It's not gonna work. You can still view source and look for the image. Other artists splice up their images to prevent it from being stolen but you can still use Print Screen and paste it on a bitmap program, even flash files can be screen captured, same goes for java applets. To try it out Windows Users: "Print Screen" button on your keyboard, Open MSPaint "Ctrl+V" to paste. Sigh! wabe's solution of restricting to 800x600 will help but...