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Specification: http://www.whatwg.org/specs/web-apps/current-work/multipage/forms.html Multipage: http://www.whatwg.org/C#the-required-attribute Complete: http://www.whatwg.org/c#the-required-attribute Referrer: http://www.whatwg.org/specs/web-apps/current-work/multipage/association-of-controls-and-forms.html Comment: how to change custom message Posted from: 206.80.1.253 User agent: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/30.0.1599.47 Safari/537.36
Use setCustomValidity(). Does that answer your question?