//Preloads rollover images
function doPreload()
{

   var the_images = new Array('airport-taxi/on-transfer-runs-01.gif','airport-taxi/on-transfer-runs-02.gif','airport-taxi/on-transfer-runs-03.gif','airport-taxi/on-transfer-runs-04.gif');
   preloadImages(the_images);
}

function preloadImages(the_images_array) {

   for(var loop = 0; loop < the_images_array.length; loop++)

   {
 	var an_image = new Image();
	an_image.src = the_images_array[loop];
   }
}