Further restructuring,

docs/source/examples_advanced.rst

@@ -1,6 +1,6 @@
-******************
-Advanced modelling
-******************
+*****************
+Advanced features
+*****************
 
 This section provides example models of some of the more advanced features of gprMax. Each example comes with an input file which you can download and run.
 

docs/source/examples_simple_2D.rst

@@ -1,6 +1,6 @@
-****************************
-Introductory/basic 2D models
-****************************
+************************
+Introductory models (2D)
+************************
 
 This section provides some introductory example models in 2D that demonstrate basic features of gprMax. Each example comes with an input file which you can download and run.
 

docs/source/index.rst

@@ -21,22 +21,14 @@ gprMax User Guide
 
 .. toctree::
     :maxdepth: 2
-    :caption: Additional Python tools
+    :caption: Python tools
 
     plotting
     utils
 
 .. toctree::
     :maxdepth: 2
-    :caption: Advanced topics
-
-    python_scripting
-    user_libraries
-    openmp_mpi
-
-.. toctree::
-    :maxdepth: 2
-    :caption: Examples
+    :caption: Example models
 
     examples_simple_2D
     examples_antennas
@@ -49,6 +41,14 @@ gprMax User Guide
     faqs
     screencasts
 
+.. toctree::
+    :maxdepth: 2
+    :caption: Advanced topics
+
+    python_scripting
+    openmp_mpi
+    user_libraries
+
 .. toctree::
     :maxdepth: 2
     :caption: Appendices

docs/source/openmp_mpi.rst

@@ -1,8 +1,8 @@
 .. _openmp-mpi:
 
-************************
-Parallelism - OpenMP/MPI
-************************
+***********
+Parallelism
+***********
 
 OpenMP
 ======

docs/source/user_libraries.rst

@@ -23,12 +23,12 @@ These antenna models can be accessed from within a block of Python code in your
     antenna_like_GSSI_1500(0.125, 0.094, 0.100, 0.001)
     #end_python:
 
+.. figure:: images/antenna_like_GSSI_1500.png
+    :width: 600 px
+
+    FDTD geometry mesh showing an antenna model similar to a GSSI 1.5   GHz antenna (skid removed for illustrative purposes).
+
 .. figure:: images/antenna_like_MALA_1200.png
     :width: 600 px
 
     FDTD geometry mesh showing an antenna model similar to a MALA 1.2GHz antenna (skid removed for illustrative purposes).
-
-.. figure:: images/antenna_like_GSSI_1500.png
-    :width: 600 px
-
-    FDTD geometry mesh showing an antenna model similar to a GSSI 1.5GHz antenna (skid removed for illustrative purposes).