Installation won't be done in BV, however you can use BV for the forms the script uses, no html knowledge is needed.

Here are video tutorials I have for this script, you can download them here
http://watdaflip.net/tutorial/user_login_script.php

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Register/Login Script
Do you use a Password Protected Directory? Need a way to allow users to make their own account, try my .htaccess Login Script