[gnome-terminal/mallard-help] Help: Added help to pref-customshells.page

[Sindhu S <sindhus src gnome org>]

commit 240c30ca7b7c8ec4c1add9f25cd8039ba2f8af44
Author: sindhus live in <sindhus live in>
Date:   Tue Feb 5 17:44:11 2013 +0530

    Help: Added help to pref-customshells.page
    
    Added detailed help on running custom commands instead of login shells.

 help/C/pref-customshells.page |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)
---
diff --git a/help/C/pref-customshells.page b/help/C/pref-customshells.page
index 633a6d9..487e866 100644
--- a/help/C/pref-customshells.page
+++ b/help/C/pref-customshells.page
@@ -18,6 +18,12 @@
 
   <title>Custom shells</title>
 
-  <p></p>
+  <p>Go to Menu:: Edit> Profile Preferences > Title and Command tab. </p>
 
+  <p>A shell is software that provides an interface for users of an operating system to invoke or "launch" another program; however, shells frequently have additional capabilities such as viewing the contents of directories. 
+
+  So in essense the idea is your CLI > ( terminal > Shell ) >> Terminal emulates terminal and with help of a Shell you are able to interact with the system.</p>
+
+  <p> </p>
+  
 </page>