function verimagen(id,xxx,yyy) {
	if (window.verimagenx) {
		window.verimagenx.close(); 
	}
	verimagenx=window.open("verimagen.phtml?id="+id,"verimagenx","width="+xxx+",height="+yyy+",status=no,toolbar=no,menubar=no,location=no,scrollbars=no"); 
}