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 horizontaloffset=1; //horizontal offset of menu from default location. (0-5 is a good value)

/////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;
	}
}

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-obj.offsetWidth < dropmenuobj.contentmeasure){
	  edgeoffset=dropmenuobj.contentmeasure+obj.offsetWidth+(horizontaloffset*2) //no space to the right of page? Move menu over to the left
	}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 menu up?
		edgeoffset=dropmenuobj.contentmeasure-obj.offsetHeight
		if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either? (position at top of viewable window then)
		edgeoffset=dropmenuobj.y
	}
  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")+obj.offsetWidth+horizontaloffset+"px";
		dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+"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); }
}