var pictures;

function preloadImages()
{
  names = new Array("map", "write", "write");

  pictures = new Array();

  for (i = 0; i < names.length; i++)
  {
     pictures[i] = new Array;
     pictures[i][0] = new Image();
     pictures[i][0].src = "image/topbaner/" + names[i] + ".gif";
     pictures[i][1] = new Image();
     pictures[i][1].src = "image/topbaner/" + names[i] + "-over.gif";
  }

  return true;
}

function hoverImage(img, pindex, state)
{
  img.src = pictures[pindex][state].src;
  return true;
}

preloadImages();