var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var enableanchorlink=0 //Enable or disable the anchor link when clicked on? (1=e, 0=d)
var hidemenu_onclick=1 //hide menu when user clicks within menu? (1=yes, 0=no)

/////No further editting needed

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;
        changeImages('menu_'+obj.id, 'images/shared/'+obj.id+'.gif');
    }
}

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)
        { //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 dropdownmenu(obj, e, dropmenuID)
{
    if (window.event) 
        event.cancelBubble=true;
    else if (e.stopPropagation)
        e.stopPropagation();
    if (typeof dropmenuobj!="undefined") //hide previous menu
    {
        dropmenuobj.style.visibility="hidden";
        changeImages('menu_'+dropmenuobj.id, 'images/shared/'+dropmenuobj.id+'.gif');
    }
    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";
        changeImages('menu_'+dropmenuobj.id, 'images/shared/'+dropmenuobj.id+'-over.gif');
    }
    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()
{
    changeImages('menu_'+dropmenuobj.id, 'images/shared/'+dropmenuobj.id+'.gif');
    delayhide=setTimeout("dropmenuobj.style.visibility='hidden'",disappeardelay);
}

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