Free Hero Mesh

      if(replay_mark>replay_pos) replay_mark--;
      return 0;
    case '^+': // Insert moves
      if(solution_replay) return 0;
      inputs_count=0;
      inserting^=1;
      return 0;
    case '^D': // Delete all moves forward
      inputs_count=0;
      if(solution_replay) {
        screen_message("You cannot delete moves during the solution replay");
        return -3;
      }
      if(replay_pos==replay_count) return 0;
      replay_count=replay_pos;
      if(replay_mark>replay_pos) replay_mark=replay_pos;
      return 0;
    case '^E': // Edit
      return main_options['r']?1:-2;
    case '^I': // Toggle inventory display
      side_mode^=1;
      return prev;
    case '^L': // List levels
      return list_levels();