--- 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