Jacmob
Created page with "{{documentation}} {{Helper module|name=Mainonly |fname1=_main(arg) |ftype1=Any value |fuse1=If the module is invoked in the content namespace, it will return arg, otherwise, it will return an empty string |fname2=on_main() |ftype2=N/A |fuse2=Returns true if invoked in the content namespace, otherwise false }}"