Index: source/blender/src/ghostwinlay.c
===================================================================
--- source/blender/src/ghostwinlay.c	(revision 11248)
+++ source/blender/src/ghostwinlay.c	(working copy)
@@ -889,15 +889,50 @@
 	return active_gl_window;
 }
 
+#ifdef _WIN32
+#define PATH_SEP		"\\"
+#else
+#define PATH_SEP		"/"
+#endif
+
 void window_open_ndof(Window* win)
 {
-    PILdynlib* ndofLib = PIL_dynlib_open("XXXXXXX-PUT-HERE-YOUR-PATH-TO-THE-PLUG--/spaceplug.plug");
-    if (ndofLib) {
+	char *inst_path, *plug_path;
+	const char *plug_dir = "plugins";
+	const char *plug_name = "3DxNdofBlender.plug";
+	PILdynlib *ndofLib;
 
-        GHOST_OpenNDOF(g_system, win->ghostwin, 
-            PIL_dynlib_find_symbol(ndofLib, "ndofInit"),
-            PIL_dynlib_find_symbol(ndofLib, "ndofShutdown"),
-            PIL_dynlib_find_symbol(ndofLib, "ndofOpen"));
+	// build the plugin path
+	plug_path = NULL;
+	inst_path = get_install_dir(); // path to main blender exec/bundle
+	if (inst_path) {
+		// assume the ndof plugin is located in the plug-in dir
+		size_t len = strlen(inst_path) + strlen(plug_dir) + strlen(PATH_SEP)*2
+		             + strlen(plug_name) + 1;
+		plug_path = MEM_mallocN(len, "ndofpluginpath");
+		if (plug_path) {
+			strncpy(plug_path, inst_path, len);
+			strcat(plug_path, PATH_SEP);
+			strcat(plug_path, plug_dir);
+			strcat(plug_path, PATH_SEP);
+			strcat(plug_path, plug_name);
+		}
+		MEM_freeN(inst_path);
+	}
+	
+	ndofLib	= PIL_dynlib_open(plug_path);
+#if 0
+	fprintf(stderr, "plugin path=%s; ndofLib=%p\n", plug_path, (void*)ndofLib);
+#endif
+	
+	if (plug_path)
+		MEM_freeN(plug_path);
+	
+	if (ndofLib) {
+		GHOST_OpenNDOF(g_system, win->ghostwin, 
+		               PIL_dynlib_find_symbol(ndofLib, "ndofInit"),
+		               PIL_dynlib_find_symbol(ndofLib, "ndofShutdown"),
+		               PIL_dynlib_find_symbol(ndofLib, "ndofOpen"));
 
 // original patch only
 //            PIL_dynlib_find_symbol(ndofLib, "ndofEventHandler"));
Index: source/blender/blenlib/BLI_blenlib.h
===================================================================
--- source/blender/blenlib/BLI_blenlib.h	(revision 11248)
+++ source/blender/blenlib/BLI_blenlib.h	(working copy)
@@ -247,6 +247,8 @@
 	 */
 void BLI_where_am_i(char *fullname, char *name);
 
+char *get_install_dir(void);
+
 	/**
 	 * determines the full path to the application bundle on OS X
 	 *
Index: source/blender/blenloader/intern/writefile.c
===================================================================
--- source/blender/blenloader/intern/writefile.c	(revision 11248)
+++ source/blender/blenloader/intern/writefile.c	(working copy)
@@ -1981,7 +1981,7 @@
 #define PATHSEPERATOR		"/"
 #endif
 
-static char *get_install_dir(void) {
+char *get_install_dir(void) {
 	extern char bprogname[];
 	char *tmpname = BLI_strdup(bprogname);
 	char *cut;