body.offsetHeight,html.clientHeight,html.scrollHeight,html.offsetHeight,innerHeight);};floatingMenu.documentWidth=function()
{var innerWidth=this.hasInner?window.innerWidth:0;var body=document.body,html=document.documentElement;return Math.max(body.scrollWidth,body.offsetWidth,html.clientWidth,html.scrollWidth,html.offsetWidth,innerWidth);};floatingMenu.calculateCornerX=function(item)
{var offsetWidth=item.menu.offsetWidth;if(item.centerX)
return this.scrollLeft(item)+(this.windowWidth()-offsetWidth)/2;var result=this.scrollLeft(item)-item.parentLeft;if(item.targetLeft==undefined)
{result+=this.windowWidth()-item.targetRight-offsetWidth;}
else
{result+=item.targetLeft;}
if(document.body!=item.menu.parentNode&&result+offsetWidth>=item.confinedWidthReserve)
{result=item.confinedWidthReserve-offsetWidth;}
if(result<0)
result=0;return result;};floatingMenu.calculateCornerY=function(item)
{var offsetHeight=item.menu.offsetHeight;if(item.centerY)
return this.scrollTop(item)+(this.windowHeight()-offsetHeight)/2;var result=this.scrollTop(item)-item.parentTop;if(item.targetTop===undefined)
{result+=this.windowHeight()-item.targetBottom-offsetHeight;}
else
{result+=item.targetTop;}
if(document.body!=item.menu.parentNode&&result+offsetHeight>=item.confinedHeightReserve)
{result=item.confinedHeightReserve-offsetHeight;}
if(result<0)
result=0;return result;};floatingMenu.computeParent=function(item)
{if(item.ignoreParentDimensions)
{item.confinedHeightReserve=this.documentHeight();item.confinedWidthReserver=this.documentWidth();item.parentLeft=0;item.parentTop=0;return;}
var parentNode=item.menu.parentNode;var parentOffsets=this.offsets(parentNode,item);item.parentLeft=parentOffsets.left;item.parentTop=parentOffsets.top;item.confinedWidthReserve=parentNode.clientWidth;var obj=parentNode;var objOffsets=this.offsets(obj,item);while(obj.clientHeight+objOffsets.top<item.menu.offsetHeight+parentOffsets.top)
{obj=obj.parentNode;objOffsets=this.offsets(obj,item);}
item.confinedHeightReserve=obj.clientHeight
-(parentOffsets.top-objOffsets.top);};floatingMenu.offsets=function(obj,item)
{var result={left:0,top:0};if(obj===item.scrollContainer)
return;while(obj.offsetParent&&obj.offsetParent!=item.scrollContainer)
{result.left+=obj.offsetLeft;result.top+=obj.offsetTop;obj=obj.offsetParent;}
if(window==window.parent)
return result;var iframes=window.parent.document.body.getElementsByTagName("IFRAME");for(var i=0;i<iframes.length;i++)
{if(iframes[i].contentWindow!=window)
continue;obj=iframes[i];while(obj.offsetParent)
{result.left+=obj.offsetLeft;result.top+=obj.offsetTop;obj=obj.offsetParent;}}
return result;};floatingMenu.doFloatSingle=function(item)
{this.findSingle(item);var stepX,stepY;this.computeParent(item);var cornerX=this.calculateCornerX(item);var stepX=(cornerX-item.nextX)*item.distance;if(Math.abs(stepX)<.5&&item.snap||Math.abs(cornerX-item.nextX)==1)
{stepX=cornerX-item.nextX;}
var cornerY=this.calculateCornerY(item);var stepY=(cornerY-item.nextY)*item.distance;if(Math.abs(stepY)<.5&&item.snap||Math.abs(cornerY-item.nextY)==1)
{stepY=cornerY-item.nextY;}
if(Math.abs(stepX)>0||Math.abs(stepY)>0)
{item.nextX+=stepX;item.nextY+=stepY;this.move(item);}};floatingMenu.fixTargets=function()
{};floatingMenu.fixTarget=function(item)
{};floatingMenu.doFloat=function()
{this.fixTargets();for(var i=0;i<floatingArray.length;i++)
{this.fixTarget(floatingArray[i]);this.doFloatSingle(floatingArray[i]);}
setTimeout('floatingMenu.doFloat()',20);};floatingMenu.insertEvent=function(element,event,handler)
{if(element.addEventListener!=undefined)
{element.addEventListener(event,handler,false);return;}
var listener='on'+event;if(element.attachEvent!=undefined)
{element.attachEvent(listener,handler);return;}
var oldHandler=element[listener];element[listener]=function(e)
{e=(e)?e:window.event;var result=handler(e);return(oldHandler!=undefined)&&(oldHandler(e)==true)&&(result==true);};};floatingMenu.init=function()
{floatingMenu.fixTargets();for(var i=0;i<floatingArray.length;i++)
{floatingMenu.initSingleMenu(floatingArray[i]);}
setTimeout('floatingMenu.doFloat()',100);};floatingMenu.initSingleMenu=function(item)
{this.findSingle(item);this.computeParent(item);this.fixTarget(item);item.nextX=this.calculateCornerX(item);item.nextY=this.calculateCornerY(item);this.move(item);};floatingMenu.insertEvent(window,'load',floatingMenu.init);if(typeof(jQuery)!=='undefined')
{(function($)
{$.fn.addFloating=function(options)
{return this.each(function()
{floatingMenu.add(this,options);});};})(jQuery);}