diff -r a42d19b78c93 src/gui_w32.c
--- a/src/gui_w32.c	Thu Jul 22 11:34:16 2010 +0200
+++ b/src/gui_w32.c	Thu Jul 22 17:10:19 2010 -0700
@@ -1413,7 +1413,7 @@
 	    s_hwnd = CreateWindowEx(
 		WS_EX_MDICHILD,
 		szVimWndClass, "Vim MSWindows GUI",
-		WS_OVERLAPPEDWINDOW | WS_CHILD | WS_CLIPSIBLINGS | 0xC000,
+		WS_OVERLAPPEDWINDOW | WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | 0xC000,
 		gui_win_x == -1 ? CW_USEDEFAULT : gui_win_x,
 		gui_win_y == -1 ? CW_USEDEFAULT : gui_win_y,
 		100,				/* Any value will do */
@@ -1444,7 +1444,8 @@
 	 * titlebar, it will be reparented below. */
 	s_hwnd = CreateWindow(
 		szVimWndClass, "Vim MSWindows GUI",
-		win_socket_id == 0 ? WS_OVERLAPPEDWINDOW : WS_POPUP,
+		win_socket_id == 0 ? WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS | WS_CLIPCHILDREN : 
+                        WS_POPUP | WS_CLIPSIBLINGS | WS_CLIPCHILDREN,
 		gui_win_x == -1 ? CW_USEDEFAULT : gui_win_x,
 		gui_win_y == -1 ? CW_USEDEFAULT : gui_win_y,
 		100,				/* Any value will do */