<p>Counter: <%= @counter %></p>
<ul>
<li><%= a('up') %>Up</a></li>
<li><%= a('down') %>Down</a></li>
<li><%= form('set') %>
<input type="text" name="num" value="<%= @counter %>"/>
<input type="submit" value="Enter" />
</form>
</li>
</ul>
