diff -u -r1.24 -r1.25
--- Subdetector.java	17 Nov 2010 00:13:44 -0000	1.24
+++ Subdetector.java	3 Dec 2010 01:23:07 -0000	1.25
@@ -1,5 +1,7 @@

 package org.lcsim.geometry.compact;
 

+import java.awt.Color;
+

 import org.jdom.Attribute;
 import org.jdom.Element;
 import org.jdom.JDOMException;

@@ -14,12 +16,12 @@

  * @author Tony Johnson <[log in to unmask]>
  * @author Jeremy McCormick <[log in to unmask]>
  * 

- * @version $Id: Subdetector.java,v 1.24 2010/11/17 00:13:44 jeremy Exp $

+ * @version $Id: Subdetector.java,v 1.25 2010/12/03 01:23:07 jeremy Exp $

  */
 public class Subdetector implements org.lcsim.geometry.Subdetector
 {
     // FIXME: Why is reflect a general attribute of Subdetector?  It only makes

-    //        sense for endcaps!

+    //        sense for endcaps.

     // Make default setting true so that when it isn't set, we get two endcaps as expected.
     private boolean reflect = true;
 

@@ -168,7 +170,15 @@

 
     public VisAttributes getVisAttributes()
     {

-        return this.vis;

+        // Make a default VisAttributes if it is null.
+        if ( vis == null )
+        {
+            vis = new VisAttributes( getName() + "_vis" );
+            
+            // Set color to white so it will show in Wired and Geant4.
+            vis.setColor( Color.WHITE );
+        }
+        return vis;

     }
 
     public Element getNode()