function dropDowns()
{
	if (document.all&&document.getElementById)
	{
		var nav = document.getElementById("nav");
		for (var i=0; i<nav.childNodes.length; i++)
		{
			subNav = nav.childNodes[i];
			if (subNav.nodeName=="LI")
			{
				subNav.onmouseover=function()
				{
					this.className += " hovered";
				}
				subNav.onmouseout=function()
				{
					this.className=this.className.replace(" hovered", "");
				}
			}
		}
	}
}