var offsetxpoint=-60 //Customize x offset of tooltip
var offsetypoint=20 //Customize y offset of tooltip
var ie=document.all
var ns6=document.getElementById && !document.all
var enabletip=false

if (ie||ns6)
	var tipobj = document.all? document.all["dhtmltooltip"] : document.getElementById? document.getElementById("dhtmltooltip") : ""

function ietruebody(){
	return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function ddrivetip(thetext){
	if (ns6||ie){
		if (typeof thewidth != "undefined") tipobj.style.width = thewidth+"px"
		if (typeof thecolor != "undefined" && thecolor!="") tipobj.style.backgroundColor = thecolor
		tipobj.innerHTML=thetext
		enabletip=true
		return false
	}
}

function positiontip(e){
	if (enabletip){
		var curX=(ns6)?e.pageX : event.clientX+ietruebody().scrollLeft;
		var curY=(ns6)?e.pageY : event.clientY+ietruebody().scrollTop;
		//Find out how close the mouse is to the corner of the window
		var rightedge=ie&&!window.opera? ietruebody().clientWidth-event.clientX-offsetxpoint : window.innerWidth-e.clientX-offsetxpoint-20
		var bottomedge=ie&&!window.opera? ietruebody().clientHeight-event.clientY-offsetypoint : window.innerHeight-e.clientY-offsetypoint-20

		var leftedge=(offsetxpoint<0)? offsetxpoint*(-1) : -1000

		//if the horizontal distance isn't enough to accomodate the width of the context menu
		if (rightedge<tipobj.offsetWidth)
			//move the horizontal position of the menu to the left by it's width
			tipobj.style.left=ie? ietruebody().scrollLeft+event.clientX-tipobj.offsetWidth+"px" : window.pageXOffset+e.clientX-tipobj.offsetWidth+"px"
		else if (curX<leftedge)
			tipobj.style.left="5px"
	else
		//position the horizontal position of the menu where the mouse is positioned
		tipobj.style.left=curX+offsetxpoint+"px"

	//same concept with the vertical position
	if (bottomedge<tipobj.offsetHeight)
		tipobj.style.top=ie? ietruebody().scrollTop+event.clientY-tipobj.offsetHeight-offsetypoint+"px" : window.pageYOffset+e.clientY-tipobj.offsetHeight-offsetypoint+"px"
	else
		tipobj.style.top=curY+offsetypoint+"px"
		tipobj.style.visibility="visible"
	}
}

function hideddrivetip(){
	if (ns6||ie){
		enabletip=false
		tipobj.style.visibility="hidden"
		tipobj.style.left="-1000px"
		tipobj.style.backgroundColor=''
		tipobj.style.width=''
	}
}
document.onmousemove=positiontip
