// Initiate the image count variable
var imageCount = 0;
// create an array to contain the preloaded image files
var preloadImages = new Array();

// Main function to load new image into browser
function preload(imageFile)
{
imageCount++;
preloadImages[imageCount] = new Image();
preloadImages[imageCount].src = imageFile;
}

// Basic function to load the images when the browser has loaded the webpage.
window.onload = function() {
preload('skin1/img/ambulance-driver-training.jpg');
preload('skin1/img/construction-driver.jpg');
preload('skin1/img/car-driver-training.jpg');
preload('skin1/img/fork-lift-instruction-videosl.jpg');
preload('skin1/img/van-driver-certification.jpg');
preload('skin1/img/tour-bus-training.jpg');
preload('skin1/img/dump-truck-certicification.jpg');
preload('skin1/img/suv-driving-lessons.jpg');
preload('skin1/img/truck-driver-videos.jpg');
preload('skin1/img/police-training.jpg');
preload('skin1/img/bus-driver-certicifation.jpg');
preload('skin1/img/large-van-instruction.jpg');
preload('skin1/img/cement-truck-certification.jpg');
preload('skin1/img/construction-equipment-training.jpg');
preload('skin1/img/snow-plow-instruction.jpg');
preload('skin1/img/fire-truck-lessons.jpg');
preload('skin1/img/school-bus-certification.jpg');
}