Hi,
\def\scrn_attachment_use[#tag][#title][#name][#file]%
{\iffourthargument
\registerattachment[#tag][title=#title,name=#name,file=#file]%
\else\ifthirdargument
\registerattachment[#tag][title=#title,name=#title,file=#name]%
\else\ifsecondargument
\registerattachment[#tag][title=#title,name=#title,file=#title]%
\else
- \registerattachment[#tag][title=#title,name=#tag,file=#tag]%
+ \registerattachment[#tag][title=#tag,name=#tag,file=#tag]%
\fi\fi\fi}
Wolfgang