diff --git a/mk/windoze/build-mg.bat b/mk/windoze/build-mg.bat
index 858bb784..363c5a9f 100644
--- a/mk/windoze/build-mg.bat
+++ b/mk/windoze/build-mg.bat
@@ -10,8 +10,15 @@ ECHO --------------------------------
 ECHO Setting up Visual Studio 2008 environment vars...
 REM Ensure ultifds HP doesn't mess the build up
 SET Platform=
-if "%DevEnvDir%." == "." call "\Program Files\Microsoft Visual Studio 9.0\vc\vcvarsall.bat"
+if "%DevEnvDir%." == "." goto SETVCVARS
+GOTO SVNSECTION
 
+:SETVCVARS
+IF EXISTS "\Program Files\Microsoft Visual Studio 9.0\" call "\Program Files\Microsoft Visual Studio 9.0\vc\vcvarsall.bat"
+IF EXISTS "\Program Files\Microsoft Visual Studio 9.0\" goto SETVCVARS
+IF EXISTS "\Program Files (x86)\Microsoft Visual Studio 9.0\" call "\Program Files (x86)\Microsoft Visual Studio 9.0\vc\vcvarsall.bat"
+
+:SVNSECTION
 rem Update from SVN to latest rev
 ECHO --------------------------------
 Echo Updating Code from SVN to latest Revision...
@@ -41,4 +48,4 @@ if not "%SVNVERSION%" == "." echo #define SVNVERSION "%SVNVERSION%" > ..\..\sour
 msbuild /p:Configuration=Release Glest.sln
 
 rem pause execution so we can see the output before the batch file exits
-pause
\ No newline at end of file
+pause