function winOpen(x,y,urlname){
	url = urlname;
	winwidth = x
	winheight = y
	sw = screen.availWidth;
	sh = screen.availHeight;
	wl = (sw - winwidth)/2;
	wt = (sh - winheight)/2;
	win = window.open(url,"","width=" + winwidth + ",height=" + winheight + ",,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,left="  + wl + ",top=" + wt);
};

/*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);
}*/