function popupWindow(name, url, width, height)
{
	var left = (screen.width-width) / 2;
	var top = (screen.height-height) / 2;
	eval(name + " = window.open(url, '" + name + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=yes,width=" + width + ",height=" + height + ",left=" + left + ",top=" + top + "');");
	eval(name + ".opener = self;");
}




function goTo(url)
{
	window.location.href = url;
}