Add glutInitWindowPosition call
diff --git a/progs/demos/renormal.c b/progs/demos/renormal.c
index 284dffd..4fc1957 100644
--- a/progs/demos/renormal.c
+++ b/progs/demos/renormal.c
@@ -107,6 +107,7 @@
 int main( int argc, char *argv[] )
 {
    glutInit( &argc, argv );
+   glutInitWindowPosition(0, 0);
    glutInitWindowSize( 400, 400 );
 
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE );