1.First you have to going to http://www.quakelive.com
register as a member,submit your personnel details include email address and go to your register email to verify the email address by click the link or enter the verification code.
2.You have to download a Quake Live plugin for web browser and running the installer,then restart the web browser.
3.You must go through a ‘training mode’ game before take part of the quake live game to make sure you are familiar all the setting.
4.After completed 10 minutes game ,then you can start playing quake live game.
Enjoy the game.