*** lib/TWiki/UI/RDiff.pm.orig	Fri Feb 11 16:47:00 2005
--- lib/TWiki/UI/RDiff.pm	Fri Feb 11 16:48:58 2005
***************
*** 380,386 ****
  
    $renderStyle = "sequential" if ( ! $renderStyle );
    $diffType = "history" if ( ! $diffType );
!   $contextLines = 3 if ( ! $contextLines );
  
    return unless TWiki::UI::webExists( $webName, $topic );
  
--- 380,386 ----
  
    $renderStyle = "sequential" if ( ! $renderStyle );
    $diffType = "history" if ( ! $diffType );
!   $contextLines = 3 unless ( defined $contextLines );
  
    return unless TWiki::UI::webExists( $webName, $topic );