affiliate software

software that, at a minimum, provides tracking and reporting of commission-triggering actions (sales, registrations, or clicks) from affiliate links.

ALT text

HTML attribute that provides alternative text when non-textual elements, typically images, cannot be displayed.

animated GIF

a graphic in the GIF89a file format that creates the effect of animation by rotating through a series of static images.


how much data can be transmitted in a time period over a communications channel, often expressed in kilobits per second (kbps).

banner ad

a graphical web advertising unit, typically measuring 468 pixels wide and 60 pixels tall (i.e. 468×60).

banner blindness

the tendency of web visitors to ignore banner ads, even when the banner ads contain information visitors are actively looking for.