sfHover = function () {
	// adapted from Son of Suckerfish Dropdowns by Patrick Griffiths & Dan Webb
	// http://www.htmldog.com/articles/suckerfish/dropdowns/
	var sfEls = document.getElementById("mainMenuNav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
};
if (window.attachEvent) window.attachEvent("onload", sfHover);



function indicateCurrentPage () {
	var itemTagPrefixes = ["mm_", "sub_"];
	var indicatorClass = "current";
	if (!(document.getElementsByTagName && document.getElementById)) return;
	var bodyClassNames = document.getElementsByTagName("body")[0].className.split(" ");	// array of the body tag's classes
	var menuItem;
	var testID;
	var menuItem;
	for (var i = 0; i < bodyClassNames.length; i++) {
		for (var j = 0; j < itemTagPrefixes.length; j++) {
			testID = itemTagPrefixes[j] + bodyClassNames[i];
			menuItem = document.getElementById(testID);
			if (menuItem) {
				if (menuItem.className.length > 0) menuItem.className += " " + indicatorClass;
				else menuItem.className = indicatorClass;
			}
		}
	}
}

addEvent(window, 'load', indicateCurrentPage, false);