Rather than turn to the back of a magazine for information, visitors would click on the item and find what they needed.

More information and a complete schedule of events can be found online at Self.com, where visitors can click on "Self Center."

Often a visitor will click on a pay-per-click advertisement because it is the only comprehensible text on the page.

When visitors clicked from the associate's website to Amazon and purchased a book, the associate received a commission.

When visitors click those ads, the third-party site gets a share in the revenues.

Click Heatmaps - showing where the visitors click on the page, results in the most "traditional" web heatmap.

They use text content on their websites that encourages visitors to click on advertisements.

Many websites get paid when visitors click on the ads that firms such as Google, Yahoo and others use to populate their pages.

But in early 2001, the company began instead charging companies 11 to 20 cents each time a visitor clicked over to the merchant's site.

Finally, Joel on Software has enough old content that many new visitors stay a while and click around.