'I'd generally advise against any AJAX stuff in forms, b...'

From the comments on 'Good Practice in Implementing HTML Forms'

Stuart Brown wrote:

I'd generally advise against any AJAX stuff in forms, but I must confess I've been impressed once or twice with those forms that check username availability before submission.

@Pete - Can't say I'm a regular user of the fieldset/legend elements, but (for longer forms especially) they could be useful for grouping elements, stylistically at least.

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