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)

var menuOffsets = new Array();

menuOffsets[0] = 0

/////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;
        
				totaloffset = 0;
        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)
        {
            //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"
			
    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)
    
}