function showPic(whichpic) {

 if (!document.getElementById("placeholder")) return true;
  var source = whichpic.getAttribute("href");

  var placeholder = document.getElementById("placeholder");
  placeholder.setAttribute("src",source);

  if (whichpic.getAttribute("title")) {
	var text = whichpic.getAttribute("title");
  } else {
	var text = "";
  }
  n = text.substring(text.length-1,text.length);

  if ( large_images[n] !== undefined ) {
	placeholder.onclick = function() { show_image(large_images[n]); return false; }
	placeholder.style.cursor = 'pointer';
  } else {
	placeholder.onclick = null;
	placeholder.style.cursor = 'auto';
  }
  return false;
}


function prepareGallery() {
  if (!document.getElementsByTagName) return false;
  if (!document.getElementById) return false;
  if (!document.getElementById("prodGallery")) return false;
  var gallery = document.getElementById("prodGallery");
  var links = gallery.getElementsByTagName("a");
  for ( var i=0; i < links.length; i++) {
	links[i].onclick = function() {
	  return showPic(this);
	}
  }
  /*if ( large_images[1] && document.getElementById('placeholder') ) {
	document.getElementById('placeholder').onclick = function() { show_image(large_images[1]); }
  }*/
}


addLoadEvent(prepareGallery);