// Copyright 2005-2006 David Cramer
// http://www.davidcramer.net/
// dcramer@gmail.com

// you can change these values
var p_halign = 'center'; // left, center, or right

// dont edit anything below this
var p_container = null;

function findPosX(obj) {
	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft;
			obj = obj.offsetParent; 
		}
	}
	return curleft;
}
function findPosY(obj) {
	var curtop = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curtop += obj.offsetTop;
			obj = obj.offsetParent; 
		}
	}
	return curtop;
}
function showTip(e, text, l) {
	if (!e) var e = window.event;
	if (!obj) var obj = (e.target) ? e.target : e.srcElement;
	p_container.innerHTML = text;
	xPos = findPosX(obj);
	switch (p_halign)
	{
		case 'right':
			xPos += obj.offsetWidth;
			break;
		case 'center':
			xPos += (obj.offsetWidth - p_container.offsetWidth) / 2;
			break;	
	};
	yPos = findPosY(obj) + obj.offsetHeight + 2;
	if (xPos + p_container.offsetWidth > document.body.clientWidth) xPos = document.body.clientWidth - p_container.offsetWidth - 2;
	p_container.style.left = xPos + 'px';
	p_container.style.top = yPos + 'px';
	p_container.style.visibility = 'visible';
	if (!obj) return;
	obj.onmouseout = destroyTip;
}
function destroyTip(e) {
	if (!e) var e = window.event;
	if (!obj) var obj = (e.target) ? e.target : e.srcElement;
	p_container.style.visibility = 'hidden';
	p_container.innerHTML = '';
	if (!obj) return;
	obj.onmouseout = null;
}
function initTips() {
	p_container = document.createElement('div');
	p_container.className = 'tooltip';
	if (!p_container) return;
	p_container.style.visibility = 'hidden';
	p_container.style.zIndex = '100';
	p_container.style.position = 'absolute';
	document.body.appendChild(p_container);
}

window.onload = initTips;