var sfHover = function() {
	// Retrieve the top level dropdown menu list object
	var sfEls = document.getElementById("dm_toplevel").getElementsByTagName("LI");
	// For each list item in the top level list...
	for (var i = 0; i < sfEls.length; i++) {
		// Set the mouseover action to add the sfhover class
		sfEls[i].onmouseover = function() {
			this.className += " sfhover";
		};
		// Set the mouseout action to remove the sfhover class
		sfEls[i].onmouseout = function() {
			this.className = this.className.replace(new RegExp(" sfhover\\b"), "");
		};
	}
};

// Set the onload event for the page to be this sfHover function
if (window.attachEvent) {
	window.attachEvent("onload", sfHover);
}