title: how to display the vertical navigation in magento
body: <p>I am samiuddin. Few days back I started learning magento. I installed magento with sample data. I want to dispaly the categories on left side vertical navigation.</p>
  
  <p>So I installed a vertical navigation extension from magento connect, but it is not displaying in the  frontend.</p>
  
  <p>Please guide me.</p>
  
  <p>Thanks and regards</p>
  
  <p>MD.Samiuddin</p>