function enable_menues_for_ie() {

	if (document.all && document.getElementById) {

		navRoot = document.getElementById("nav");

		for (i=0; i<navRoot.childNodes.length; i++) {

			node = navRoot.childNodes[i];

			if (node.nodeName=="LI") {

				node.onmouseover=function() {
				this.className+=" over";

				}

				node.onmouseout=function() {

					this.className=this.className.replace(" over", "");

				}
			}
		}
	}
}
window.onLoad = enable_menues_for_ie;