win=`xsel`
D=`xdrag`
X0=`echo "$D" | head -n1 | sed 's/[^ ]* //; s/ .*//;'`
Y0=`echo "$D" | head -n1 | sed 's/.* //;'`
X1=`echo "$D" | tail -n1 | sed 's/[^ ]* //; s/ .*//;'`
Y1=`echo "$D" | tail -n1 | sed 's/.* //;'`

W=$(($X1 - $X0))
H=$(($Y1 - $Y0))

xsetgeom $win $X0 $Y0 $W $H