function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}


function setupMenus() {
	if (document.all && document.getElementById) {
		navRoot = document.getElementById("nav");
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName == "LI") {
				node.onmouseover = function() {
					this.className += " over";
				}
				node.onmouseout = function() {
					this.className = this.className.replace(" over", "");
				}
			}
		}
	}
}

addLoadEvent(setupMenus);

function setupSlideshowPopup() {
	if (document.getElementById('ss')) {
		document.getElementById('ss').onclick = function() {
			window.open(this.href, 'ss', 'width=700,height=560,status=yes');
			return false;
		}
	}
}

addLoadEvent(setupSlideshowPopup);