my $res = "<div class='pagecloud'>\n";
foreach my $page (sort keys %counts) {
+ next unless $counts{$page} > 0;
+
my $class = $classes[$counts{$page} * scalar(@classes) / ($max + 1)];
$res .= "<span class=\"$class\">".
htmllink($params{page}, $params{destpage}, $page).