User Input and Output Functions

Ask (prompt_string)

Msg (s)

StartMsg (s)

EndMsg ()

Beep ()

GetKey ()

GetChar ()

CharFromKey (key_code)

FuncFromKey (key_code)

IsFuncKey (key_code)

IsCtrlKeyDown (key_code)

IsAltKeyDown (key_code)

GetSysTime(fLocalTime)

CmdFromKey(key_value)

AssignKeyToCmd(key_value, cmd_name)

KeyFromChar(char, fCtrl, fShift, fAlt)