$options = array(-1 => get_string('default', 'grades'),
GRADE_DISPLAY_TYPE_REAL => get_string('real', 'grades'),
GRADE_DISPLAY_TYPE_PERCENTAGE => get_string('percentage', 'grades'),
- GRADE_DISPLAY_TYPE_LETTER => get_string('letter', 'grades'));
+ GRADE_DISPLAY_TYPE_LETTER => get_string('letter', 'grades'),
+ GRADE_DISPLAY_TYPE_REAL_PERCENTAGE => get_string('realpercentage', 'grades'),
+ GRADE_DISPLAY_TYPE_REAL_LETTER => get_string('realletter', 'grades'),
+ GRADE_DISPLAY_TYPE_LETTER_REAL => get_string('letterreal', 'grades'),
+ GRADE_DISPLAY_TYPE_LETTER_PERCENTAGE => get_string('letterpercentage', 'grades'),
+ GRADE_DISPLAY_TYPE_PERCENTAGE_LETTER => get_string('percentageletter', 'grades'),
+ GRADE_DISPLAY_TYPE_PERCENTAGE_REAL => get_string('percentagereal', 'grades'));
+ asort($options);
+
$default_gradedisplaytype = $CFG->grade_displaytype;
foreach ($options as $key=>$option) {
if ($key == $default_gradedisplaytype) {