title: find() element based on id starting with... and css property
body: <p>How do I select a descendant of an element based on:</p>
  
  <ul>
  <li>its <code>id</code> <strong>starting</strong> with: foo; and</li>
  <li>its css <code>visibility</code> set to visible?</li>
  </ul>
  
  <p><code>$('#parentEle')find('id^=foo:visible').css({...});</code> ?</p>