Only check for rich text if setting is enabled

index.php

@@ -1141,6 +1141,8 @@ function print_add_ticket()
 
                         <?php
                     } // End ELSE submit_notice
+
+                    if ($modsForHesk_settings['rich_text_for_tickets_for_customers']):
                         ?>
                         <script>
                             function validateRichText() {
@@ -1157,6 +1159,13 @@ function print_add_ticket()
                                 return true;
                             }
                         </script>
+                    <?php else: ?>
+                        <script>
+                            function validateRichText() {
+                                return true;
+                            }
+                        </script>
+                    <?php endif; ?>
 
                     <!-- Do not delete or modify the code below, it is used to detect simple SPAM bots -->
                     <input type="hidden" name="hx" value="3"/><input type="hidden" name="hy" value=""/>