.386 .model flat, stdcall option casemap:none include \masm32\include\windows.inc include \masm32\include\kernel32.inc includelib kernel32.lib include \masm32\include\user32.inc includelib user32.lib .data MsgCaption db "Iczelion's tutorial no.2",0 MsgBoxText db "Win32 Assembly is Great!",0 .code start: invoke MessageBox, NULL,addr MsgBoxText, addr MsgCaption, MB_OK invoke ExitProcess,NULL end start