diff --git a/src/com/jpexs/decompiler/flash/gui/FolderPreviewPanel.java b/src/com/jpexs/decompiler/flash/gui/FolderPreviewPanel.java
index 2da94c0ec..e97f11988 100644
--- a/src/com/jpexs/decompiler/flash/gui/FolderPreviewPanel.java
+++ b/src/com/jpexs/decompiler/flash/gui/FolderPreviewPanel.java
@@ -200,11 +200,22 @@ public class FolderPreviewPanel extends JPanel {
         JLabel l = new JLabel();
         Font f = l.getFont().deriveFont(AffineTransform.getScaleInstance(0.8, 0.8));
         int finish_y = (int) Math.ceil((r.y + r.height) / (float) CELL_HEIGHT);
-        SubstanceSkin skin = SubstanceLookAndFeel.getCurrentSkin();
-        Color color = skin.getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED).getBackgroundFillColor();
-        Color selectedColor = skin.getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.FILL, ComponentState.ROLLOVER_SELECTED).getBackgroundFillColor();
-        Color borderColor = skin.getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.BORDER, ComponentState.ROLLOVER_SELECTED).getUltraDarkColor();
-        Color textColor = skin.getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.FILL, ComponentState.ROLLOVER_SELECTED).getForegroundColor();
+        Color color;
+        Color selectedColor;
+        Color borderColor;
+        Color textColor;
+        if (Configuration.useRibbonInterface.get()) {
+            SubstanceSkin skin = SubstanceLookAndFeel.getCurrentSkin();
+            color = skin.getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED).getBackgroundFillColor();
+            selectedColor = skin.getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.FILL, ComponentState.ROLLOVER_SELECTED).getBackgroundFillColor();
+            borderColor = skin.getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.BORDER, ComponentState.ROLLOVER_SELECTED).getUltraDarkColor();
+            textColor = skin.getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.FILL, ComponentState.ROLLOVER_SELECTED).getForegroundColor();
+        } else {
+            color = new Color(0xd9, 0xe8, 0xfb);
+            selectedColor = new Color(0xfe, 0xca, 0x81);
+            borderColor = Color.BLACK;
+            textColor = Color.BLACK;
+        }
 
         //g.setColor(SubstanceLookAndFeel.getCurrentSkin().getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED));
         for (int y = start_y; y <= finish_y; y++) {
diff --git a/src/com/jpexs/decompiler/flash/gui/HeaderLabel.java b/src/com/jpexs/decompiler/flash/gui/HeaderLabel.java
index 550a8208f..c98c4936d 100644
--- a/src/com/jpexs/decompiler/flash/gui/HeaderLabel.java
+++ b/src/com/jpexs/decompiler/flash/gui/HeaderLabel.java
@@ -16,6 +16,8 @@
  */
 package com.jpexs.decompiler.flash.gui;
 
+import com.jpexs.decompiler.flash.configuration.Configuration;
+import java.awt.Color;
 import java.awt.Graphics;
 import java.awt.geom.GeneralPath;
 import java.util.EnumSet;
@@ -67,26 +69,36 @@ public class HeaderLabel extends JLabel {
 
     @Override
     public void paint(Graphics g) {
-        SubstanceSkin skin = SubstanceLookAndFeel.getCurrentSkin();
-        g.setColor(skin.getColorScheme(DecorationAreaType.HEADER, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED).getBackgroundFillColor());
+        if (Configuration.useRibbonInterface.get()) {
+            SubstanceSkin skin = SubstanceLookAndFeel.getCurrentSkin();
+            g.setColor(skin.getColorScheme(DecorationAreaType.HEADER, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED).getBackgroundFillColor());
+        } else {
+            g.setColor(new Color(217, 232, 251));
+        }
         g.fillRect(0, 0, getWidth(), getHeight());
-        StandardBorderPainter borderPainter = new StandardBorderPainter();
+        if (Configuration.useRibbonInterface.get()) {
+            StandardBorderPainter borderPainter = new StandardBorderPainter();
 
