diff --git a/projects/viztool/bin/viztool b/projects/viztool/bin/viztool
index 55e4414e..a7428733 100755
--- a/projects/viztool/bin/viztool
+++ b/projects/viztool/bin/viztool
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# $Id: viztool,v 1.1 2001/08/12 02:52:51 mdb Exp $
+# $Id: viztool,v 1.2 2001/11/08 19:38:54 mdb Exp $
 #
 # Sets up the classpath and invokes viztool with arguments supplied to
 # this script.
@@ -20,6 +20,10 @@ options:
          list. Excluding foo.bar will not automatically exclude
          foo.bar.baz.
       [--print]
+      [--cpath="jar_file|directory [jar_file|directory ...]"]
+         A list of jar files and directories to include in the classpath
+         (separated by spaces). This will be globbed for you, so you can
+         pass in --cpath="lib/*.jar".
 EOH
     exit -1
 }
@@ -41,6 +45,14 @@ do
         EXCL=`echo $1 | sed 's:--exclude=::g'`
         JOPTIONS="$JOPTIONS -Dexclude=$EXCL"
         ;;
+    --cpath=*)
+        ELEMS=`echo $1 | sed 's:--cpath=::g'`
+        if [ -z "$CLASSPATH" ] ; then
+            export CLASSPATH=`echo $ELEMS | sed 's/ /:/g'`
+        else
+            export CLASSPATH=$CLASSPATH:`echo $ELEMS | sed 's/ /:/g'`
+        fi
+        ;;
     -*)
         echo "Unknown option: $1"
         exit -1