title: How to create a semi-transparent instruction page in Android?
body: <p>I am new to Android and trying to work on this problem for last 2 days but could find a solution. Any help will be highly appreciated. How to create a semi-transparent page for instruction as used by an App Calorie Counter in Android Market?</p>
  
  <p><img src="https://i.stack.imgur.com/vQSj0.png" alt="Instruction page in Android"> </p>