/***********************************************
* 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=-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
// custom variables
var frameheight;
var positiontop;

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, thecolor, thewidth,theframeheight,thepositiontop){
if (ns6||ie){
if (typeof thewidth!="undefined" && thewidth!="") tipobj.style.width=thewidth+"px";
if (typeof thecolor!="undefined" && thecolor!="") tipobj.style.backgroundColor=thecolor;
tipobj.innerHTML=thetext;
enabletip=true;
frameheight=theframeheight;
positiontop=thepositiontop;
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";
	
	if(positiontop){
		// force the tooltip go to the top
		if (bottomedge<tipobj.offsetHeight) {
			// if position top == 1, then position tip exactly above
			if(positiontop == 1){
				var offsettop = 0;
			} else { 
				var offsettop = positiontop;
			}
			tipobj.style.top=ie? ietruebody().scrollTop+event.clientY-tipobj.offsetHeight-offsetypoint-offsettop+"px" : window.pageYOffset+e.clientY-tipobj.offsetHeight-offsetypoint-offsettop+"px";
			tipobj.style.visibility="visible";
		} else {
			tipobj.style.top=curY+offsetypoint-parseInt(frameheight)-50+"px";
			tipobj.style.visibility="visible";
		}
		
	} else {
		//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";
			tipobj.style.visibility="visible";
		} else {
			tipobj.style.top=curY+offsetypoint+"px";
			tipobj.style.visibility="visible";
		}
	}
	
	if(typeof frameheight!="undefined" && frameheight != ""){
	// set up and launch iframe, if using iframe
		// add a few pixles to the width;
		var thestring = tipobj.style.width;
		var len = thestring.length - 2;
		var w = thestring.substr(0,len);
		var width = parseInt(w) + 10 + "px";
		
		document.getElementById('theframe').style.top=tipobj.style.top;
		document.getElementById('theframe').style.left=tipobj.style.left;
		document.getElementById('theframe').style.width=width;
		document.getElementById('theframe').style.height=frameheight;
		document.getElementById('theframe').style.zIndex=50;
		document.getElementById('theframe').style.display="inline";
	}
	}
	
}

function hideddrivetip(){
	if (ns6||ie){
		enabletip=false;
		tipobj.style.visibility="hidden";
		tipobj.style.left="-1000px";
		tipobj.style.backgroundColor='';
		tipobj.style.width='';
		// if there is an iframe
		if(document.getElementById('theframe')){
			document.getElementById('theframe').style.display="none";
		}
		frameheight ="";
	}
}

document.onmousemove=positiontip