var newWindow = null
function pops(gotoUrl) {
	if(!newWindow || newWindow.closed) {
	   newWindow = open(gotoUrl,"Name2","width=750,height=450,resizable=yes,menubar=no,toolbar=yes,scrollbars=yes,status=no,left=50,top=50");
	} else {
	   newWindow.location = (gotoUrl);
	   newWindow.focus();
	}
}