A PHP Error was encountered

Severity: Notice

Message: Undefined variable: browser

Filename: libraries/Visitor.php

Line Number: 51

Backtrace:

File: /home/skypher/public_html/application/libraries/Visitor.php
Line: 51
Function: _error_handler

File: /home/skypher/public_html/application/controllers/Home.php
Line: 14
Function: save

File: /home/skypher/public_html/index.php
Line: 315
Function: require_once