or alert</a>), 
    or perhaps you don't need a layout at all (the Activity will be invisible 
    to the user unless you specify some kind of layout for it to use).</p>
  </div>
  </div>
    
    <p>Open the <code>notepad_list.xml</code> file in <code>res/layout</code>
and 
    take a look at it. (You may have to
    hit the <em>xml</em> tab, at the bottom, in order to view the XML markup.)</p>
     
    <p>This is a mostly-empty layout definition file. Here are some
    things you should know about a layo