This function sets a particular style for an element based on it's class

This function is quite useful in accessing the query string, host, path and filename obtained from an url. See detailed discussion in A javascript class for retrieving query string

This is the prototype for adding property getter and setter for any Javascript class. The construction and usage of the getter and setter methods allows the "chainability" of methods in one line. Detail discussion can be found inOne line properties setter and getter for Javascript class

This is my MySQL database class that I use for all of my sites. Some included features are:
- Get execution time
- Error reporting (screen and email)
- SQL stats

A very simple error class that can be pretty handy.

This is a simple credit card validation class that you can check for most issues before you process you form through paypal, authorize.net, or anywhere else. This also uses my Simple Error Class, the error class is required for this.

This is an authorize.net credit card processing class. Required elements are:
- Authorize.net account (live and/or sandbox)
- PHP w/ CURL installed
- SSL certificate installed on server
- My Simple Error Class

And use my Easy Credit Card Class as a pre-processor to this class.

For more information on authorize.net just go to their website and download their developers information.

Simple set of functions for capturing and manipulating the className member of an HTMLElement

Ok, so I was getting frustrated with the inability to hide data in javascript, as well as a number of other concerns with existing class structures (the requirement to use this.constructor in lieu of self, for example).

As a result, I've thrown together a nice little class constructor that accepts a class definition, as well as a class extender that allows you to build a new class from an existing one, with full access to all that private stuff.

Database Class to select/add/update/delete and create dataset