javascript - How to show/hide div tags based on the selection of a radiobutton in a form -

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i'm using 2 radiobuttons('reviewed' , 'not reviewed') in search box filter values in admin.php. there 2 buttons('approved' , 'rejected') in search box has displayed when 'reviewed' clicked , hidden when 'not reviewed' clicked.
below code of search form.

<div class="row">         <?php #echo $form->label($model,'revieweddate'); ?>                      <?php echo $form->radiobuttonlist($model, 'revieweddate',          array('1' => 'reviewed', '' => 'not reviewed')     ); ?>     </div>         <div class="row">                  <?php echo $form->radiobuttonlist($model, 'approved',          array('0' => 'rejected', '1' => 'approved')     ); ?>      </div> <div class="row buttons">         <?php echo chtml::submitbutton('search'); ?>     </div>

how can display second div based on review/not reviewed button of first . within search form.

you need use javascript that, have @ html code generating , hook radio buttons appropiate javascript functions show or display other elements


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