/**
* Loads an image from a file.
*
* @param tk The toolkit to be used to load the image.
* @param file The name of the file containing the image.
* @param tracker The media tracker tracking the progress of the load.
* @return The image that was loaded, as an Image object.
*/
private Image loadImage(Toolkit tk, String file, MediaTracker tracker) {
Image result = tk.createImage(file);
tracker.addImage(result, 0);
return result;
}
