function plot_Correction( hMainFig, hPlotAxes, PARA )

% IF PARA = 'SSJT' use 'SSTP' to get the samples
% ----------------------------------------------
SAMPLE = PARA;
if strcmp( SAMPLE, 'SSJT')
  SAMPLE = 'SSTP';
end

% Reinitialise plot 1 and 3
% -------------------------
erase_Line( hPlotAxes, 1 );
erase_Line( hPlotAxes, 2 );
erase_Line( hPlotAxes, 3 );

% Get tsg application data
% ------------------------
tsg = getappdata( hMainFig, 'tsg_data');

% Get the code for VALUE_CHANGED
% ------------------------------
VALUE_CHANGED = get(tsg.qc.hash, 'VALUE_CHANGED', 'code');

% **************************** AXE 1 ***********************************
% Plot the samples
% ----------------
if ~isempty( tsg.([SAMPLE '_EXT']) )
  
  % Plot bucket samples
  % -------------------
  ind   = 1: length( tsg.([SAMPLE '_EXT_TYPE']));
  indWS = strmatch( 'WS', tsg.([SAMPLE '_EXT_TYPE']), 'exact');
  if ~isempty(indWS)
    plot_Tsg( hMainFig, hPlotAxes, 1, tsg.DAYD_EXT(indWS),...
              tsg.EXT_DIF(indWS), tsg.([SAMPLE '_EXT_QC'])(indWS),...
              [PARA '_WS'],'','none','square',5);
  end
  
  % Plot other (external) samples
  % -----------------------------
  indEXT = setxor(ind, indWS);
  if ~isempty(indEXT)
    plot_Tsg( hMainFig, hPlotAxes, 1, tsg.DAYD_EXT(indEXT),...
              tsg.EXT_DIF(indEXT), tsg.([SAMPLE '_EXT_QC'])(indEXT),...
              [PARA '_EXT'],'','none','o',5);
  end
end

% Select the records CORRECTED 
% Records corrected have an error value
% -------------------------------------------
iERR = find( isnan(tsg.([PARA '_ADJUSTED_ERROR'])) == 0);

% Plot the difference tsg.SSPS_ADJUSTED-tsg.SSPS on axe 1
% but only for records that were corrected using Water Sample
% and but not corrected with the calibration coefficients.
% -----------------------------------------------------------
if iERR ~= 0
  plot_Tsg( hMainFig, hPlotAxes, 1,...
            tsg.DAYD(iERR),...
            tsg.([PARA '_ADJUSTED'])(iERR)-tsg.(PARA)(iERR),...
            [], [PARA '_ADJUSTED'],'b','none','.',1);
end

% **************************** AXE 2 ***********************************

% Plot SSPS, SSJT, SSTP and SAMPLE, with code color, on axe 2
% -----------------------------------------------------------
plot_Tsg( hMainFig, hPlotAxes, 2, tsg.DAYD, tsg.(PARA), tsg.([PARA '_QC']),...
          PARA,'','none','*',2);
        
if ~isempty( tsg.([SAMPLE '_EXT']) )
  ind   = 1: length( tsg.([SAMPLE '_EXT_TYPE']));
  indWS = strmatch( 'WS', tsg.([SAMPLE '_EXT_TYPE']), 'exact');
  if ~isempty(indWS)
    plot_Tsg( hMainFig, hPlotAxes, 2, tsg.DAYD_EXT(indWS),...
              tsg.([SAMPLE '_EXT'])(indWS), tsg.([SAMPLE '_EXT_QC'])(indWS),...
              [PARA '_WS'],'','none','square',5);
  end
  indEXT = setxor(ind, indWS);
  if ~isempty(indEXT)
    plot_Tsg( hMainFig, hPlotAxes, 2, tsg.DAYD_EXT(indEXT),...
              tsg.([SAMPLE '_EXT'])(indEXT), tsg.([SAMPLE '_EXT_QC'])(indEXT),...
              [PARA '_EXT'],'','none','o',5);
  end
end

% **************************** AXE 3 ***********************************

% Plot SSPS, with no code, on axe3
% --------------------------------
plot_Tsg( hMainFig, hPlotAxes, 3, tsg.DAYD, tsg.([PARA '_ADJUSTED']), [],...
            [PARA '_ADJUSTED'],'r','none','*',2);
          
plot_Tsg( hMainFig, hPlotAxes, 3, tsg.DAYD, tsg.(PARA),...
          [],PARA,'k','none','*',2);

% Plot TSG_ADJUSTED + ERROR on axe 3
% -----------------------------------
if iERR ~= 0
  plot_Tsg( hMainFig, hPlotAxes, 3, tsg.DAYD(iERR),...
          tsg.([PARA '_ADJUSTED'])(iERR) + tsg.([PARA '_ADJUSTED_ERROR'])(iERR),...
          [], [PARA '_ADJUSTED'],'g','none','*',2);
  plot_Tsg( hMainFig, hPlotAxes, 3, tsg.DAYD(iERR),...
          tsg.([PARA '_ADJUSTED'])(iERR) - tsg.([PARA '_ADJUSTED_ERROR'])(iERR),...
          [], [PARA '_ADJUSTED'],'g','none','*',2);
end

end