--- a/unix-phil.ms	Fri Apr 09 12:44:08 2010 +0200
+++ b/unix-phil.ms	Fri Apr 09 13:31:51 2010 +0200
@@ -13,8 +13,19 @@
 ..
 .ds [. \ [
 .ds .] ]
+
+.rn NH _N
+.de NH
+.if '\\$1'1' .sp 2v
+.if '\\$1'1' .nr PS +2
+._N \\$1
+.if '\\$1'1' .nr PS -2
+..
+
 .\"----------------------------------------
+
 .TL
+.ps +4
 Why the Unix Philosophy still matters
 .AU
 markus schnalke <meillo@marmaro.de>
@@ -38,6 +49,9 @@
 
 .NH 1
 Introduction
+.XS
+\*(SN Introduction
+.XE
 .LP
 The Unix Philosophy is the essence of how the Unix operating system,
 especially its toolchest, was designed.
@@ -129,6 +143,10 @@
 
 .NH 1
 Importance of software design in general
+.XS
+.sp .5v
+\*(SN Importance of software design in general
+.XE
 .LP
 Software design is the planning of how the internal structure
 and external interfaces of a software should look like.
@@ -243,6 +261,10 @@
 
 .NH 1
 The Unix Philosophy
+.XS
+.sp .5v
+\*(SN The Unix Philosophy
+.XE
 .LP
 The origins of the Unix Philosophy were already introduced.
 This chapter explains the philosophy, oriented on Gancarz,
@@ -250,6 +272,9 @@
 
 .NH 2
 Pipes
+.XS
+	\*(SN Pipes
+.XE
 .LP
 Following are some examples to demonstrate how applied Unix Philosophy feels like.
 Knowledge of using the Unix shell is assumed.
@@ -323,6 +348,9 @@
 
 .NH 2
 Interface design
+.XS
+	\*(SN Interface design
+.XE
 .LP
 Unix is, first of all, simple \(en Everything is a file.
 Files are sequences of bytes, without any special structure.
@@ -376,6 +404,9 @@
 
 .NH 2
 The toolchest approach
+.XS
+	\*(SN The toolchest approach
+.XE
 .LP
 A toolchest is a set of tools.
 Instead of having one big tool for all tasks, one has many small tools,
@@ -454,6 +485,9 @@
 
 .NH 2
 A powerful shell
+.XS
+	\*(SN A powerful shell
+.XE
 .LP
 It was already said, that the Unix shell provides the possibility to
 combine small programs into large ones easily.
@@ -519,6 +553,9 @@
 
 .NH 2
 Worse is better
+.XS
+	\*(SN Worse is better
+.XE
 .LP
 The Unix Philosophy aims for the 80% solution;
 others call it the ``Worse is better'' approach.
@@ -559,6 +596,9 @@
 
 .NH 2
 Upgrowth and survival of software
+.XS
+	\*(SN Upgrowth and survival of software
+.XE
 .LP
 So far it was talked about \fIwriting\fP or \fIbuilding\fP software.
 Although these are just verbs, they do imply a specific view on the work process
@@ -668,6 +708,9 @@
 
 .NH 2
 Summary
+.XS
+	\*(SN Summary
+.XE
 .LP
 This chapter explained the central ideas of the Unix Philosophy.
 For each of the ideas, it was exposed what advantages they introduce.
@@ -687,6 +730,10 @@
 
 .NH 1
 Case study: \s-1MH\s0
+.XS
+.sp .5v
+\*(SN Case study: \s-1MH\s0
+.XE
 .LP
 The previous chapter introduced and explained the Unix Philosophy
 from a general point of view.
@@ -707,6 +754,9 @@
 
 .NH 2
 Historical background
+.XS
+	\*(SN Historical background
+.XE
 .LP
 Electronic mail was available in Unix very early.
 The first \s-1MUA\s0 on Unix was \f(CWmail\fP,
@@ -782,6 +832,9 @@
 
