function pop(url){
  var name="mazda";
  var w= 985;
  var h=667;
  var opts = "width=" + w + ",height=" + h + ",scrollbars=yes,toolbar=yes,location=yes,menubar=yes,status=yes,resizable=yes";
  opts=opts+',top='+((screen.height/2)-(h/2))+',left='+((screen.width/2)-(w/2));
  var win = window.open(url,name,opts);
  return(false );
}

window.addEvent('domready', function() 
		{
		    var links = $$('a.external');
		    links.each(function(el) {
			el.addEvent('click',function(clicker){
			    var event = new Event(clicker);
			    event.stop();
			    return(pop(el.href));
			});
		    });
		});