- // calculate CSS font-size
- // find the $value in excess of $min_qty
- // multiply by the font-size increment ($size)
- // and add the $min_size set above
+ // calculate CSS font-size
+ // find the $value in excess of $min_qty
+ // multiply by the font-size increment ($size)
+ // and add the $min_size set above
- $output = substr($output, 0, strlen($output)-2);
- print $output;
+ if($output != "") {
+ $output = substr($output, 0, strlen($output)-2);
+ return $output;
+ }
+ else {
+ return "no tags selected";
+ }