diff --git a/BuildingCrossDev.md b/BuildingCrossDev.md
new file mode 100644
index 0000000..bb1f3e9
--- /dev/null
+++ b/BuildingCrossDev.md
@@ -0,0 +1,90 @@
+installing the cross development environment
+============================================
+
+Built on OSX 10.11.3
+Notes: 
+   * My /usr/local is writable by me. You will probable need to add "sudo" to any "make install" lines
+   * I have gcc-5.3.0 installed in /usr/local
+
+0. The fantastic AmigaOS cross compiler for Linux / MacOSX / Windows 
+
+   https://github.com/cahirwpz/amigaos-cross-toolchain
+
+    ```
+# git clone git://github.com/cahirwpz/amigaos-cross-toolchain.git
+# cd amigaos-cross-toolchain
+# ./toolchain-m68k --prefix=/usr/local/amiga build
+```
+   
+1. autoconf
+    ```
+    # curl -OL http://ftpmirror.gnu.org/autoconf/autoconf-2.69.tar.gz
+    # tar xzf autoconf-2.69.tar.gz
+    # cd autoconf-2.69
+    # ./configure --prefix=/usr/local
+    # make
+    # make install
+```
+
+2. automake
+    ```
+    # curl -OL http://ftpmirror.gnu.org/automake/automake-1.15.tar.gz
+    # tar xzf automake-1.15.tar.gz
+    # cd automake-1.15
+    # ./configure --prefix=/usr/local
+    # make
+    # make install
+```
+
+3. pkg-config
+    ```
+    # curl -OL https://pkg-config.freedesktop.org/releases/pkg-config-0.29.tar.gz
+    # tar zxf pkg-config-0.29.tar.gz
+    # cd pkg-config-0.29
+    # ./configure --with-internal-glib --prefix=/usr/local LDFLAGS="-framework CoreFoundation -framework Carbon"
+    # make
+    # make install
+```
+
+4. lha
+    ```
+    # git clone https://github.com/jca02266/lha.git
+    # aclocal
+    # autoheader
+    # automake -a
+    # autoconf
+    # ./configure --prefix=/usr/local
+    # make
+    # make install
+```
+
+5. libtool
+    ```
+   # wget http://ftpmirror.gnu.org/libtool/libtool-2.4.6.tar.gz
+   # tar zxfv libtool-2.4.6.tar.gz
+   # cd libtool-2.4.6
+   # ./configure --prefix=/usr/local
+   # make
+   # make install
+```
+
+6. libpng
+    ```
+   # wget ftp://ftp.simplesystems.org/pub/png/src/libpng16/libpng-1.6.21.tar.gz
+   # tar zxfv libpng-1.6.21.tar.gz
+   # cd libpng-1.6.21
+   # ./configure --prefix=/usr/local
+   # make
+   # make install
+```
+
+7. pngquant
+    ```
+    # git clone git://github.com/pornel/pngquant.git
+    # cd pngquant/lib
+    # ./configure --prefix=/usr/local
+    # make
+    # mkdir /usr/local/include/pngquant
+    # cp *.h /usr/local/include/pngquant/
+    # cp *.a /usr/local/lib
+```
diff --git a/README.md b/README.md
index e5e62ed..dee0750 100644
--- a/README.md
+++ b/README.md
@@ -23,96 +23,17 @@ documentation
 
 cross development environment
 -----------------------------
-Built on OSX 10.11.3
-Notes: 
-   * My /usr/local is writable by me. You will probable need to add "sudo" to any "make install" lines
-   * I have gcc-5.3.0 installed in /usr/local
 
-0. The fantastic AmigaOS cross compiler for Linux / MacOSX / Windows 
+These examples are developed on a mac using the fantastic AmigaOS cross compiler for Linux / MacOSX / Windows.
 
    https://github.com/cahirwpz/amigaos-cross-toolchain
 
-    ```
-# git clone git://github.com/cahirwpz/amigaos-cross-toolchain.git
-# cd amigaos-cross-toolchain
-# ./toolchain-m68k --prefix=/usr/local/amiga build
-```
-   
-1. autoconf
-    ```
-    # curl -OL http://ftpmirror.gnu.org/autoconf/autoconf-2.69.tar.gz
-    # tar xzf autoconf-2.69.tar.gz
-    # cd autoconf-2.69
-    # ./configure --prefix=/usr/local
-    # make
-    # make install
-```
+The support tools I have developed have additional requirements which you may not have on your system.
 
-2. automake
-    ```
-    # curl -OL http://ftpmirror.gnu.org/automake/automake-1.15.tar.gz
-    # tar xzf automake-1.15.tar.gz
-    # cd automake-1.15
-    # ./configure --prefix=/usr/local
-    # make
-    # make install
-```
-
-3. pkg-config
-    ```
-    # curl -OL https://pkg-config.freedesktop.org/releases/pkg-config-0.29.tar.gz
-    # tar zxf pkg-config-0.29.tar.gz
-    # cd pkg-config-0.29
-    # ./configure --with-internal-glib --prefix=/usr/local LDFLAGS="-framework CoreFoundation -framework Carbon"
-    # make
-    # make install
-```
-
-4. lha
-    ```
-    # git clone https://github.com/jca02266/lha.git
-    # aclocal
-    # autoheader
-    # automake -a
-    # autoconf
-    # ./configure --prefix=/usr/local
-    # make
-    # make install
-```
-
-5. libtool
-    ```
-   # wget http://ftpmirror.gnu.org/libtool/libtool-2.4.6.tar.gz
-   # tar zxfv libtool-2.4.6.tar.gz
-   # cd libtool-2.4.6
-   # ./configure --prefix=/usr/local
-   # make
-   # make install
-```
-
-6. libpng
-    ```
-   # wget ftp://ftp.simplesystems.org/pub/png/src/libpng16/libpng-1.6.21.tar.gz
-   # tar zxfv libpng-1.6.21.tar.gz
-   # cd libpng-1.6.21
-   # ./configure --prefix=/usr/local
-   # make
-   # make install
-```
-
-7. pngquant
-    ```
-    # git clone git://github.com/pornel/pngquant.git
-    # cd pngquant/lib
-    # ./configure --prefix=/usr/local
-    # make
-    # mkdir /usr/local/include/pngquant
-    # cp *.h /usr/local/include/pngquant/
-    # cp *.a /usr/local/lib
-```
+For a dump of what I did to install them see [installing the cross development environment](BuildingCrossDev.md)
 
 building
-========
+--------
 
 Build all examples by running ``make`` at the top level directory.
 
@@ -126,7 +47,7 @@ Invdivual examples can be built by entering the directory and running make:
 ```
 
 tools
-=====
+-----
 The following tools have been developed to support the examples:
 
 * [imagecon](tools/imagecon)