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   sub param {
       my $key = shift;
...
           ? $value 
           : '';
   }

   sub get_defined_param {
...
           ? $value
           : '';
   }

    my $title     =  get_defined_param('title');
    my $request   =  get_defined_param('request');
...
    my $gamename  =  get_defined_param('gamename');
    my $gamedesc  =  get_defined_param('gamedesc');
    my $counter   =  get_defined_param('counter');