--- a/firefox-devel.rst	Tue Jun 07 15:00:40 2011 +0300
+++ b/firefox-devel.rst	Thu Jun 09 09:49:05 2011 +0300
@@ -137,3 +137,16 @@
 
   https://developer.mozilla.org/en/Components.utils.reportError
 
+* Native Firefox debugging.
+
+** Adding symbols from Symbol Server.
+
+Execute in WinDbg:
+
+  .sympath SRV*c:\symcache\*http://msdl.microsoft.com/download/symbols;SRV*c:\symcache\*http://symbols.mozilla.org/firefox
+
+or Ctrl+S and add:
+
+  SRV*c:\symcache\*http://msdl.microsoft.com/download/symbols;SRV*c:\symcache\*http://symbols.mozilla.org/firefox
+
+  https://developer.mozilla.org/en/Using_the_Mozilla_symbol_server

--- a/windows-devel.rst	Tue Jun 07 15:00:40 2011 +0300
+++ b/windows-devel.rst	Thu Jun 09 09:49:05 2011 +0300
@@ -66,6 +66,23 @@
 
   !analyze -v
 
+** Adding symbols from Symbol Server.
+
+Execute in WinDbg:
+
+  .sympath SRV*D:\srv\symcache*http://msdl.microsoft.com/download/symbols
+
+or Ctrl+S and add:
+
+  SRV*D:\srv\symcache*http://msdl.microsoft.com/download/symbols
+
+  http://support.microsoft.com/kb/311503
+                Use the Microsoft Symbol Server to obtain debug symbol files
+
+** Using the SymChk.exe utility to download symbols.
+
+  symchk /r c:\windows\system32 /s SRV*c:\symbols\*http://msdl.microsoft.com/download/symbols
+
 * Running at startup.
 
   HKCU\Software\Microsoft\Windows\CurrentVersion\Run