Location: PHPKode > projects > Study planner > splanner_015/doc/credits.txt
Calendar:
I've used parts of the Jax Calendar v1.34, by Jack (tR), www.jtr.de/scripting/php

Date:
dateclass.php originally developed by Steve Powell, hide@address.com

Diagram:
JavaScript Diagram Builder 1.1, by Lutz Tautenhahn

PDF creation:
Developed by Wayne Munro, R&OS Ltd, http://www.ros.co.nz/pdf

Permissions:
permissions.class.php developed by Keith Ganger, hide@address.com

rc4crypt:
Developed by Mukul Sabharwal, http://mjsabby.com

Sessions:
Custom Session Handler Class By Joe Penn, hide@address.com

Shortstat:
Hits statistics by Shaun Inman, http://www.shauninman.com
Gateway file by Keegan Jones, http://www.keeganjones.com

Tables:
table.class.php is based upon TableView by Elliott Edwards (hide@address.com)

Text formatting:
Code for extracting and applying formatting created by Chung Leong and posted on comp.lang.php on 2004-10-28.

Validation:
Javascript form validation (formval.js) by Stephen Poley, http://www.xs4all.nl/~sbpoley/webmatters/
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