if (document.all && document.getElementById) {
	var nav = document.getElementById("primaryNav");
	if (nav) {
	    var navList = nav.firstChild;
	    if (navList && navList.nodeName == "UL") {
			 for (i = 0; i < navList.childNodes.length; i++) {
	       node = navList.childNodes[i];
	       if (node.nodeName == "LI") {
           addRollOver(node);
	       }
	     }
		}
    }
}