===========
ACCalc 1.04
===========

1. Introduction
2. Files in the archive
3. Installation
4. Ordering
5. Known Bugs
6. Future Plan
6. History
7. FAQ
8. Contact



1. Introduction
---------------
AC Calc is a simple calculator for PalmPilot and Palm III.  However, it 
allow user to add plugins to the program, so that the functionality of
the calculator is unlimitly extensible.



2. Files in the archive
-----------------------
accalc.prc  - the main program
mathlib.prc - math function library, you need to for some plugins

mathpi.prc    - simple math functions plugin (MATHLIB)
trigopi.prc   - trigometry functions plugin (MATHLIB)
mempi.prc   	- memory store/recall plugin
sdpi.prc      - statisical plugin (MATHLIB)
optionpi.prc  - options preirum plugin (MATHLIB)
hexpi.prc     - programmer functions, hex key, and, or, xor
lenpi.prc     - length conversion
weigpi.prc    - weight conversion
areapi.prc    - area conversion
generapi.prc  - simple functions, M+, random number, abs, int, pi, %... (MATHLIB)
intpi.prc     - interest, loan, mortgage calculation (MATHLIB)

readme.txt    - this file
eacalug.htm   - user guide

3. Installation
---------------
Install the main program accalc.prc, install the plugins you want to use.
If the plugin need mathlib (see above), install mathlib.prc.

** Delete the old beta version before install this version.

4. Ordering
-----------

The price of the program is US$9 or HK$70.  A registration code will
be given to you after registration. This code can also be used in the
future versions of AC Calc.  i.e., users can get the free upgrade
as long as I develop this software. :>

For HongKong User, you can register the program by mailing HK$70
cheque to

        LOU Chi Wai
        416, Han Ching House, Yee Ching Court
        Shamshuipo, HONG KONG

with your email address and the username of your palmpilot.
I will send the registration code to the email address.  If you do not
have email account, you can mail me with your snail mail address with
postage.  I will mail you the code by snail then. DON'T SEND FOREIGN
CHEQUE PLEASE, use Kagi if you are not living in HongKong.

You can find the username of your palmpilot by looking at the HotSync.
The message "Welcome, XXXXX" will be shown on screen where XXXXX is
the username that I want.

You can also register online through Kagi.  Please refer to my
homepage http://www.waterworld.com.hk for detail.  Remember to
send me the username at the "comment to author" field.

or you can goto Kagi directly at
  https://order.kagi.com/cgi-bin/register1.cgi?1V8 (SSL security)
or
  http://order.kagi.com/cgi-bin/register1.cgi?1V8

The last method, again for Hongkonger only, if you think it is safe, you
can transfer money to my account directly, please e-mail for the
account number.

Users can use their registration code in future version of ACCalc,
so FREE update is provided.


5. Known Bugs
-------------
Not found yet.


6. Future Plan
--------------
a. Finalize the plugin API and make it public.
b. Write more useful plugin, working on currency conversion.

7. History
----------
7-June-1999    Bug fix for memory recall didn't work well, the bug
               is introduced in version 1.03
3-June-1999    Fix Sum Clipboard message didn't go away
               Add constant operations like most physical calcualtor:
               Now 2 + + 6 = will give 8, then 10 = give 12 so you can
               add a constant easily, same for -, * and /
               2 * * 10 = give 20, 8 = give 16
               a 'K' will be shown on the message line, when constant
               operation is on, please the operator again to turn it off.
2-May-1999     Fix some output problems that the result is not rounded
               correctly.
               Fix the number of data message didn't show on statistical
               plugin (it is the problem if the main program)
17-April-1999  Fix the program didn't work properly in personal and
               professional.  Also fix some bug in various plugins.
               (General, Interest, Length)
1-March-1999   First release.

8. FAQ
------

9. Contact
----------
  Any comment, please e-mail to cwlou@hk.super.net.
