INT	CONSTANT MATH		BUTTONS
-----	-------------		-----------
					default caption: "Vailidity Check"
16	MB_MULTILINE		OK(1)		can take caption as 3rd arg

Caption for all following is "Sketchup"

WARNING (a exclamation point in a Yellow Triangle)
0	MB_OK			OK(1)
1	MB_OKCANCEL		OK(1) | CANCEL(2)
-
3	MB_YESNOCANCEL		YES(6) | NO(7) | CANCEL(2)
4	MB_YESNO		YES(6) | NO(7)
5	MB_RETRYCANCEL		RETRY(4) | CANCEL(2)
-
==== 0x3n
48	MB_OK+48		OK(1)
49	MB_OKCANCEL+48		OK(1) | CANCEL(2)
50	MB_ABORTRETRYIGNORE+48	ABORT(3) | RETRY(4) | IGNORE(5)
51	MB_YESNOCANCEL+48	YES(6) | NO(7) | CANCEL(2)
52	MB_YESNO+48		YES(6) | NO(7)
53	MB_RETRYCANCEL+48	RETRY(4) | CANCEL(2)
54	MB_RETRYCANCEL+1+48	CANCEL(2) | TRY AGAIN(10) | CONTINUE(11)

256

STOP / HAND (a white X in a red circle) 0x1n
??	MB_OK+??		OK(1)		Sletchup MB_MULTILINE interfers with this setting
17	MB_OKCANCEL+16		OK(1) | CANCEL(2)
18	MB_ABORTRETRYIGNORE+16	ABORT(3) | RETRY(4) | IGNORE(5)
19	MB_YESNOCANCEL+16	YES(6) | NO(7)| CANCEL(2)
20	MB_YESNO+16		YES(6) | NO(7)
21	MB_RETRYCANCEL+16	RETRY(4) | CANCEL(2)
22	MB_RETRYCANCEL+1+16	CANCEL(2) | TRY AGAIN(10) | CONTINUE(11)

272	MB_OK+272		OK(1)

QUESTION (a question mark in a bubble) 0x2n
32	MB_OK+32		OK(1)
33	MB_OKCANCEL+32		OK(1) | CANCEL(2)
34	MB_ABORTRETRYIGNORE+32	ABORT(3) | RETRY(4) | IGNORE(5)
35	MB_YESNOCANCEL+32	YES(6) | NO(7)| CANCEL(2)
36	MB_YESNO+32		YES(6) | NO(7)
37	MB_RETRYCANCEL+32	RETRY(4) | CANCEL(2)
38	MB_RETRYCANCEL+1+32	CANCEL(2) | TRY AGAIN(10) | CONTINUE(11)

INFO (an "i" in a bubble) 0x4n
64	MB_OK+64		OK(1)
65	MB_OKCANCEL+64		OK(1) | CANCEL(2)
66	MB_ABORTRETRYIGNORE+64	ABORT(3) | RETRY(4) | IGNORE(5)
67	MB_YESNOCANCEL+64	YES(6) | NO(7)| CANCEL(2)
68	MB_YESNO+64		YES(6) | NO(7)
69	MB_RETRYCANCEL+64	RETRY(4) | CANCEL(2)
70	MB_RETRYCANCEL+1+64	CANCEL(2) | TRY AGAIN(10) | CONTINUE(11)

NOICON  (Left Justified Text) 0x?n
2	MB_ABORTRETRYIGNORE	ABORT(3) | RETRY(4) | IGNORE(5)
6	MB_RETRYCANCEL+1	CANCEL(2) | TRY AGAIN(10) | CONTINUE(11)

80	MB_OK+80		OK(1)
81	MB_OKCANCEL+80		OK(1) | CANCEL(2)
82	MB_ABORTRETRYIGNORE+80	ABORT(3) | RETRY(4) | IGNORE(5)
83	MB_YESNOCANCEL+80	YES(6) | NO(7)| CANCEL(2)
84	MB_YESNO+80		YES(6) | NO(7)
85	MB_RETRYCANCEL+80	RETRY(4) | CANCEL(2)
86	MB_RETRYCANCEL+1+80	CANCEL(2) | TRY AGAIN(10) | CONTINUE(11)

96	MB_OK+96		OK(1)
97	MB_OKCANCEL+96		OK(1) | CANCEL(2)
98	MB_ABORTRETRYIGNORE+96	ABORT(3) | RETRY(4) | IGNORE(5)
99	MB_YESNOCANCEL+96	YES(6) | NO(7)| CANCEL(2)
100	MB_YESNO+96		YES(6) | NO(7)
101	MB_RETRYCANCEL+96	RETRY(4) | CANCEL(2)
102	MB_RETRYCANCEL+1+96	CANCEL(2) | TRY AGAIN(10) | CONTINUE(11)

112	MB_OK+96		OK(1)
113	MB_OKCANCEL+96		OK(1) | CANCEL(2)
114	MB_ABORTRETRYIGNORE+96	ABORT(3) | RETRY(4) | IGNORE(5)
115	MB_YESNOCANCEL+96	YES(6) | NO(7)| CANCEL(2)
116	MB_YESNO+96		YES(6) | NO(7)
117	MB_RETRYCANCEL+96	RETRY(4) | CANCEL(2)
118	MB_RETRYCANCEL+1+96	CANCEL(2) | TRY AGAIN(10) | CONTINUE(11)

CUSTOM ICON 0x8n aka USERICON
128	MB_OK+128		OK(1)
129	MB_OKCANCEL+128		OK(1) | CANCEL(2)
130	MB_ABORTRETRYIGNORE+128	ABORT(3) | RETRY(4) | IGNORE(5)
131	MB_YESNOCANCEL+128	YES(6) | NO(7)| CANCEL(2)
132	MB_YESNO+128		YES(6) | NO(7)
133	MB_RETRYCANCEL+128	RETRY(4) | CANCEL(2)
134	MB_RETRYCANCEL+1+128	CANCEL(2) | TRY AGAIN(10) | CONTINUE(11)