What is google adsense?

What is google adsense ? AdSense is an ads serving program from Google. All website owners can implementing this program to display text, image and video advertisements on their sites with relevanted ad content. Website owners or webmaster can generate revenue on either a per click or per thousand page impressions basis. Google send the relevanted ads with syndication technology to serve ads based on website content, the visitors's geographical location, and other factors. Those wanting to advertise with Google's targeted ad system may sign up through AdWords program.

Currently Google adsense uses JavaScript code to incorporate the advertisements into a participating site. If it is included on a site which has not yet been crawled by the Mediabot, it will temporarily display advertisements for charitable causes known as public service announcements (PSAs). (Note that the Mediabot is a separate crawler from the Googlebot that maintains Google's search index.)

There are 3 kinds adsense ads.

1 Adsence for Content

- Ad unit : publisher can paste the scripts to show both text and image ads or only text ads.
- Link unit : each link unit displays a list of topics that are relevant to your page.

2. Adsense for Search

The publisher can past the google search box scripts for search for www or search inside your website domain.

3. Referals

Google AdSense
Google AdWords
FireFox with Google Toolbar