%SCRIPTURL%
OR %SCRIPTURL{"script"}%
%SCRIPTURL%
returns the base URL of scripts - expands to http://wetherby.me/wiki/bin
http://wetherby.me/wiki/bin/script
%SCRIPTURL{"viewauth"}%/%WEB%/%TOPIC%
which expands to http://wetherby.me/wiki/bin/viewauth/System/VarSCRIPTURL
%SCRIPTURLPATH{"script"}%
instead, as it works with URL rewriting much better
edit
script should always be used in conjunction with ?t=%GMTIME{"$epoch"}%
to ensure pages about to be edited are not cached in the browser