function showPic (whichpic) { if (document.getElementById) {  document.getElementById('placeholder')  .src = whichpic.href;  if (whichpic.title) {   document.getElementById('desc')  .childNodes[0].nodeValue = whichpic.title;  } else {   document.getElementById('desc')  .childNodes[0].nodeValue = whichpic.childNodes[0].nodeValue;  }  return false; } else {  return true; }}