/*****************************************************
* Sub Navigation Menu (Dropdowns) Script
* Created: 12/14/2006
* City of Madison, Wisconsin
*
* Based on Son of Suckerfish Dropdowns
* http://www.htmldog.com/articles/suckerfish/dropdowns/
*****************************************************/
startNav = function() {
	var sfEls = document.getElementById("sub_nav").getElementsByTagName("LI");
	for (var i=0; i < sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" over";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" over\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", startNav);