diff --git a/README b/README
index 3af3a07..cb443f0 100644
--- a/README
+++ b/README
@@ -37,9 +37,11 @@
 % sudo apt-get install python-markdown
 
 For Mac:
-Eh, haven't tried this yet, not sure. But it should be enough to just install
-Python Markdown by hook or crook and make sure it's in your PATH.
-http://www.freewisdom.org/projects/python-markdown/
+$ sudo easy_install ElementTree
+$ sudo easy_install Markdown
+
+More information here:
+http://www.freewisdom.org/projects/python-markdown/Installation
 
 ### Contents Included in Box ###
 
diff --git a/scripts/build.py b/scripts/build.py
index d57762d..8188f51 100755
--- a/scripts/build.py
+++ b/scripts/build.py
@@ -44,6 +44,7 @@
 os.mkdir(HTML_DIR)
 
 category = 'home'
+parents = {}
 for curdir, subdirs, files in os.walk(SRC_DIR):
   print 'Processing %s...'  % (curdir,),
   outdir = [x for x in curdir.split(os.path.sep) if x]
@@ -51,20 +52,36 @@
   if len(outdir) == 2:
     category = outdir[-1]
   outdir = os.path.join(*outdir)
-  
+
   for subdir in subdirs:
     os.mkdir(os.path.join(outdir, subdir))
 
+  parentdir = os.path.dirname(curdir)
+  if parentdir in parents:
+    parent = parents[parentdir]
+  else:
+    parent = ('', '')
+
   if 'sidebar.md' in files:
     sidebar = markdown(os.path.join(curdir, 'sidebar.md'))
     del files[files.index('sidebar.md')]
   else:
-    sidebar = ''
+    sidebar = parent[0]
+
+  if 'sidebar2.md' in files:
+    sidebar2 = markdown(os.path.join(curdir, 'sidebar2.md'))
+    del files[files.index('sidebar2.md')]
+  else:
+    sidebar2 = parent[1]
+
+  parents[curdir] = (sidebar, sidebar2)
+
   for f in files:
     print ' .',
     if f.endswith('.md'):
       main = markdown(os.path.join(curdir, f))
-      final = template.safe_substitute(main=main, sidebar=sidebar, category=category, title=get_title(os.path.join(curdir, f)))
+      final = template.safe_substitute(main=main, sidebar=sidebar, sidebar2=sidebar2, \
+          category=category, title=get_title(os.path.join(curdir, f)))
     
       html = file(os.path.join(outdir, f.replace('.md', '.html')), 'w')
       html.write(final)
diff --git a/src/tech/bluetooth/sidebar.md b/src/tech/bluetooth/sidebar.md
deleted file mode 100644
index e57e2b0..0000000
--- a/src/tech/bluetooth/sidebar.md
+++ /dev/null
@@ -1,7 +0,0 @@
-# Topics #
-- [Dalvik](/tech/dalvik/index.html)
-- [Bluetooth](/tech/bluetooth/index.html)
-- [NFC](/tech/nfc/index.html)
-- [Encryption](/tech/encryption/index.html)
-
-# Bluetooth Topics #
diff --git a/src/tech/bluetooth/sidebar2.md b/src/tech/bluetooth/sidebar2.md
new file mode 100644
index 0000000..2075d11
--- /dev/null
+++ b/src/tech/bluetooth/sidebar2.md
@@ -0,0 +1 @@
+# Bluetooth Topics #
diff --git a/src/tech/dalvik/sidebar.md b/src/tech/dalvik/sidebar.md
deleted file mode 100644
index 2aef4f3..0000000
--- a/src/tech/dalvik/sidebar.md
+++ /dev/null
@@ -1,10 +0,0 @@
-# Topics #
-- [Dalvik](/tech/dalvik/index.html)
-- [Bluetooth](/tech/bluetooth/index.html)
-- [NFC](/tech/nfc/index.html)
-- [Encryption](/tech/encryption/index.html)
-
-# Dalvik Topics #
-- [Bytecode Format](dalvik-bytecode.html)
-- [.Dex Format](dex-format.html)
-- [Instruction Formats](instruction-formats.html)
diff --git a/src/tech/dalvik/sidebar2.md b/src/tech/dalvik/sidebar2.md
new file mode 100644
index 0000000..fa825b3
--- /dev/null
+++ b/src/tech/dalvik/sidebar2.md
@@ -0,0 +1,4 @@
+# Dalvik Topics #
+- [Bytecode Format](dalvik-bytecode.html)
+- [.Dex Format](dex-format.html)
+- [Instruction Formats](instruction-formats.html)
diff --git a/src/tech/encryption/sidebar.md b/src/tech/encryption/sidebar.md
deleted file mode 100644
index e1f9ad7..0000000
--- a/src/tech/encryption/sidebar.md
+++ /dev/null
@@ -1,9 +0,0 @@
-# Topics #
-- [Dalvik](/tech/dalvik/index.html)
-- [Bluetooth](/tech/bluetooth/index.html)
-- [NFC](/tech/nfc/index.html)
-- [Encryption](/tech/encryption/index.html)
-
-# Encryption Topics #
-- [Android Encryption Implementation](/tech/encryption/android_crypto_implementation.html)
-
diff --git a/src/tech/encryption/sidebar2.md b/src/tech/encryption/sidebar2.md
new file mode 100644
index 0000000..f201414
--- /dev/null
+++ b/src/tech/encryption/sidebar2.md
@@ -0,0 +1,3 @@
+# Encryption Topics #
+- [Android Encryption Implementation](/tech/encryption/android_crypto_implementation.html)
+
diff --git a/src/tech/nfc/sidebar.md b/src/tech/nfc/sidebar.md
deleted file mode 100644
index aa51014..0000000
--- a/src/tech/nfc/sidebar.md
+++ /dev/null
@@ -1,7 +0,0 @@
-# Topics #
-- [Dalvik](/tech/dalvik/index.html)
-- [Bluetooth](/tech/bluetooth/index.html)
-- [NFC](/tech/nfc/index.html)
-- [Encryption](/tech/encryption/index.html)
-
-# NFC Topics #
diff --git a/src/tech/nfc/sidebar2.md b/src/tech/nfc/sidebar2.md
new file mode 100644
index 0000000..8579d80
--- /dev/null
+++ b/src/tech/nfc/sidebar2.md
@@ -0,0 +1 @@
+# NFC Topics #
diff --git a/src/tech/sidebar.md b/src/tech/sidebar.md
index 11c01b3..d1d6dbb 100644
--- a/src/tech/sidebar.md
+++ b/src/tech/sidebar.md
@@ -1,5 +1,5 @@
 # Topics #
-- [Dalvik](/tech/dalvik/index.html)
 - [Bluetooth](/tech/bluetooth/index.html)
-- [NFC](/tech/nfc/index.html)
+- [Dalvik](/tech/dalvik/index.html)
 - [Encryption](/tech/encryption/index.html)
+- [NFC](/tech/nfc/index.html)
diff --git a/templates/sidebar b/templates/sidebar
index a8c7b55..6b7dbe7 100644
--- a/templates/sidebar
+++ b/templates/sidebar
@@ -1,4 +1,5 @@
 <div id=sidebar>
   $sidebar
+  $sidebar2
 </div>