[:!let filter_available 1]
<form action="#" name="yui-classopts-form" method="get" id="yui-classopts-form">
  <fieldset>
    <legend>Filters</legend>
    <span class="classopts"><input type="checkbox" name="show_missing" id="show_missing" checked="checked" > <label for="show_missing">Show missing</label></span>
    <span class="classopts"><input type="checkbox" name="show_mismatch" id="show_mismatch" checked="checked"> <label for="show_mismatch">Show mismatch</label></span>
    <span class="classopts"><input type="checkbox" name="show_extra" id="show_extra" checked="checked"> <label for="show_extra">Show extra</label></span>
    <span class="classopts"><input type="checkbox" name="show_protected" id="show_protected"/> <label for="show_protected">Show protected</label></span>
    <span class="classopts"><input type="checkbox" name="show_deprecated" id="show_deprecated"/> <label for="show_deprecated">Show deprecated</label></span>
  </fieldset>
</form>