Improve script page parameters

See merge request !1737
6 jobs for master in 0 seconds
Status Job ID Name Coverage
  External
failed ERP5.CodingStyleTest-Master

01:46:28

passed ERP5.PerformanceTest-Master

00:25:42

failed ERP5.UnitTest-Master

02:03:50

failed ERP5.UnitTest-Master.Medusa

02:10:34

passed SlapOS.Eggs.UnitTest-Master.Python2

00:13:53

passed SlapOS.Eggs.UnitTest-Master.Python3

00:19:22