function setContentSize(){
  height = screen.availHeight;
  
  c = document.getElementById("content");
  c.style.height = height - 100;
  return true;
}

function psZoom(path, desc, width, height){

    var xwin = parseInt((screen.availWidth / 2) - (width / 2));
    var ywin = parseInt((screen.availHeight / 2) - (height / 2));

    url = "popup.image.php?path=" + path + "&desc=" + desc;
    zwin = window.open(url,"ImagePopup","menubar=no,status=no,resizable=no,toolbar=no,statusbar=no,scrollbars=no,left="+xwin+",top="+ywin+",width=" + width + ",height=" + (height+77) + "\"");
    zwin.moveTo(xwin,ywin);
    zwin.focus();
}