function doPreload()  {
 var the_images = new Array('images/favicon_JS.gif','images/bhIndexLogo_JS.gif','images/navbarBHhistory_JS.gif','images/navbarBHcontact_JS.gif','images/navbarBHlinks_JS.gif','images/navbarBHprofile_JS.gif','images/navbarBHbooks_JS.gif','images/navbarBHsearch_JS.gif','images/BGwalkley_JS.jpg','images/BGblueMurder_JS.gif','images/BGbenHills_JS.gif','images/BGjapanBTL_JS.gif','images/BGbenMoet_JS.gif');
 preloadImages(the_images);
}
// loops through the array, Each pass through the loop creates a new
// image object & assigns an image to the src of that image object
function preloadImages(the_images_array)  {
 for(loop = 0; loop < the_images_array.length; loop++)  {
  var an_image = new Image();
  an_image.src = the_images_array[loop];
 }
}