testing click event source element

HTML

<div>
    <button><a href="https://img.skitch.com/20110912-1m2qj31m7sxmh46uheef63gutu.gif">test</a></button>
</div>

JavaScript

$(document).ready(function() {
    $("button").live("click", function(event) {
       $("body").append(event.currentTarget.tagName);                event.preventDefault();
       console.log(event);
    });
});