 .NH 2
 Contrasts to monolithic mail systems
+.XS
+	\*(SN Contrasts to monolithic mail systems
+.XE
 .LP
 All \s-1MUA\s0s are monolithic, except \s-1MH\s0.
 Although there might actually exist further, very little known,
@@ -837,6 +890,9 @@
 
 .NH 2
 Data storage
+.XS
+	\*(SN Data storage
+.XE
 .LP
 \s-1MH\s0's mail storage is a directory tree under the user's
 \s-1MH\s0 directory (usually \f(CW$HOME/Mail\fP),
@@ -898,6 +954,9 @@
 
 .NH 2
 Discussion of the design
+.XS
+	\*(SN Discussion of the design
+.XE
 .LP
 The following paragraphs discuss \s-1MH\s0 in regard to the tenets
 of the Unix Philosophy which Gancarz identified.
@@ -1088,6 +1147,9 @@
 
 .NH 2
 Problems
+.XS
+	\*(SN Problems
+.XE
 .LP
 \s-1MH\s0, for sure is not without problems.
 There are two main problems: one is technical, the other is about human behavior.
@@ -1119,6 +1181,9 @@
 
 .NH 2
 Summary \s-1MH\s0
+.XS
+	\*(SN Summary \s-1MH\s0
+.XE
 .LP
 \s-1MH\s0 is an \s-1MUA\s0 that follows the Unix Philosophy in its design
 and implementation.
@@ -1148,6 +1213,10 @@
 
 .NH 1
 Case study: uzbl
+.XS
+.sp .5v
+\*(SN Case study: uzbl
+.XE
 .LP
 The last chapter took a look on the \s-1MUA\s0 \s-1MH\s0,
 this chapter is about uzbl, a web browser that adheres to the Unix Philosophy.
@@ -1156,6 +1225,9 @@
 
 .NH 2
 Historical background
+.XS
+	\*(SN Historical background
+.XE
 .LP
 Uzbl was started by Dieter Plaetinck in April 2009.
 The idea was born in a thread in the Arch Linux forum.
@@ -1189,6 +1261,9 @@
 
 .NH 2
 Contrasts to other web browsers
+.XS
+	\*(SN Contrasts to other web browsers
+.XE
 .LP
 Like most \s-1MUA\s0s are monolithic, but \s-1MH\s0 is a toolchest,
 most web browsers are monolithic, but uzbl is a frontend to a toolchest.
@@ -1230,6 +1305,9 @@
 
 .NH 2
 Discussion of the design
+.XS
+	\*(SN Discussion of the design
+.XE
 .LP
 This section discusses uzbl in regard of the Unix Philosophy,
 as identified by Gancarz.
@@ -1400,6 +1478,9 @@
 
 .NH 2
 Problems
+.XS
+	\*(SN Problems
+.XE
 .LP
 Similar to \s-1MH\s0, uzbl, too suffers from being different.
 It is sad, but people use what they know.
@@ -1428,6 +1509,9 @@
 
 .NH 2
 Summary uzbl
+.XS
+	\*(SN Summary uzbl
+.XE
 .LP
 ``Uzbl is a browser that adheres to the Unix Philosophy'',
 that is how uzbl is seen by its authors.
@@ -1454,9 +1538,16 @@
 
 .NH 1
 Final thoughts
+.XS
+.sp .5v
+\*(SN Final thoughts
+.XE
 
 .NH 2
 Quick summary
+.XS
+	\*(SN Quick summary
+.XE
 .LP
 good design
 .LP
@@ -1466,10 +1557,13 @@
 
 .NH 2
 Why people should choose
+.XS
+	\*(SN Why people should choose
+.XE
 .LP
 Make the right choice!
 
-.nr PI .5i
+.nr PI .3i
 .rm ]<
 .de ]<
 .LP
@@ -1478,9 +1572,23 @@
 \\..
 .rm FS FE
 ..
-.SH
+.ds CH "
+.bp
+.rs
+.sp .3i
+.TL
 References
+.LP
+.XS
+.sp .5v
+References
+.XE
+.sp 2v
+.nr PS -1
+.nr VS -1
 .[
 $LIST$
 .]
-.wh -1p
+.\".wh -1p
+.bp
+.PX