#$topmargin = 0.60;
#$poleft = 0.4;
$pomiddle = 3.20;
$poright = 5.95;
$lheight = 1;

$row = int($opt{r}) || 1;    # chop off any fractional parts and
$col = int($opt{c}) || 1;

if ($col == 1) {
  $po = $poleft;
} elsif ($col == 2) {
  $po = $pomiddle;
} else {
  $po = $poright;
}
#
$sp = ($topmargin + ($row - 1)*$lheight);