--- a/ThumbWheel.st	Thu Sep 22 15:16:56 2016 +0200
+++ b/ThumbWheel.st	Thu Sep 22 15:19:29 2016 +0200
@@ -217,20 +217,18 @@
 
 keyboardStep
     "return the scrollers keyboard step. If non-nil,
-     thats the stepping value used with cursorUp/cursorDown keys.
+     that's the stepping value used with cursorUp/cursorDown keys.
      (not used with Scrollers, but provided for subclasses)"
 
     ^ keyboardStep
-
 !
 
 keyboardStep:aNumber
     "set the scrollers keyboard step. If non-nil,
-     thats the stepping value used with cursorUp/cursorDown keys.
+     that's the stepping value used with cursorUp/cursorDown keys.
      (not used with Scrollers, but provided for subclasses)"
 
     keyboardStep := aNumber
-
 !
 
 start