Lessons learned: Javascript, PHP, CSS, etc...

If you are developing a website, you may find helpful some of the code and concepts contained herein. Feel free to copy any all that is here. Use the below links, or browse all the files and folders.

About PHP Sessions

Understanding how & when they are created and maintained

Cross-Browser Form Element Borders

Like gmail, but xhtml strict

Make a pile with Z-Index

HTML layers, an example from w3.org

Simple Verification - PHP Captcha Login Form

The war on spam rages. Are you bot or human?

Read more on form verification

Related battle front. Hey bot, try this?