Index: trunk/src/org/openstreetmap/josm/data/Preferences.java
===================================================================
--- trunk/src/org/openstreetmap/josm/data/Preferences.java	(revision 4425)
+++ trunk/src/org/openstreetmap/josm/data/Preferences.java	(revision 4426)
@@ -34,4 +34,5 @@
 
 import javax.swing.JOptionPane;
+import javax.swing.UIManager;
 
 import org.openstreetmap.josm.Main;
@@ -549,4 +550,8 @@
     }
 
+    synchronized public Color getUIColor(String colName) {
+        return UIManager.getColor(colName);
+    }
+
     /* only for preferences */
     synchronized public String getColorName(String o) {
Index: trunk/src/org/openstreetmap/josm/gui/preferences/ImageryPreference.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/preferences/ImageryPreference.java	(revision 4425)
+++ trunk/src/org/openstreetmap/josm/gui/preferences/ImageryPreference.java	(revision 4426)
@@ -2,4 +2,5 @@
 package org.openstreetmap.josm.gui.preferences;
 
+import static org.openstreetmap.josm.tools.I18n.marktr;
 import static org.openstreetmap.josm.tools.I18n.tr;
 import static org.openstreetmap.josm.tools.I18n.trc;
@@ -23,5 +24,4 @@
 import java.util.Locale;
 import java.util.Map;
-
 import javax.swing.AbstractAction;
 import javax.swing.BorderFactory;
@@ -48,4 +48,5 @@
 import javax.swing.event.ListSelectionEvent;
 import javax.swing.event.ListSelectionListener;
+import javax.swing.table.DefaultTableCellRenderer;
 import javax.swing.table.DefaultTableModel;
 import javax.swing.table.TableColumnModel;
@@ -377,8 +378,8 @@
         final PreferenceTabbedPane gui;
 
-        public ImageryProvidersPanel(final PreferenceTabbedPane gui, ImageryLayerInfo layerInfo) {
+        public ImageryProvidersPanel(final PreferenceTabbedPane gui, ImageryLayerInfo layerInfoArg) {
             super(new GridBagLayout());
             this.gui = gui;
-            this.layerInfo = layerInfo;
+            this.layerInfo = layerInfoArg;
             this.model = new ImageryLayerTableModel();
 
@@ -404,8 +405,53 @@
             mod.getColumn(1).setPreferredWidth(400);
             mod.getColumn(0).setPreferredWidth(50);
+
+            mod.getColumn(2).setCellRenderer(new DefaultTableCellRenderer() {
+                @Override
+                public Component getTableCellRendererComponent(JTable table,
+                Object value, boolean isSelected, boolean hasFocus, int row,
+                int column) {
+                    JLabel label = (JLabel) super.getTableCellRendererComponent(
+                    table, value, isSelected, hasFocus, row, column);
+                    String t = value.toString();
+                    label.setBackground(Main.pref.getUIColor("Table.background"));
+                    for(ImageryInfo l : layerInfo.getLayers())
+                    {
+                        if(l.getExtendedUrl().equals(t)) {
+                            label.setBackground(Main.pref.getColor(
+                            marktr("Imagery Background: Default"),
+                            new Color(200,255,200)));
+                            break;
+                        }
+                    }
+                    return label;
+                };
+            });
+
             mod = listActive.getColumnModel();
             mod.getColumn(2).setPreferredWidth(50);
             mod.getColumn(1).setPreferredWidth(800);
             mod.getColumn(0).setPreferredWidth(200);
+
+            mod.getColumn(1).setCellRenderer(new DefaultTableCellRenderer() {
+                @Override
+                public Component getTableCellRendererComponent(JTable table,
+                Object value, boolean isSelected, boolean hasFocus, int row,
+                int column) {
+                    JLabel label = (JLabel) super.getTableCellRendererComponent(
+                    table, value, isSelected, hasFocus, row, column);
+                    String t = value.toString();
+                    label.setBackground(Main.pref.getUIColor("Table.background"));
+                    for(ImageryInfo l : layerInfo.getDefaultLayers())
+                    {
+                        if(l.getExtendedUrl().equals(t)) {
+                            label.setBackground(Main.pref.getColor(
+                            marktr("Imagery Background: Default"),
+                            new Color(200,255,200)));
+                            break;
+                        }
+                    }
+                    return label;
+                };
+            });
 
             RemoveEntryAction remove = new RemoveEntryAction();
@@ -493,5 +539,5 @@
                 }
             }
-            
+
             private void updateBoundsAndShapes(int i) {
                 ImageryBounds bounds = modeldef.getRow(i).getBounds();