This add-on lets you search the web, using the Google API (http://www.google.com/apis). Some of the features are,
* search results identical to what you get at Google
* enables you to improvise search result display, if you like to
You can see this program in action at, http://www.vjdom.com.
NOTE: You will need to first get your Google API license key (for free!) from http://www.google.com/apis, to use this add-on.