diff --git a/config.h b/config.h
index 87866b9..ea48151 100644
--- a/config.h
+++ b/config.h
@@ -57,16 +57,33 @@
 //#define FOCUS_START FOCUS_IGNORE
 #define FOCUS_START FOCUS_STEAL
 
+// Available actions...
+// action_move             .num = SPOT1/2/3
+// action_focus            .num = SPOT1/2/3
+// action_move_direction   .num = UP/DOWN/LEFT/RIGHT
+// action_focus_direction  .num = UP/DOWN/LEFT/RIGHT
+// action_close
+// action_cycle
+// action_other
+// action_command
+// action_find_or_start
+// action_move_monitor
+// action_focus_monitor
+// action_fullscreen
+// action_above
+// action_snapshot
+// action_rollback
+
 // If you use "AnyModifier" place those keys at the end of the array.
 binding keys[] = {
 
-	// Focus the top-most window in a spot.
+	// Change focus to a spot by direction.
 	{ .mod = Mod4Mask, .key = XK_Left,  .act = action_focus_direction, .num = LEFT  },
 	{ .mod = Mod4Mask, .key = XK_Up,    .act = action_focus_direction, .num = UP    },
 	{ .mod = Mod4Mask, .key = XK_Right, .act = action_focus_direction, .num = RIGHT },
 	{ .mod = Mod4Mask, .key = XK_Down,  .act = action_focus_direction, .num = DOWN  },
 
-	// Move the current window to another spot.
+	// Move the current window to another spot by direction.
 	{ .mod = ShiftMask|Mod4Mask, .key = XK_Left,  .act = action_move_direction, .num = LEFT  },
 	{ .mod = ShiftMask|Mod4Mask, .key = XK_Up,    .act = action_move_direction, .num = UP    },
 	{ .mod = ShiftMask|Mod4Mask, .key = XK_Right, .act = action_move_direction, .num = RIGHT },
diff --git a/xoat.c b/xoat.c
index 3b16ac1..9384b2d 100644
--- a/xoat.c
+++ b/xoat.c
@@ -586,8 +586,7 @@ Window spot_focus_top_window(int spot, int mon, Window except)
 int spot_choose_by_direction(int spot, int mon, int dir)
 {
 	monitor *m = &monitors[mon];
-	int rotate = m->w < m->h ? 1:0;
-	if (rotate)
+	if (m->w < m->h) // rotated?
 	{
 		if (dir == LEFT)  return SPOT3;
 		if (dir == RIGHT) return SPOT2;