//dynamic navigation
startList = function() {
	if (document.all && document.getElementById) 
	{
		var navRoot = document.getElementById("main-navigation");
		var lis = navRoot.getElementsByTagName("li");
		for (var i=0; i<lis.length; i++)
		{
			lis[i].onmouseover = function()
			{
				this.className += " over";
			}
			lis[i].onmouseout = function()
			{
				this.className = this.className.replace(" over", "");
			}
		}
	}
}
if (navigator.userAgent.indexOf("Gecko") != -1)
	window.addEventListener("load", startList, false);
else
	window.attachEvent("onload", startList);