A non-interlaced graphic loads in full resolution from the top down, a line at a time. Interlaced graphics load in four passes, filling in the image a little at a time. While interlaced and non-interlaced images take the same time to fully download, the interlaced images appear to download more quickly. Often a user can get enough sense of the image to see what it is before it finishes loading, and go on about his or her business without waiting for the full download. Image Maps Image maps are special graphics where users can click on an area of the image to navigate to another page.
Image maps require a script to interpret where on the map the user clicked.
Well-designed image maps can be very effective. However, they require scripting, they are often large files that download slowly, and they do not change color to let users know they have followed a particular link. Clip art libraries, on CD-ROM or the Web. Some clip art collections allow you to use their graphics for print publications but may not permit them on the Web. Create your own with graphics programs.