diff --git a/Modules/FindX11.cmake b/Modules/FindX11.cmake
new file mode 100644
index 000000000..8cdcd4818
--- /dev/null
+++ b/Modules/FindX11.cmake
@@ -0,0 +1,27 @@
+#
+# try to find X11 libraries on UNIX systems once done this will define
+#
+# X11_INCLUDE_PATH = where the GL include directory can be found
+# X11_LIB_PATH     = where the GL library can be found
+# X11_LIBRARY      = the name of the OpenGL library to link with
+#
+
+IF (WIN32)
+  SET (X11_LIBRARY x11 CACHE STRING "X11 library")
+ELSE (WIN32)
+  FIND_PATH(X11_INCLUDE_PATH X11.h
+  /usr/include 
+  /usr/local/include 
+  /usr/openwin/share/include 
+  /opt/graphics/OpenGL/include 
+  /usr/X11R6/include 
+  )
+
+  FIND_LIBRARY(X11_LIBRARY libX11.so
+  /usr/lib 
+  /usr/local/lib 
+  /usr/X11R6/lib
+  /usr/openwin/lib 
+  )
+
+ENDIF (WIN32)