\starttext

    \placefigure
      [left]
      {}
      {\framed[height=1cm,width=2cm]{}} \input tufte

    \doifelsesidefloat
        {\dontleavehmode{\bf OKAY}: HERE}
        {\inmargin{OKAY} HERE}

    \placefigure
      [left]
      {}
      {\framed[height=10cm,width=2cm]{}} \input tufte

    \doifelsesidefloat
        {\dontleavehmode{\bf OKAY}: HERE}
        {\inmargin{OKAY} HERE}

\stoptext
