/* ================================================================ 
This copyright notice must be kept untouched in the stylesheet at 
all times.

The original version of this script and the associated (x)html
is available at http://www.stunicholls.com/menu/pro_drop_1.html
Copyright (c) 2005-2007 Stu Nicholls. All rights reserved.
This script and the associated (x)html may be modified in any 
way to fit your requirements.
=================================================================== */

var lastmenu = 0;

function smartmouseover(image)
{
	if(lastmenu && lastmenu != image)
		smartmouseout(lastmenu);
	image.style.backgroundPosition = '0px -72px';
	lastmenu = image;
}	

function smartmouseout(image)
{
	str = image.className;
	if(str.search("active") == -1)
		image.style.backgroundPosition = '0px 0px';
}

stuHover = function() {
	var cssRule;
	var newSelector;
	for (var i = 0; i < document.styleSheets.length; i++)
		for (var x = 0; x < document.styleSheets[i].rules.length ; x++)
			{
			cssRule = document.styleSheets[i].rules[x];
			if (cssRule.selectorText.indexOf("LI:hover") != -1)
			{
				 newSelector = cssRule.selectorText.replace(/LI:hover/gi, "LI.iehover");
				document.styleSheets[i].addRule(newSelector , cssRule.style.cssText);
			}
		}
	var getElm = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<getElm.length; i++) {
		getElm[i].onmouseover=function() {
			this.className+=" iehover";
			if(lastmenu)
				lastmenu.style.backgroundPosition = '0px -72px';
		}
		getElm[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" iehover\\b"), "");
			if(lastmenu)
				smartmouseout(lastmenu);
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", stuHover);