title: how to select multiple radio buttons with different names with one label?
body: <p>how to select multiple radio buttons with different names with one label?</p>
  
  <p>here's a simple example of what i'm trying to achieve...</p>
  
  <pre><code>&lt;input id="1A" type="radio" name="first" value="A"&gt;firstA&lt;br&gt;
  &lt;input id="1B" type="radio" name="first" value="B"&gt;firstB&lt;br&gt;
  &lt;input id="2A" type="radio" name="second"&gt;secondA&lt;br&gt;
  &lt;input id="2B" type="radio" name="second"&gt;secondB&lt;br&gt;
  &lt;input id="3A" type="radio" name="third"&gt;thirdA&lt;br&gt;
  &lt;input id="3B" type="radio" name="third"&gt;thirdB&lt;br&gt;
  &lt;label for="1A"&gt;
      &lt;label for="2B"&gt;
          &lt;label for="3A"&gt;
              &lt;div&gt;1A / 2B / 3A&lt;/div&gt;
          &lt;/label&gt;
      &lt;/label&gt;
  &lt;/label&gt;
  </code></pre>
  
  <p>so when i click the "1A / 2B / 3A" i want it to select make a select 3 radio buttons (firstA, secondB, thirdA), any ideas?</p>