function ingr(imm,cx,cy)
{
 return !window.open(imm,"immagine","width="+cx+",height="+cy+",left=10,top=10,menubar=no,directories=no,status=no,toolbar=no");
}

function ingrscroll(imm,cx,cy)
{
 return !window.open(imm,"immagine","width="+cx+",height="+cy+",left=10,top=10,menubar=no,directories=no,status=no,toolbar=no,scrollbars=yes");
}