#4237 small improvement

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33317 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#4237 small improvement

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@33319 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e