对象未传递给jQuery Dialog OnSubmit处理程序

I have the following HTML:

我有以下HTML:

<div id="referenceResolverDialog" title="Resolve IDs">
    <p>Please fill in a comma separated list of IDs.</p>
    <form>
        <fieldset>
            <textarea name="referenceResolverTextArea" id="referenceResolverTextArea" rows="6" cols="54"></textarea>
        </fieldset>
    </form>
</div>
<div i