This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
At first I must say, Everything works in Eclipse.
I generate a jar file with Ant. When I start the program i doesn't find the images.
I do it like:
In eclipse there are two folders. One is src (for java files). The other is images(for images).
I put the classes and images in jar file with the following structure