+my $change_from = $opt{'change_from'} || 0;
+my $style = '';
+if ( $supplemental or $change_from ) {
+ $style = 'border-left-width: '.($supplemental + $change_from)*30 . 'px; '.
+ 'border-color: ';
+ if ( $supplemental ) {
+ $style .= '#bbbbff';
+ } elsif ( $change_from ) {
+ $style .= '#bbffbb';
+ }
+ $style = qq!STYLE="$style"!;
+}