Creating a form? Want to add validation feature to your form fields? Looking for a jQuery validation plugin? Try Ketchup, a jQuery plugin for validating user inputs. Ketchup is very flexible and extendable for its appearance and functionality. You can easily change the styling and markup. You can even add your own validation rules.
By default Ketchup plugin comes with most common validations. For example: required, minlength(min), maxlength(max), rangelength, number, digits, email, URL, date etc. But you can easily add your own validations and custom error messages. With Ketchup you can also add combinations of validations. For example, a form field can be both required and must have a length between min and max. Try it today!
More Info: http://demos.usejquery.com/ketchup-plugin/