rnd.today=new Date();
rnd.seed=rnd.today.getTime();

function rnd() {
	rnd.seed = (rnd.seed*9301+49297) % 233280;
	return rnd.seed/(233280.0);
};

function rand(number) {
	return Math.ceil(rnd()*number);
};

function open_window(src, width, height, res, size) {
	url = "/includes/popup.php?width=" + width + "&height=" + height + "&src=" + src;
	popup_height = height + 0;
    popup = window.open(url, "Matahiwi" + rand(4096), "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width=" + width + ",height=" + popup_height);
};