On Oct 4, 5:20 pm, kstubs <[EMAIL PROTECTED]> wrote:
> So how do you tell if you've already registered an event to be

It's a good idea to keep track of them : )
If you are working in an unknown environment and absolutely need to
know if an element is "observed" by prototype:

  isObserved: function(element){
    return ('_prototypeEventID' in $(element));

> observed?  Also, what is the penalty for not issuing a stop observe?

Usually, increased memory usage (and probably some run time processing

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