new AlertDialog.Builder(this)

            .setTitle("Title")

            .setMessage("Message")

            .setPositiveButton("OK",new DialogInterface.OnClickListener(){

                public void onClick(DialogInterface dialog, int which) {

                    // continue

                }

            })

            .setNegativeButton("Cancel", new DialogInterface.OnClickListener(){

                public void onClick(DialogInterface dialog, int which){

                    // do nothing

                }

            })

            .setIcon(android.R.drawable.ic_dialog_alert)

            .show();