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my ($inner,$nodeloc,$title,$htmltitle)=@_;

...
               $view ? (displaytype => $view) : () 
           }
       );

my ($user_spec, $text, $linktype, $idonly, $create) = @_;
# $user_spec => a $USER object, a users id, or a users name
...

# Return the link/or ID of the scratchpad
return $idonly ? $pad_id : linkNode($pad_id, $text, $linktype);

my ($inner)=@_;

...
                   $display ? { displaytype => $display } : ()
          )
       ;