A PHP Error was encountered

Severity: Notice

Message: Undefined index: collapse

Filename: gallery/nav.php

Line Number: 127

Backtrace:

File: /home/richardn/domains/richardniewerth.com/public_html/application/views/gallery/nav.php
Line: 127
Function: _error_handler

File: /home/richardn/domains/richardniewerth.com/public_html/application/controllers/Gallery.php
Line: 104
Function: view

File: /home/richardn/domains/richardniewerth.com/public_html/index.php
Line: 315
Function: require_once