Mootools FormCheck Indicates Errors on Forms

FormCheck is a Mootools plugin that allows to performs different tests on forms and indicates errors. It works with input (text, radio, checkbox) fields, textarea and select boxes. You just need to add a specific class to each fields you want to check. You can perform check during the datas entry or on the submit action, shows errors as tips or in a div before or after the field, show errors one by one or all together, show a list of all errors at the top of the form, localize error messages, add new regex check and etc…

Requirements: Mootools framework
Demo: http://mootools.floor.ch/en/labs/formcheck/forum-registration/index.htm
License: MIT License