-        Set<SubstanceConstants.Side> straightSides = EnumSet.of(SubstanceConstants.Side.BOTTOM);
-        int dy = 0;
-        float cornerRadius = 5f;
-        int borderThickness = 1;
-        int borderInsets = 0;
-        GeneralPath contourInner = borderPainter.isPaintingInnerContour() ? SubstanceOutlineUtilities.getBaseOutline(getWidth(), getHeight() + dy,
-                cornerRadius - borderThickness, straightSides, borderThickness + borderInsets)
-                : null;
+            Set<SubstanceConstants.Side> straightSides = EnumSet.of(SubstanceConstants.Side.BOTTOM);
+            int dy = 0;
+            float cornerRadius = 5f;
+            int borderThickness = 1;
+            int borderInsets = 0;
+            GeneralPath contourInner = borderPainter.isPaintingInnerContour() ? SubstanceOutlineUtilities.getBaseOutline(getWidth(), getHeight() + dy,
+                    cornerRadius - borderThickness, straightSides, borderThickness + borderInsets)
+                    : null;
 
-        GeneralPath contour = SubstanceOutlineUtilities.getBaseOutline(getWidth(),
-                getHeight() + dy, cornerRadius, straightSides, borderInsets);
+            GeneralPath contour = SubstanceOutlineUtilities.getBaseOutline(getWidth(),
+                    getHeight() + dy, cornerRadius, straightSides, borderInsets);
+
+            SubstanceSkin skin = SubstanceLookAndFeel.getCurrentSkin();
+            borderPainter.paintBorder(g, this, getWidth(), getHeight() + dy,
+                    contour, contourInner, skin.getColorScheme(DecorationAreaType.HEADER, ColorSchemeAssociationKind.BORDER, ComponentState.ENABLED));
+            g.setColor(skin.getColorScheme(DecorationAreaType.HEADER, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED).getForegroundColor());
+        } else {
+            g.setColor(Color.BLACK);
+        }
 
-        borderPainter.paintBorder(g, this, getWidth(), getHeight() + dy,
-                contour, contourInner, skin.getColorScheme(DecorationAreaType.HEADER, ColorSchemeAssociationKind.BORDER, ComponentState.ENABLED));
-        g.setColor(skin.getColorScheme(DecorationAreaType.HEADER, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED).getForegroundColor());
         JLabel lab = new JLabel(getText(), JLabel.CENTER);
         lab.setSize(getSize());
         lab.paint(g);
diff --git a/src/com/jpexs/decompiler/flash/gui/MyRibbonApplicationMenuButtonUI.java b/src/com/jpexs/decompiler/flash/gui/MyRibbonApplicationMenuButtonUI.java
index f21251f59..69b4a6c9c 100644
--- a/src/com/jpexs/decompiler/flash/gui/MyRibbonApplicationMenuButtonUI.java
+++ b/src/com/jpexs/decompiler/flash/gui/MyRibbonApplicationMenuButtonUI.java
@@ -85,22 +85,6 @@ public class MyRibbonApplicationMenuButtonUI extends BasicRibbonApplicationMenuB
                     g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
                     g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
                     SubstanceSkin skin = SubstanceLookAndFeel.getCurrentSkin();
-                    // todo honfika: remove, added only for testing issue #897
-                    if (skin == null) {
-                        throw new Error("skin");
-                    }
-                    if (skin.getColorScheme(DecorationAreaType.SECONDARY_TITLE_PANE, ColorSchemeAssociationKind.HIGHLIGHT, ComponentState.ENABLED) == null) {
-                        throw new Error("skin.getColorScheme(DecorationAreaType.SECONDARY_TITLE_PANE, ColorSchemeAssociationKind.HIGHLIGHT, ComponentState.ENABLED)");
-                    }
-                    if (skin.getColorScheme(DecorationAreaType.SECONDARY_TITLE_PANE, ColorSchemeAssociationKind.HIGHLIGHT, ComponentState.ENABLED).shiftBackground(Color.white, 0.5) == null) {
-                        throw new Error("skin.getColorScheme(DecorationAreaType.SECONDARY_TITLE_PANE, ColorSchemeAssociationKind.HIGHLIGHT, ComponentState.ENABLED).shiftBackground(Color.white, 0.5)");
-                    }
-                    if (skin.getColorScheme(DecorationAreaType.SECONDARY_TITLE_PANE, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED) == null) {
-                        throw new Error("skin.getColorScheme(DecorationAreaType.SECONDARY_TITLE_PANE, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED)");
-                    }
-                    if (skin.getColorScheme(DecorationAreaType.SECONDARY_TITLE_PANE, ColorSchemeAssociationKind.BORDER, ComponentState.ENABLED) == null) {
-                        throw new Error("skin.getColorScheme(DecorationAreaType.SECONDARY_TITLE_PANE, ColorSchemeAssociationKind.BORDER, ComponentState.ENABLED)");
-                    }
                     g2.setPaint(new RadialGradientPaint(getIconWidth() / 2, getIconHeight() / 2, getIconWidth() / 2, new float[]{0.32f, 0.84f, 1f}, new Color[]{
                         skin.getColorScheme(DecorationAreaType.SECONDARY_TITLE_PANE, ColorSchemeAssociationKind.HIGHLIGHT, ComponentState.ENABLED).shiftBackground(Color.white, 0.5).getUltraLightColor(),
                         skin.getColorScheme(DecorationAreaType.SECONDARY_TITLE_PANE, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED).getMidColor(),
diff --git a/src/com/jpexs/decompiler/flash/gui/View.java b/src/com/jpexs/decompiler/flash/gui/View.java
index 305d35b94..3444fa4ee 100644
--- a/src/com/jpexs/decompiler/flash/gui/View.java
+++ b/src/com/jpexs/decompiler/flash/gui/View.java
@@ -100,8 +100,14 @@ import org.pushingpixels.substance.internal.utils.SubstanceColorSchemeUtilities;
  */
 public class View {
 
