Browsing many web pages produced by amateurs of computer graphic will reflect the problem: blurred subjects, inappropriate size setting, wrong resolution setting, weak color saturation and so forth. This instruction is designed for IT graduate students at UGA to improve their ability of using Photoshop to enhance the WWW image quality, as well as understand the basic computer graphic concepts. When learners finished the final assessment, the improvement is significant with the assistant of course web site, paper-based instructional material and face-to-face instruction.