>>first solution here ? http://www.the-art-of-web.com/javascript/doublesubmit/
>
>Putting it at the form tag seems to be better as this is higher in the chain and I would not have to deal with it at each button.
>
>I however need to add support to enable back the button if there is a validation message or if their is a message before proceeding and the user cancels.
>
>Thanks

I'm not much of a javascript man, but can't you reenable it in : function ButtonOperation(toButton,tcUrl,tcMessage) ?