diff --git a/main/auth/course_description.php b/main/auth/course_description.php
index b48beba7ae..272358be40 100644
--- a/main/auth/course_description.php
+++ b/main/auth/course_description.php
@@ -15,12 +15,13 @@
 		INIT SECTION
 ==============================================================================
 */
-	// name of the language file that needs to be included
-	$language_file = array ('course_description');
 
-	require_once '../inc/global.inc.php';
-	require_once api_get_path(LIBRARY_PATH).'course.lib.php';
-	include_once('../inc/reduced_header.inc.php');
+// Name of the language file that needs to be included.
+$language_file = array ('course_description');
+
+require_once '../inc/global.inc.php';
+require_once api_get_path(LIBRARY_PATH).'course.lib.php';
+require_once api_get_path(INCLUDE_PATH).'reduced_header.inc.php' ;
 
 /*
 ==============================================================================
@@ -28,24 +29,20 @@
 ==============================================================================
 */
 
-	function show_course_description() {
-		global $charset;
-
-		// get the name of the database course
-		$database_course = CourseManager::get_name_database_course($_GET['code']);
-		$tbl_course_description = Database::get_course_table(TABLE_COURSE_DESCRIPTION, $database_course);
+function show_course_description() {
 
-		$sql = "SELECT * FROM $tbl_course_description ORDER BY id";
-		$result = Database::query($sql, __FILE__, __LINE__);
-		while ($description = Database::fetch_object($result)) {
-			$descriptions[$description->id] = $description;
-		}
+	// Get the name of the database course.
+	$database_course = CourseManager::get_name_database_course($_GET['code']);
+	$tbl_course_description = Database::get_course_table(TABLE_COURSE_DESCRIPTION, $database_course);
 
-		// function that displays the details of the course description in html
-		$course_description_html = CourseManager::get_details_course_description_html($descriptions, $charset, false);
-		return $course_description_html;
+	$sql = "SELECT * FROM $tbl_course_description ORDER BY id";
+	$result = Database::query($sql, __FILE__, __LINE__);
+	while ($description = Database::fetch_object($result)) {
+		$descriptions[$description->id] = $description;
 	}
 
-	echo show_course_description();
+	// Function that displays the details of the course description in html.
+	return CourseManager::get_details_course_description_html($descriptions, api_get_system_encoding(), false);
+}
 
-?>
\ No newline at end of file
+echo show_course_description();