//rollover
function setRollover() {
	if(!(!!document.getElementsByTagName)) return false;
	var images = document.getElementById("gmenu").getElementsByTagName("img");
		
	for(var i=0; i < images.length; i++) {
		if(images[i].className.match("rollover") && !(images[i].src.indexOf("on.gif")>=0)){
			var temp = new Image();
			temp.src = images[i].getAttribute("src").replace(".gif", "_on.gif");
			
			images[i].onmouseover = function() {
				this.setAttribute("src", this.getAttribute("src").replace(".gif", "_on.gif"));
			}
			images[i].onmouseout = function() {
				this.setAttribute("src", this.getAttribute("src").replace("_on.gif", ".gif"));
			}
		}
	}
}

function setScrollArea(){
	if(navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1)
		document.getElementsByTagName("body").item(0).style.setProperty("overflow-y","scroll",null);
}

//onload
if(window.addEventListener) {
	window.addEventListener("load", setRollover, false);
	window.addEventListener("load", setScrollArea, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", setRollover);
	window.attachEvent("onload", setScrollArea);
}