文档介绍：How Banner Ads Work
by Tom Harris
If you've spent any time surfing the , you've seen more than your fair share of banner
ads. These small rectangular advertisements appear on all sorts of Web pages and vary
considerably in appearance and subject matter, but they all share a basic function: if you click on
them, your browser will take you to the advertiser's Web site. But how do they work and
why are they there?
Banner ads are usually relatively simple pieces of HTML code, but their presence on the Web
and their importance in -based business is immense. In this edition of How Stuff Works,
we'll examine banner ads and their place on the . We'll see how they work, how
advertisers rate their effectiveness, and how you can use them to advertise your site or bring in
revenue. We'll also examine the technology behind them and look at some of the different forms
they can take. By the end of this article, you will be a banner ad expert!
What is a Banner Ad?
Over the past few years, most of us have heard about all the money being made on the .
This new medium of education and entertainment has revolutionized the economy and brought
many people and panies a great deal of ess. But where is all this ing
from? There are a lot of ways Web sites make money, but one of the main sources of revenue is
advertising. And one of the most popular forms of advertisin