var __evt = null;
var offsetxpoint=10;
var offsetypoint=10;
var ie=document.all;
var ns6=document.getElementById && !document.all;
var tipobj=null;
var ddrivetip_inited = false;
if (!detailHandler){
	var detailHandler = new Object();
}
if (!dragHandler){
	var dragHandler = new Object();
}

function initddrivetip() {
	var td = document.getElementById('dhtmltooltip');
	if(!td) {
		if(!document.body){
		return;
		}
		var td = document.createElement( 'div' );
		td.setAttribute( 'id', 'dhtmltooltip' );
		td.style.display = 'none';
		document.body.appendChild( td );
	}
	tipobj = td;
	ddrivetip_inited = true;
}

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

function ddrivetip(thetext){
	if (!ddrivetip_inited) {
		initddrivetip();
	}
	tipobj.innerHTML=thetext;
	tipobj.style.display='block';
	return false;
}

function positiontip(e) {
	if (!ddrivetip_inited) {
		initddrivetip();
	}
	if (!ddrivetip_inited) {
		return;
	}
	if(!e) {
		e = window.event;
	}
	if(!detailHandler.locked){
		var ietb = ietruebody();
		//alert(ns6+'_'+e+'_'+ietb);
		var curX = (ns6) ? e.pageX : e.clientX+ietb.scrollLeft;
		var curY = (ns6) ? e.pageY : e.clientY+ietb.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";
		}
	}

}

function hideddrivetip() {
	if (!ddrivetip_inited) {
		initddrivetip();
	}
	if (!detailHandler.locked){
		tipobj.style.display='none';
		tipobj.style.backgroundColor='';
		tipobj.style.width='';
	}
}