diff -urN cui137/focus.c cui138/focus.c
--- cui137/focus.c	Mon Mar 23 00:00:44 2015
+++ cui138/focus.c	Thu Mar 26 00:01:00 2015
@@ -28,14 +28,14 @@
 	}
 	if(o2x + o2w > o1x) return -1;
 
-	dx = o1x - (o2x + o2w);
+	dx = 1 + o1x - (o2x + o2w);
 
 	if(o1y > o2y){
 		SWAP(o1y, o2y, tmp);
 		SWAP(o1h, o2h, tmp);
 	}
 
-	dy = o1y <= o2y && o2y <= o1y + o1h ? 0 : o2y - (o1y + o1h);
+	dy = o1y <= o2y && o2y < o1y + o1h ? 0 : 1 + o2y - (o1y + o1h);
 
 	if(swap_xy){
 		SWAP(dx, dy, tmp);