Google Instant screen grab
Media playback is unsupported on your device
Video

Google Instant: Revamp of search?

Google has launched a system which enables web links to appear and refresh as soon as characters are typed into the search box on its home page.

The search giant's Marissa Mayer demonstrated Instant at a press launch in California.

BBC Technology Correspondent Rory Cellan-Jones says the new method represents a significant change.

Google footage was provided via webcast

Go to next video: Full flash video on phones