function prepareSlideshow() {
// Make sure the browser understands the DOM methods
  if (!document.getElementsByTagName) return false;
  if (!document.getElementById) return false;
// Make sure the elements exist
  if (!document.getElementById("meny")) return false;
  if (!document.getElementById("preview")) return false;
// Apply styles to the preview image
  var preview = document.getElementById("preview");
// Get all the links in the list
  var list = document.getElementById("meny");
  var links = list.getElementsByTagName("img");
// Attach the animation behavior to the mouseover event
  links[0].onmouseover = function() {
    moveElement("preview",0,0,10);
  }
  links[1].onmouseover = function() {
    moveElement("preview",-730,0,10);
  }
  links[2].onmouseover = function() {
    moveElement("preview",-1460,0,10);
  }
  links[3].onmouseover = function() {
    moveElement("preview",-2190,0,10);
  }
}
addLoadEvent(prepareSlideshow);