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

function showFirstImage () {
	showPic(document.getElementById('firstimage'));
}