function smartRollover() {
	if(document.getElementsByTagName) {
		var images = document.getElementsByTagName("img");

		for(var i=0; i < images.length; i++) {
			if(images[i].getAttribute("src").match("_off."))
			{
				images[i].onmouseover = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_off.", "_on."));
				}
				images[i].onmouseout = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_on.", "_off."));
				}
			}
		}
	}
}

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

function navi(obj) {
 url = obj.options[obj.selectedIndex].value;
 if(url != "") {
   location.href = url;
  }
}

function openWin(file,name,x,y) {
	window.open(file, name, "width=600,height=550, toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,favorites=no,resizable=yes");
}