docs: New example on how to use custom strategy with 2-bottleneck topology
diff --git a/docs/source/fw.rst b/docs/source/fw.rst
index 21e3531..dd4176b 100644
--- a/docs/source/fw.rst
+++ b/docs/source/fw.rst
@@ -6,6 +6,8 @@
 A new forwarding strategy can be implement completely different processing or override just specific actions/events of the :ndnsim:`forwarding strategy interface <ndn::ForwardingStrategy>`.
 Please refer to :ndnsim:`API documentation <ndn::ForwardingStrategy>` of the forwarding strategy interface, which lists all default actions/events.
 
+.. _Writing your own custom strategy:
+
 Writing your own custom strategy
 ++++++++++++++++++++++++++++++++
 
@@ -14,15 +16,16 @@
 
 The follwoing are template strategy h/cc files:
 
-.. literalinclude:: _static/code-samples/custom-strategy.h
+.. literalinclude:: ../../examples/custom-strategies/custom-strategy.h
    :language: c++
    :linenos:
    :lines: 1-36,51-55,59-
 
-.. literalinclude:: _static/code-samples/custom-strategy.cc
+.. literalinclude:: ../../examples/custom-strategies/custom-strategy.cc
    :language: c++
    :linenos:
    :lines: 1-40,42-50,75-76,115-
+   :emphasize-lines: 21,27
 
 After having the template, we can fill the necesasry functionality.  
 
@@ -30,7 +33,7 @@
 That is, if node has two or more alternative paths to forward the Interests, this Interest will be forwarded to the best two neighbors.
 The following implementation of CustomStrategy::DoPropagateInterest accomplishes the task:
 
-.. literalinclude:: _static/code-samples/custom-strategy.cc
+.. literalinclude:: ../../examples/custom-strategies/custom-strategy.cc
    :language: c++
    :linenos:
    :lines: 45-75
@@ -54,12 +57,19 @@
 
 The highlighted ares of the following code demonstrates how it can be impelmented:
 
-.. literalinclude:: _static/code-samples/custom-strategy.h
+.. literalinclude:: ../../examples/custom-strategies/custom-strategy.h
    :language: c++
    :linenos:
    :emphasize-lines: 37-50,56-58
 
-.. literalinclude:: _static/code-samples/custom-strategy.cc
+.. literalinclude:: ../../examples/custom-strategies/custom-strategy.cc
    :language: c++
    :linenos:
-   :emphasize-lines: 41,51-74,77-114
+   :emphasize-lines: 41,77-114
+
+
+Example of using custom strategy
+++++++++++++++++++++++++++++++++
+
+Please refer to :ref:`this example <11-node 2-bottleneck topology with custom forwarding strategy>`.
+