/***********************************************
* Cool DHTML tooltip script- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/

var offsetxpoint=4 //Customize x offset of tooltip
var offsetypoint=4 //Customize y offset of tooltip
var ie=document.all
var ns6=document.getElementById && !document.all
var enabletip=false
var tipobj;

function initTip() {

	var div = document.createElement("div");
	div.setAttribute("id", "dhtmltooltip");
	document.body.appendChild(div);
	
	if (ie||ns6) {

		tipobj=document.all? document.all["dhtmltooltip"] : document.getElementById? document.getElementById("dhtmltooltip") : "";
	}
	
	document.onmousemove = positiontip;
}

function ietruebody(){

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

function ddrivetip(thetext, thecolor, thewidth){

	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.display="inline"
		}
	}
}

function hideddrivetip(){

	if (ns6||ie){
	
		enabletip=false
		tipobj.style.display="none"
		tipobj.style.left="-1000px"
		tipobj.style.backgroundColor=''
		tipobj.style.width=''
	}
}