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Instant form validate

What

Instant form validation with a XMLHTTPRequest.

Update 31-12-2005
- Added caps-lock detection for the password fields.
- Disabled pasting to the password fields (only for IE)

Example

The following example demonstrates how it can be used to help people when registering for a website.
Just try some names. For example enter erik and you will see it is already in use.
Validation will take place as soon as you focus on the password field.
23-11-2005: added a check button as an extra

Complete the following form to register

Name: enter your name check
Password:
Retype password:

The source

the javascript file
the php source