function zoom(pid) {
    var h = screen.height;
    displayWindow=window.open ('zoom.php?pid='+pid,"zoom","toolbar=0,location=0,directories=0,status=0,menubar= 0,scrollbars=1,resizable=0,copyhistory=0,width=550,height="+h);
}

function zoomtoo(pid) {
    var h = screen.height;
    displayWindow=window.open ('zoomtoo.php?pid='+pid,"zoom","toolbar=0,location=0,directories=0,status=0,menubar= 0,scrollbars=1,resizable=0,copyhistory=0,width=440,height="+h);
}