var ie=document.all
var ns=document.getElementById&&!document.all

if (ie||ns)
document.write('<div id="dropDownMenu" style="visibility:hidden;" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>')

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 (ie||ns)
menuobj.style.left=menuobj.style.top="-500px"

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=ie && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
menuobj.contentmeasure=menuobj.offsetWidth
if (windowedge-menuobj.x < menuobj.contentmeasure)
edgeoffset=menuobj.contentmeasure-obj.offsetWidth
}
else
{
var topedge=ie && !window.opera? iecompattest().scrollTop : window.pageYOffset
var windowedge=ie && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
menuobj.contentmeasure=menuobj.offsetHeight
if (windowedge-menuobj.y < menuobj.contentmeasure)
{
edgeoffset=menuobj.contentmeasure+obj.offsetHeight
if ((menuobj.y-topedge)<menuobj.contentmeasure)
edgeoffset=menuobj.y+obj.offsetHeight-topedge
}
}
return edgeoffset
}

function populatemenu(what)
{
if (ie||ns)
menuobj.innerHTML=what.join("")
}

function dropDownMenu(obj, e, menucontents)
{
	 menuwidth = 180;
if (window.event) event.cancelBubble=true
else if (e.stopPropagation) e.stopPropagation()
clearhidemenu()
menuobj=document.getElementById? document.getElementById("dropDownMenu") : dropDownMenu
populatemenu(menucontents)

if (ie||ns){
showhide(menuobj.style, e, "visible", "hidden")
menuobj.x=getposOffset(obj, "left")
menuobj.y=getposOffset(obj, "top")
menuobj.style.left=menuobj.x-clearbrowseredge(obj, "rightedge")-1+"px"
menuobj.style.top=menuobj.y-clearbrowseredge(obj, "bottomedge")-2+obj.offsetHeight+"px"
}
return clickreturnvalue()
}

function clickreturnvalue()
{
if (ie||ns) return false
else return true
}

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

function dynamichide(e){
if (ie&&!menuobj.contains(e.toElement))
delayhidemenu()
else if (ns&&e.currentTarget!= e.relatedTarget&& !contains_ns(e.currentTarget, e.relatedTarget))
delayhidemenu()
}

function hidemenu(e){
if (typeof menuobj!="undefined"){
if (ie||ns)
menuobj.style.visibility="hidden"
}
}

function delayhidemenu(){
if (ie||ns)
delayhide=setTimeout("hidemenu()",250)
}

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