Gopherus v1.2 Copyright (C) 2013-2020 Mateusz Viste
                       http://gopherus.sourceforge.net


Gopherus is a free, multiplatform, console-mode gopher client that provides a
classic text interface to the gopherspace.
This program is released under the terms of the '2-clause' BSD license.


 *** Key bindings ***

 Gopherus is a console-mode gopher client entirely keyboard-driven, hence
 knowing its key bindings is mandatory for comfortable browsing.

 Key bindings:
   TAB       - Switch to/from URL bar edition
   ESC       - Quit Gopherus (requires a confirmation)
   UP/DOWN   - Scroll the screen's content up/down by one line
   PGUP/PGDW - Scroll the screen's content up/down by one page
   HOME/END  - Jump to the top/bottom of the document
   BACKSPC   - Go back to the previous location
   B         - Bookmark current location
   DEL       - Delete bookmark (main screen only)
   F1        - Show help (this file)
   F2        - Go to program's main screen
   F5        - Refresh current location
   F9        - Download location to disk
   F10       - Download all files in current menu to disk


 *** Customizing the color scheme ***

 The Gopherus color scheme can be customized, should the default one not suit
 you. To customize the color scheme used by Gopherus, you will have to set an
 environnment variable 'GOPHERUSCOLOR' prior to Gopherus launching. This
 variable have to contain exacty 6 color attributes. Each attribute describes
 the foreground/background color for a given element of the Gopherus user
 interface. An attribute is composed from two hexadecimal digits: XY, where X
 is the background color, and Y is the foreground color. Colors are indexed as
 in the classic CGA palette, that is:

 Index - Color
   0   -  black
   1   -  low blue
   2   -  low green
   3   -  low cyan
   4   -  low red
   5   -  low magenta
   6   -  low brown
   7   -  light gray
   8   -  dark gray
   9   -  high blue
   A   -  high green
   B   -  high cyan
   C   -  high red
   D   -  high magenta
   E   -  yellow
   F   -  high intensity white

 SET GOPHERUSCOLOR=aabbccddeeffgghhii
                    | | | | | | | | |
                    | | | | | | | | |
                    | | | | | | | | +- Selected item in menu
                    | | | | | | | |
                    | | | | | | | +--- Selectable items in menu
                    | | | | | | |
                    | | | | | | +----- Error item in menu
                    | | | | | |
                    | | | | | +------- Itemtype column in menus
                    | | | | |
                    | | | | +--------- URL bar side decorations
                    | | | |
                    | | | +----------- URL bar
                    | | |
                    | | +------------- Status bar (warning)
                    | |
                    | +--------------- Status bar (information)
                    |
                    +----------------- Normal text (text files or 'i' items)

 Examples:
  The default palette used by Gopherus is.......: "177047707818141220"
  For a black & white mode, use.................: "077070707808070770"
  Missing those green phosphor CRTs from 1980?..: "022020202002020220"


 *** Requirements ***

 Gopherus has been designed with ancient hardware in mind, hence it doesn't
 need much to run. But still, the 16-bit DOS version requires at least:
  - an MDA video card
  - some kind of CPU (8086+)
  - 400K of available RAM
  - an ethernet card with a working packet driver


 *** License ***

Copyright (C) 2020 Mateusz Viste

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this
   list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.