--- tools/build_html_index.sh.orig	2006-11-20 08:02:23.000000000 -0800
+++ tools/build_html_index.sh	2007-08-22 17:49:12.000000000 -0700
@@ -127,12 +127,16 @@
 
 ################
 
-#copy over CSS:
+#copy over CSS and GRASS logo:
 cp -f grassdocs.css $HTMLDIR/
-cp -f grassdocs.css $HTMLDIR/nviz/
-#copy over GRASS logo:
 cp -f grass.smlogo.gif $HTMLDIR/
+if ! test -d $HTMLDIR/nviz
+then
+    mkdir $HTMLDIR/nviz
+fi
+cp -f grassdocs.css $HTMLDIR/nviz/
 cp -f grass.smlogo.gif $HTMLDIR/nviz/
+
 #copy over GEM docs:
 mkdir -p $HTMLDIR/gem
 cp -f $GEMDIR/docs/GEM-Manual/*.html $HTMLDIR/gem/