This is a great idea. It looks like there are at least two plugins already that claim to validate the new HTML5 attributes: [html5-form][1] and [h5Validate][2]

This is a great idea. It looks like there are at least two plugins already that claim to validate the new HTML5 attributes: [html5-form][1] and [h5Validate][2] [1]: http://www.matiasmancini.com.ar/jquery-plugin-ajax-form-validation-html5.html http://www.matiasmancini.com.ar/jquery-plugin-ajax-form-vali... [2]: http://ericleads.com/h5validate/ http://ericleads.com/h5validate/