PROCEDURE help DECLARE INTEGER ShellExecute IN shell32.dll ; INTEGER hndWin, ; STRING cAction, ; STRING cFileName, ; STRING cParams, ; STRING cDir, ; INTEGER nShowWin lcHelpFileName = FULLPATH("help.htm") ShellExecute(0, "Open", lcHelpFileName, "", "", 1) RETURNEven better, you can use VFP built-in help system with SET HELP command in which case you wouldn't need ON KEY LABEL.