var disappeardelay=250;  
var enableanchorlink=0;  
var hidemenu_onclick=1;  

var ie5=document.all;  
var ns6=document.getElementById&&!document.all;  

function getposOffset(what, offsettype){  
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;  
var parentEl=what.offsetParent;  
while (parentEl!=null){  
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;  
parentEl=parentEl.offsetParent;  
}  
return totaloffset;  
}  

function showhide(obj, e, visible, hidden){  
if (ie5||ns6)  
dropmenuobj.style.left=dropmenuobj.style.top=-500  
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")  
obj.visibility=visible  
else if (e.type=="click")  
obj.visibility=hidden  
}  

function iecompattest(){  
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body  
}  

function clearbrowseredge(obj, whichedge){  
var edgeoffset=0  
if (whichedge=="rightedge"){  
var windowedge=ie5 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15  
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth  
if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)  
edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth  
}  
else{  
var topedge=ie5 && !window.opera? iecompattest().scrollTop : window.pageYOffset  
var windowedge=ie5 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18  
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight  
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure){  
edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight  
if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure)  
edgeoffset=dropmenuobj.y+obj.offsetHeight-topedge  
}  
}  
return edgeoffset  
}  

function dropdownmenu(obj, e, dropmenuID){  
if (window.event) event.cancelBubble=true  
else if (e.stopPropagation) e.stopPropagation()  
if (typeof dropmenuobj!="undefined")  
dropmenuobj.style.visibility="hidden"  
clearhidemenu()  
if (ie5||ns6){  
obj.onmouseout=delayhidemenu  
dropmenuobj=document.getElementById(dropmenuID)  
if (hidemenu_onclick) dropmenuobj.onclick=function(){dropmenuobj.style.visibility='hidden'}  
dropmenuobj.onmouseover=clearhidemenu  
dropmenuobj.onmouseout=ie5? function(){ dynamichide(event)} : function(event){ dynamichide(event)}  
showhide(dropmenuobj.style, e, "visible", "hidden")  
dropmenuobj.x=getposOffset(obj, "left")  
dropmenuobj.y=getposOffset(obj, "top")  
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"  
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"px"  
}  
return clickreturnvalue()  
}  

function clickreturnvalue(){  
if ((ie5||ns6) && !enableanchorlink) return false  
else return true  
}  

function contains_ns6(a, b) {  
while (b.parentNode)  
if ((b = b.parentNode) == a)  
return true;  
return false;  
}  

function dynamichide(e){  
if (ie5&&!dropmenuobj.contains(e.toElement))  
delayhidemenu()  
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))  
delayhidemenu()  
}  

function delayhidemenu(){  
delayhide=setTimeout("dropmenuobj.style.visibility='hidden'",disappeardelay)  
}  

function clearhidemenu(){  
if (typeof delayhide!="undefined")  
clearTimeout(delayhide)  
}