Useful links

JavaScript tutorial
https://developer.mozilla.org/en-US/docs/JavaScript/Introduction_to_Object-Oriented_JavaScript

Free SEO tools
http://tools.seobook.com/#premiumw

www.freeseoanalysis.org

PHP tutorial
http://coredogs.com/lesson/php-outputs-html

http://net.tutsplus.com/tutorials/php/how-to-create-a-phpmysql-powered-forum-from-scratch/