+    private static final Color DEFAULT_BACKGROUND_COLOR = new Color(217, 231, 250);
+
     public static Color getDefaultBackgroundColor() {
-        return SubstanceLookAndFeel.getCurrentSkin().getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED).getBackgroundFillColor();
+        if (Configuration.useRibbonInterface.get()) {
+            return SubstanceLookAndFeel.getCurrentSkin().getColorScheme(DecorationAreaType.GENERAL, ColorSchemeAssociationKind.FILL, ComponentState.ENABLED).getBackgroundFillColor();
+        } else {
+            return DEFAULT_BACKGROUND_COLOR;
+        }
     }
 
     private static Color swfBackgroundColor = null;
@@ -282,17 +288,26 @@ public class View {
      * @param f Frame to set icon in
      */
     public static void setWindowIcon(Window f) {
-        List<Image> images = new ArrayList<>();
-        MyResizableIcon[] icons = MyRibbonApplicationMenuButtonUI.getIcons();
-        MyResizableIcon icon = icons[1];
-        int sizes[] = new int[]{16, 32, 48, 256};
-        for (int size : sizes) {
-            icon.setIconSize(size, size);
-            BufferedImage bi = new BufferedImage(size, size, BufferedImage.TYPE_4BYTE_ABGR);
-            icon.paintIcon(f, bi.getGraphics(), 0, 0);
-            images.add(bi);
+        if (Configuration.useRibbonInterface.get()) {
+            List<Image> images = new ArrayList<>();
+            MyResizableIcon[] icons = MyRibbonApplicationMenuButtonUI.getIcons();
+            MyResizableIcon icon = icons[1];
+            int sizes[] = new int[]{16, 32, 48, 256};
+            for (int size : sizes) {
+                icon.setIconSize(size, size);
+                BufferedImage bi = new BufferedImage(size, size, BufferedImage.TYPE_4BYTE_ABGR);
+                icon.paintIcon(f, bi.getGraphics(), 0, 0);
+                images.add(bi);
+            }
+            f.setIconImages(images);
+        } else {
+            List<Image> images = new ArrayList<>();
+            images.add(loadImage("icon16"));
+            images.add(loadImage("icon32"));
+            images.add(loadImage("icon48"));
+            images.add(loadImage("icon256"));
+            f.setIconImages(images);
         }
-        f.setIconImages(images);
     }
 
     /**