For years, animated gif files have been the staple graphic medium for web pages. These small files give movement and flavor to the web. They are compatible with the vast majority of web browsers. Below are some samples, with advantages and disadvantages listed.
This logo utilizes a small sized GIF with only 14 frames. The company name is plain text to help the logo load faster. The larger the image, and the more frames the animation has, the slower it is to load via the web.
This logo utilizes a smaller sized GIF with 24 frames. Like above, the company name uses plain text to help load faster. The animation has a colored background different from the web page, keeping the two distinctly separated.
Similar to the logo above, this was originally created much larger, then reduced in size. This animation has 191 frames. The more frames a GIF has, the smoother the motion. It's always a trade-off between quality and practicality.
Copyright 2001 Stasis Publishing Arizona
In this logo, the number of frames was limited to 21. In order to keep the animation from being too jerky, the playback speed was increased. This, along with the motion blur used in the animation, caused the UFO flying through the words to be barely recognizable.