How to add a linkable text in Dialog

It's a example to add a linkable text in a dialog, using Linkify.

 private void openOptionsMySiteDialog()
{

final SpannableString stMyWeb = new SpannableString("http://android-er.blogspot.com/");
   Linkify.addLinks(stMyWeb, Linkify.ALL);
 
   final AlertDialog aboutDialog = new AlertDialog.Builder(MyActivity.this)
      .setMessage(stMyWeb)
.setPositiveButton("OK", new DialogInterface.OnClickListener() {

 @Override
 public void onClick(DialogInterface dialog, int which) {
  // TODO Auto-generated method stub
  }})
      .create();

   aboutDialog.show();

((TextView)aboutDialog.findViewById(android.R.id.message))
 .setMovementMethod(LinkMovementMethod.getInstance());

}