webview searchbar appear after a link to the same page

My application has a webview without any searchtool, like a fullscreen mode. When i clik on a link, the search bar with the address of the site appear. How can i hide it ? I would like to contin开发者_开发知识库ue in fullscreen mode.

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I finaly found something interesting here :

http://developer.android.com/guide/webapps/webview.html

in the section "handling page navigation"

I'll make some tests.