fixes #3916
add gif instead of three dots

git-svn-id: svn://develop.studip.de/studip/trunk@28184 c5b85792-5220-0410-ad23-ed5b6b8ad999
fixes #3916
add gif instead of three dots (also in js)

git-svn-id: svn://develop.studip.de/studip/trunk@28185 c5b85792-5220-0410-ad23-ed5b6b8ad999