jQuery plugin: Validation
jQuery plugin: Validation 1.6
jQuery plugin: Validation 1.6
Free online form builder
Simple Ajax-Style Email Form Validation.
JS AFv - automatic form validation
Very useful contact form for you website.
Easy to use JavaScript form validation script
JavaScript Editor spices up your web pages.
The spell checker component for JavaScript.
do sharepoint form validation to an item.
JS Auto Form Validator-Validation Component