function RotateImages(Start)
  {
      var a = new Array("images/image5.jpg","images/image1.jpg", "images/image6.jpg", "images/image2.jpg", "images/image7.jpg", "images/image3.jpg", "images/image8.jpg","images/image4.jpg");
      var b = document.getElementById("imgrot");
      if(Start>=a.length)
          Start=0;
      b.src = a[Start];
      window.setTimeout("RotateImages(" + (Start+1) + ")",2000);
  }