diff --git a/Makefile.global.in b/Makefile.global.in
index f8e3c43f..6b6ca2cd 100644
--- a/Makefile.global.in
+++ b/Makefile.global.in
@@ -13,6 +13,7 @@ PREFIX		= @prefix@
 BINDIR		= @prefix@/bin
 ETCDIR		= @prefix@/etc
 DOCDIR		= @prefix@/doc
+VARDIR		= @prefix@/var
 OWNER		= @OWNER@
 GROUP		= @GROUP@
 ROWNER		= @ROWNER@
diff --git a/html/doors.html b/html/doors.html
index 454670ca..feed639d 100644
--- a/html/doors.html
+++ b/html/doors.html
@@ -74,9 +74,37 @@ is very important! Type the following commands:
 <pre>
 mbse@seaport:~$ umask 007
 mbse@seaport:~$ cd var/dosemu/c
-mbse@seaport:~/var/dosemu/c$ mkdir dos dosemu temp util
+mbse@seaport:~/var/dosemu/c$ mkdir dos dosemu temp util doors
 </pre>
-To be continued....
+Now we must install dos. If you use ms-dos then in <code>~/var/dosemu/c</code>
+copy the ms-dos files <code>command.com</code>, <code>io.sys</code> and
+<code>msdos.sys</code>. In <code>~/var/dosemu/c/dos</code> copy all ms-dos
+commands. Next install the dosemu utilities, copy these from
+<code>/usr/share/dosemu/freedos/dosemu</code> to
+<code>~/var/dosemu/c/dosemu</code>. Now there is a empty
+<code>~/var/dosemu/c/util</code>, copy some utilities here such as your
+favourite dos editor, zip and unzip etc.<br>
+Next we must create <code>config.sys</code> and <code>autoexec.bat</code>. These
+files must be dos crlf formatted. You can do that with the joe editor, for
+example <code>joe -crlf config.sys</code>. Examples:<br>
+<code>config.sys</code><br>
+<pre>
+BUFFERS = 20
+DEVICE=C:\DOS\SETVER.EXE
+SET TEMP=C:\TEMP
+DOS=HIGH,UMB
+FILES=50
+</pre>
+<code>autoexec.bat</code><br>
+<pre>
+@ECHO OFF
+PROMPT $P$G
+PATH C:\DOSEMU;C:\DOS;C:\UTIL;
+SET TEMP=C:\TEMP
+Lh C:\DOS\DOSKEY /INSERT
+Lh C:\DOS\SHARE
+</pre>
+
 <p>&nbsp;</P>
 
 <h3>What if I don't upgrade</h3>
diff --git a/script/Makefile b/script/Makefile
index 0596fa76..f5c5c647 100644
--- a/script/Makefile
+++ b/script/Makefile
@@ -5,7 +5,8 @@ include ../Makefile.global
 
 OTHER		= Makefile README maint midnight weekly monthly installinit.sh setup.mbse \
 		  bbsdoor.sh rundoor.sh runvirtual.sh init.Debian init.RedHat init.FreeBSD init.NetBSD \
-		  init.Slackware init.SuSE init.Gentoo hatch editor.in bbsjoerc bbsjmacsrc
+		  init.Slackware init.SuSE init.Gentoo hatch editor.in bbsjoerc bbsjmacsrc \
+		  doors.bat mbsedos
 
 ####################################################################################################
 
@@ -85,6 +86,8 @@ install:
 			${INSTALL} -c -o ${OWNER} -g ${GROUP}  -m 0644 runvirtual.sh  ${BINDIR}/runvirtual.sh.new ; \
 			echo "${INSTALL} -c -o ${OWNER} -g ${GROUP}  -m 0644 runvirtual.sh  ${BINDIR}/runvirtual.sh.new" ; \
 		fi
+		${INSTALL} -o ${OWNER} -g ${GROUP}  -m 0440 doors.bat ${VARDIR}/dosemu/c
+		${INSTALL} -o ${OWNER} -g ${GROUP}  -m 0744 mbsedos   ${BINDIR}
 		@bash ./installinit.sh
 
 filelist:	Makefile
diff --git a/script/doors.bat b/script/doors.bat
new file mode 100644
index 00000000..a22ad7d9
--- /dev/null
+++ b/script/doors.bat
@@ -0,0 +1,22 @@
+@echo off
+
+rem   $Id$
+
+rem   doors.bat started by mbsebbs when starting a door program.
+rem   The first parameter must be tha name of the door, in the
+rem   c:\doors directory must be a .bat file with the name of
+rem   the door.
+rem   If the door is named "dos" then no door is started but we
+rem   stay in the dos shell. This can be used by the sysop to
+rem   manually install and maintain doors. If you don't like that
+rem   then comment out the next line.
+
+if %1==dos goto end
+
+c:
+cd \doors
+if exist %1.bat call %1 %2 %3 %4 %5 %6 %7 %8 %9
+c:\dosemu\exitemu
+
+:end
+echo Welcome to the DOS (door) shell, type EXITEMU to leave.
diff --git a/script/mbsedos b/script/mbsedos
new file mode 100644
index 00000000..803586c8
--- /dev/null
+++ b/script/mbsedos
@@ -0,0 +1,3 @@
+#!/bin/sh
+#
+# $Id$