title: Stringify timestamp object
body: <p>How can i <code>JSON.stringify</code> the following data-structure?</p>
  
  <pre><code>var Records = {
      1357775376232: {
          pageX: 0,
          pageY: 0,
          scrollLeft: 0,
          scrollTop: 0,
          target: #document,
          type: null,
          value: undefined
      },
      1357775376243: {
          pageX: 69,
          pageY: 10,
          scrollLeft: 0,
          scrollTop: 0,
          target: &lt;a&gt;,
          type: "click",
          value: ""
      }
      // ...etc...
  };
  </code></pre>