var startStudentList = function()
{
	if (document.all && document.getElementById)
	{
		navSRoot = document.getElementById("layerStudent");
		if(navSRoot!=null)
		{
			for (i=0; i<navSRoot.childNodes.length; i++)
			{
				node = navSRoot.childNodes[i];
				if (node.nodeName=="LI") {
					node.onmouseover=function() {
						this.className+=" over";
					}
					node.onmouseout=function() {
						this.className=this.className.replace(" over", "");
					}
					node.onfocusin=function() {
						this.className+=" over";
					}
					node.onfocusout=function() {
						this.className=this.className.replace(" over", "");
					}
				}
			}
		}
	}
}

window.onload = function(){startLeftList();startMenuList();startStudentList();}