var newwindow = '';

function popitup(url)
{
	if (!newwindow.closed && newwindow.location)
	{
		newwindow.location.href = url;
	}
	else
	{
		newwindow=window.open(url,'name','width=500,height=500,left=25,top=25,directories=0,menubar=0,scrollbars=1,status=0,toolbar=0,resizable=1'); 
		
		if (!newwindow.opener) newwindow.opener = self;
	}
	if (window.focus) {newwindow.focus()}
	return false;
}