More little robustness things
authormoodler <moodler>
Wed, 1 Jan 2003 08:21:19 +0000 (08:21 +0000)
committermoodler <moodler>
Wed, 1 Jan 2003 08:21:19 +0000 (08:21 +0000)
commit1c0200e07483022a208ff2be79d0921cc3693284
tree4b018b835d142dbdc7cc127c9ccf683f351a7a5d
parentdb70b54b62e137838925d4c8b6a81acad52f7a00
More little robustness things
admin/lang.php
course/lib.php
course/teacher.php