% \nopdfcompression

\setupinteraction
  [state=start]

\setupfield
  [ShortLine]
  [label,frame,horizontal]
  [height=24pt,framecolor=green]
  [height=24pt]
  [height=24pt,style=sstf]

\definefield [Email] [line] [ShortLine] [] [pragma@wxs.nl]

% \enabletrackers[backend.objects,backend.detail]

\starttext
    \startTEXpage[offset=1ex]
        \switchtobodyfont[16pt]\field [Email] [E-Mail:] \page
        \switchtobodyfont[16pt]\field [Email] [E-Mail:]
    \stopTEXpage
\stoptext
