// JavaScript Document

function PopupWindow( url, name, width, height )
{
	var left = ( screen.availWidth - width )/2;
	var top = ( screen.availHeight - height )/2;
	
	return window.open( url, name, "top=" + top + ",left=" + left + ",width=" + width + ",height=" + height + ",menubar=no,location=no,statusbar=no,toolbar=no,scrollbars=yes,resizable=yes" );	
}