diff --git a/ChangeLog b/ChangeLog
index d9ca1a85e..9f08b7fab 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2010-09-24 Fred Kiefer <FredKiefer@gmx.de>
+
+	* Source/NSButton.m (-keyDown:): Remove unused code found by
+	static analyser.
+	* Source/NSColor.m (-colorUsingColorSpace:): Add missing break
+	statements.
+	* Source/NSColor.m (initSystemColors): Remove unused variable.
+
 2010-09-24 Fred Kiefer <FredKiefer@gmx.de>
 
 	* Source/NSView.m (-_viewWillMoveToWindow:): When calling
diff --git a/Source/NSButton.m b/Source/NSButton.m
index fccccde6b..f1286b62f 100644
--- a/Source/NSButton.m
+++ b/Source/NSButton.m
@@ -477,12 +477,6 @@ static id buttonCellClass = nil;
   if ([self isEnabled])
     {
       NSString *characters = [theEvent characters];
-      unichar character = 0;
-
-      if ([characters length] > 0)
-        {
-          character = [characters characterAtIndex: 0];
-        }
 
       /* Handle SPACE to perform a click */
       if ([characters isEqualToString: @" "])
diff --git a/Source/NSColor.m b/Source/NSColor.m
index 12415dcbf..b78d54864 100644
--- a/Source/NSColor.m
+++ b/Source/NSColor.m
@@ -250,7 +250,6 @@ void initSystemColors(void)
     {
       NSEnumerator *enumerator;
       NSString *key;
-      BOOL changed = NO;
 
       // Set up default system colors
 
@@ -269,7 +268,6 @@ void initSystemColors(void)
 
 	      NSCAssert1(color, @"couldn't get default system color %@", key);
 	      [systemColors setColor: color forKey: key];
-	      changed = YES;
 	    }
 	  if (defaultSystemColors != systemColors)
 	    {
@@ -1250,10 +1248,13 @@ systemColorWithName(NSString *name)
         return nil;
       case NSGrayColorSpaceModel:
         colorSpaceName = NSDeviceWhiteColorSpace;
+        break;
       case NSRGBColorSpaceModel:
         colorSpaceName = NSDeviceRGBColorSpace;
+        break;
       case NSCMYKColorSpaceModel:
         colorSpaceName = NSDeviceCMYKColorSpace;
+        break;
       case NSLABColorSpaceModel:
         return nil;
       case NSDeviceNColorSpaceModel: