title: Showing dialog boxes with four buttons
body: <p>hy ! i am using dialog im my option . i want four button in that dialog box . i have added three buttons one is<br>
  <strong>myDialog.setPositiveButton("Delete", new DialogInterface.OnClickListener()</strong> 
  2nd is<br>
  <strong>myDialog.setNegativeButton("Cancel", new DialogInterface.OnClickListener()</strong> 
  and the 3rd one is  <strong>myDialog.setNeutralButton("Add", new DialogInterface.OnClickListener()</strong> but im unable to add 4th one as i tried one more setPositiveButton but its showing only one .how i can add 4th one plz give me hint.</p>
  
  <p>thank you. </p>