A graphic image in GIF (graphical interchange format) format composed of multiple layers which display in turn, providing the illusion of motion. A large percentage of non rich-media banner ads are in animated GIF format. Animated GIF banners have historically generated higher click-through rates than static images. However, as web users have grown more mature, some studies indicate that blinking or flashing images are more often automatically ignored, as users have come to assume that any animated image on a page is an advertisement.Other definitions...
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