For Mac OS X, you can create animated advertisment by using GIFBuilder for OSX 1.0. You can download this application by click here (For Mac OS 8.1 and later)
Instructions for animated advertisment
edit- Create some image under the image size 468 pixels wide by 60 high for the frame to GIFBuilder. The image must be saved in GIF format. Other format is not accepted. Repeat this
- Launch GIFBuilder, on File click add frame to add frame. Repeat this step to add another frame.
- After add some frame needed for animation, highlight the frame that need transitions and click effects on the menu bar and click transitions to choose transitions between the selected frames. Repeat this step for other frames.
- Click animation on the menu bar and click play to test.
- After testing, save your animation. After saving your file, upload it Wikipedia.