function nixt() {}

function openwin(url, x, y) {
if (!x) x=504;
if (!y) y=360;
var s="width="+x+",height="+y+",top="+(screen.height-y)/2+",left="+(screen.width-x)/2+",";
var newWindow=window.open(url+".htm", 'fotka', 
	s+"toolbar=0,statusbar=0,scrollbars=0,resizable=0");
newWindow.focus();
}