Validate Email Form with Jquery

This jQuery script will validate your email forms for you. If emails are not valid, it will add text saying that the email is invalid after your input. It will also change the label to be red, and prevent the form from submitting (return false)

Check out the code here:
http://jsfiddle.net/enterharry/YFGRg/

<iframe style="width: 100%; height: 300px" src="http://jsfiddle.net/enterharry/YFGRg/embedded/" allowfullscreen="allowfullscreen" frameborder="0"></iframe>