BtnToOwnerdraw     PROTO   :HWND
DrawItem_Btn       PROTO   :LPARAM 
SetStyleButton     PROTO   :HWND, :DWORD
FreeXXStruct       PROTO   :HWND 

.data
hBtnMouseHover     HWND FALSE
OldCursor          HCURSOR 0

.const
BTN_STATE_NORMAL    equ 0
BTN_STATE_HOVER     equ 1
BTN_STATE_PUSH      equ 2