[pdftex] Sorry, I already solved it

[CGvanderLaan at hetnet.nl]

\def\annotation#1#2#3{%#1*#2=box size width*height,
                     %#3 annotation string
\pdfannot width #1 height #2 {/Subtype/Text
  /Open true                 %Open in  .pdf
  /T (cgl)                   %Titel
  /C [0 0 .9]                %Colour
  /Contents (#3)             %Annotation text
  }
}

abcd\annotation{6cm}{2cm}{Dit is een annotatie.}efgh
\bye
Best wishes---Kees---
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