--- a/chm.rst	Fri Sep 18 13:35:01 2015 +0300
+++ b/chm.rst	Fri Sep 18 13:44:56 2015 +0300
@@ -50,7 +50,7 @@
 
   wine htmlhelp.exe
 
-Install itircl.dll and itss.dll as::
+Install ``itircl.dll`` and ``itss.dll`` as::
 
   cabextract -F hhupd.exe htmlhelp.exe
   cabextract -F itircl.dll hhupd.exe
@@ -85,3 +85,19 @@
 
   $ wine hh $FILE
 
+Decompiler.
+===========
+
+For Windows::
+
+  cmd> hh.exe -decompile %OUTDIR% %INFILE%.chm
+  cmd> 7z x -o%OUTDIR% %INFILE%.chm
+
+Under Linux::
+
+  $ 7z x -o$OUTDIR $INFILE.chm
+
+  $ sudo apt-get install libchm-bin
+  $ extract_chmLib $INFILE.chm $OUTDIR
+
+