var trombo=null;


function popup(nom,label)	{
		if (!trombo || trombo.closed) 		{
		
trombo=window.open(nom,'','width=450,height=590,toolbar=no,location=no,directories=no,status=no,scrollbars=yes,resizable=no');
trombo.focus();	
						
		} 
else {
trombo.window.close();

trombo=window.open(nom,'','width=450,height=590,toolbar=no,location=no,directories=no,status=yes,scrollbars=yes,resizable=no');		
trombo.focus();
		}
	}