// JavaScript Document
startList = function() {
	if (document.all&&document.getElementById) {
		var navroot = document.getElementById("nav");
        /* Get all the list items within the menu */
		var lis=navroot.getElementsByTagName("LI");  
        for (i=0; i<lis.length; i++) {
        	/* If the LI has another menu level */
            if(lis[i].lastChild.tagName=="UL"){
            	/* assign the function to the LI */
             	lis[i].onmouseover=function() {	
                /* display the inner menu */
                   this.lastChild.style.display="block";
                }
                lis[i].onmouseout=function() {   
                   this.lastChild.style.display="none";
                }
            }
        }
 	}
}
if (window.attachEvent) window.attachEvent("onload", startList);