# swap a window with the main window, ala larswm
if [ "$1" = -s ]; then
    id=`xselect`
else
    id=$WINDOWID
fi
id_file=$HOME/.winid1
old_id=`<$id_file`

if [ -n $old_id ]; then
    geom=`xgetgeom $id`
    if [ -n "$geom" ]; then
        xsetgeom "$old_id" $geom
    fi
fi
xtile -w $id 2/3
echo $id >$id_file