var newwindow = "";
function popUp(url,name,specs) {
	window.name='openerWin';
	if (!newwindow.closed && newwindow.location)
		{
			newwindow.location.href = url;
		}
	else
		{
			newwindow=window.open(url,name, specs);
			if (!newwindow.opener) { newwindow.opener = self; }
		}
	if (window.focus) 
		{
			newwindow.focus()
		}
	return true;
}