diff --git a/cross/play.php b/cross/play.php
index 5554d8b..e7ff574 100644
--- a/cross/play.php
+++ b/cross/play.php
@@ -1135,9 +1135,6 @@ function game_cross_show_welcome1() {
 }
 
 function game_cross_show_legends( $cross) {
-    //echo '<td>';
-
     ShowLegend( $cross->mlegendh,  get_string( 'cross_across', 'game'));
     ShowLegend( $cross->mlegendv, get_string( 'cross_down', 'game'));
-    //echo '</td>';
 }
diff --git a/millionaire/play.php b/millionaire/play.php
index 562b69e..e202f96 100644
--- a/millionaire/play.php
+++ b/millionaire/play.php
@@ -16,11 +16,13 @@
 
 /**
  * This file plays the game millionaire
- * 
+ *
  * @author  bdaloukas
  * @package game
  **/
 
+defined('MOODLE_INTERNAL') || die();
+
 function game_millionaire_continue( $id, $game, $attempt, $millionaire, $context) {
     // User must select quiz or question as a source module.
     if (($game->quizid == 0) and ($game->questioncategoryid == 0)) {
@@ -134,7 +136,7 @@ function game_millionaire_showgrid( $game, $millionaire, $id, $query, $aanswer,
         $gif = "5050";
         $disabled = "";
     }
-	$src = game_pix_url($dirgif.$gif, 'mod_game');
+    $src = game_pix_url($dirgif.$gif, 'mod_game');
     echo '<input type="image" '.$disabled.' name="Help5050" id="Help5050" Title="50 50" src="'.$src.'" alt="" border="0">&nbsp;';
 
     if ($state & 2) {
@@ -235,8 +237,9 @@ function game_millionaire_showgrid( $game, $millionaire, $id, $query, $aanswer,
 
     $bfirst = true;
     $letters = get_string( 'millionaire_lettersall', 'game');
-    if( ($letters == '') or ($letters == '-'))
+    if (($letters == '') or ($letters == '-')) {
         $letters = get_string( 'lettersall', 'game');
+    }
     for ($i = 1; $i <= count( $aanswer); $i++) {
         $name = "btAnswer".$i;
         $s = game_substr( $letters, $i - 1, 1);
@@ -466,7 +469,7 @@ function game_millionaire_loadquestions( $game, $millionaire, &$query, &$aanswer
     }
 }
 
-// Flag 1:5050, 2:telephone 4:people.
+// Flag 1 is 5050, 2 is telephone 4 is people.
 function game_millionaire_setstate( &$millionaire, $mask) {
     global $DB;