//<![CDATA[
var menuwidth='165px'; //default menu width
var disappeardelay=250;  //menu disappear speed onMouseout (in miliseconds)
var hidemenu_onclick="yes"; //hide menu when user clicks within menu?

var ie4=document.all;
var ns6=document.getElementById&&!document.all;

//if (ie4||ns6)
//document.write('<div id="dropmenudiv" style="visibility:hidden;width:'+menuwidth+'" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>');

function getposOffset(e, what, offsettype)
{
    //var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
    //modified to be displayed under mouse cursor
    var totaloffset=(offsettype=="left")? e.clientX : what.offsetTop;
    var parentEl=what.offsetParent;
        while (parentEl!=null)
        {
        //modified to be displayed under mouse cursor
        totaloffset=(offsettype=="left")? e.clientX : totaloffset+parentEl.offsetTop;
        //totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
        parentEl=parentEl.offsetParent;
        }
    return totaloffset;
}


function showhide(obj, e, visible, hidden, menuwidth){
if (ie4||ns6)
dropmenuobj.style.left=dropmenuobj.style.top="-500px";
if (menuwidth!=""){
dropmenuobj.widthobj=dropmenuobj.style;
dropmenuobj.widthobj.width=menuwidth;
}
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=ie4 && !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=ie4 && !window.opera? iecompattest().scrollTop : window.pageYOffset;
var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18;
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight;
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure){ //move up?
edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight;
if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either?
edgeoffset=dropmenuobj.y+obj.offsetHeight-topedge;
}
}
return edgeoffset;
}

function populatemenu(what){
if (ie4||ns6)
dropmenuobj.innerHTML=what.join("");
}


function dropdownmenu(obj, e, menucontents, menuwidth)
{
    if (window.event) event.cancelBubble=true;
    else if (e.stopPropagation) e.stopPropagation();
    clearhidemenu();
    dropmenuobj=document.getElementById? document.getElementById("dropmenudiv") : dropmenudiv;
    populatemenu(menucontents);
    dropmenuobj.onmouseover = clearhidemenu;

    if (ie4||ns6)
    {
        showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth);
        dropmenuobj.x=getposOffset(e, obj, "left");
        dropmenuobj.y=getposOffset(e, 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 (ie4||ns6) 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 (ie4&&!dropmenuobj.contains(e.toElement))
delayhidemenu();
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
delayhidemenu();
}

function hidemenu(e){
if (typeof dropmenuobj!="undefined"){
if (ie4||ns6)
dropmenuobj.style.visibility="hidden";
}
}

function delayhidemenu(){
if (ie4||ns6)
delayhide=setTimeout("hidemenu()",disappeardelay);
}

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

if (hidemenu_onclick=="yes")
document.onclick=hidemenu;
//]]>


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