function big_image(linkObj,w,h) {
  var url = linkObj.href.replace(/\+/,"%2b");
  var win=window.open("/popup.php?img="+url,linkObj.target,'width='+w+',height='+h+',location=0,toolbar=0,menubar=0,status=0,top=100,left=100');
  win.focus();
  return false;
}

function popup(url,width,height) {
 win1 = window.open("/popup.php?img="+url,"","toolbar=0,width="+width+",height="+height+", location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,top=50,left=50");
}