title: Make grails conditionally select an item in a combo box
body: <pre><code>&lt;g:select name="division.id"
      from="${divisionInstance}"
      value="${name}" 
      optionKey="id"
      optionValue="${{"${it}"}}"
      noSelection="['':'Please select']"
      required="" /&gt;
  </code></pre>
  
  <p>What I want to happen, if </p>
  
  <pre><code>divisionInstance.id == personInstance.divisionId 
  </code></pre>
  
  <p>then select that item</p>