var horizontal_offset="7px";
var vertical_offset="0";
var ie=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 iecompattest(){
	return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}
	
function clearbrowseredge(obj, whichedge){
	var edgeoffset=(whichedge=="rightedge")? parseInt(horizontal_offset)*-1 : parseInt(vertical_offset)*-1
	if (whichedge=="rightedge"){
		var windowedge=ie && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-30 : window.pageXOffset+window.innerWidth-40;
		dropmenuobj.contentmeasure=dropmenuobj.offsetWidth;
		if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
			edgeoffset=dropmenuobj.contentmeasure+obj.offsetWidth+parseInt(horizontal_offset);
	} else {
		var windowedge=ie && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
		dropmenuobj.contentmeasure=dropmenuobj.offsetHeight;
		if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure)
				edgeoffset=dropmenuobj.contentmeasure-obj.offsetHeight;
	}
	return edgeoffset;
}
	
function show_helpbox(menucontents, obj, e, tipwidth){
	if ((ie||ns6) && document.getElementById("help_box")){
		dropmenuobj=document.getElementById("help_box");
		dropmenuobj.innerHTML=menucontents;
		dropmenuobj.style.left=dropmenuobj.style.top=-500;
		if (tipwidth!=""){
			dropmenuobj.widthobj=dropmenuobj.style;
			dropmenuobj.widthobj.width=tipwidth;
		}
		dropmenuobj.x=getposOffset(obj, "left");
		dropmenuobj.y=getposOffset(obj, "top");
		dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+obj.offsetWidth+"px";
		dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+"px";
		dropmenuobj.style.visibility="visible";
		obj.onmouseout=hidetip;
	}
}
	
function hidetip(e){
	dropmenuobj.style.visibility="hidden";
	dropmenuobj.style.left="-500px";
}
	
function createhelpbox(){
	var divblock=document.createElement("div");
	divblock.setAttribute("id", "help_box");
	document.body.appendChild(divblock);
}
	
if (window.addEventListener)
	window.addEventListener("load", createhelpbox, false);
else if (window.attachEvent)
	window.attachEvent("onload", createhelpbox);
else if (document.getElementById)
	window.onload=createhelpbox;