function extra(html, desc, wid, hig)

  	{

		window.open(html,desc,"width="+wid+",height="+hig+",resizable=yes,Left=0,Top=0,scrollbars=no,menubar=no,status=no,toolbar=no,directories=no");

	}
	
function umfrage(html, desc, wid, hig)

  	{

		window.open(html,desc,"width="+wid+",height="+hig+",resizable=yes,Left=0,Top=0,scrollbars=no,menubar=no,status=no,toolbar=no,directories=no");

	}