title: Android: how to create app Help Dialog for first run
body: <p>I'm looking possibility to create transparent Help Dialog for app first run (when Android runs at first):
  Help Dialog in Android: 
  <a href="http://i.stack.imgur.com/pF1fK.png" rel="nofollow">example</a></p>
  
  <p>Are some standard Android APIs for that purpose?</p>
  
  <p>If no, can I use custom Alert Dialog?</p>
  
  <p>Thank You in advance.</p>