var mainMenuId = "menu";
var subMenuId = "subMenu";
var hoverClassName = "jshover";

addHoverHandlers = function() {
	var menuItems = document.getElementById(mainMenuId).getElementsByTagName("td");
	for (var i = 0, len = menuItems.length; i < len; i++)
	{
		menuItems[i].onmouseover = function()
		{ 
			this.className += (" " + hoverClassName);
		}
		menuItems[i].onmouseout = function()
		{
			this.className = this.className.replace((" " + hoverClassName), "");
		}
	}
	/*var subMenuItems = document.getElementById(subMenuId).getElementsByTagName("td");
	for (var j = 0, len1 = subMenuItems.length; j < len1; j++)
	{
		subMenuItems[j].onmouseover = function()
		{ 
			this.className += (" " + hoverClassName);
		}
		subMenuItems[j].onmouseout = function()
		{
			this.className = this.className.replace((" " + hoverClassName), "");
		}			
	}	*/
}

if (window.attachEvent && navigator.userAgent.indexOf("Opera") == -1)
{
	window.attachEvent("onload", addHoverHandlers);
}