diff --git a/wms_moveresize.sh b/wms_moveresize.sh
index 6f5bf0e..236b540 100755
--- a/wms_moveresize.sh
+++ b/wms_moveresize.sh
@@ -42,16 +42,16 @@ north() {
 # half south value
 south() {
     x=$GAP
-    y=$((SH / 2 + GAP - BW))
+    y=$((SH / 2 + GAP + BW))
     w=$SW
-    h=$((SH / 2 - BW))
+    h=$((SH / 2))
 }
 
 # half est value
 est() {
-    x=$((SW / 2 + BW + GAP))
+    x=$((SW / 2 + GAP + BW))
     y=$GAP
-    w=$((SW / 2 - BW - GAP))
+    w=$((SW / 2))
     h=$SH
 }