Action: See Difference Select Background Set Selection To: all Copy Set Selection To: none Duplicate first document Flatten Image Convert Mode To: RGB color mode Paste Anti-alias: none Make layer Using: layer Name: “JRR -> all merged” Merge Visible With Duplicate Select backward layer Without Make Visible Hide current layer Hide layer “JRR -> all merged” Make layer Using: layer Name: “JRR -> others merged” Merge Visible With Duplicate Select layer “JRR -> all merged” Without Make Visible Show current layer Set current layer To: layer Name: “JRR -> difference mask offset -.5” Duplicate current layer Name: “JRR -> difference mask offset +.5” 2 Select layer “JRR -> difference mask offset -.5” Without Make Visible Apply Image With: calculation Source: RGB channel of layer “JRR -> others merged” Calculation: subtract Scale: 2 Offset: 127 Select layer “JRR -> difference mask offset +.5” Without Make Visible Apply Image With: calculation Source: RGB channel of layer “JRR -> others merged” Calculation: subtract Scale: 2 Offset: 128 Set current layer To: layer Opacity: 50% Merge Layers Select layer “JRR -> others merged” Without Make Visible Delete current layer Select layer “JRR -> difference mask offset -.5” Without Make Visible Set current layer To: layer Name: “Differences” Select layer “Layer 1” Set current layer To: layer Name: “Original”