ClassLoader.getSystemClassLoader()) ;
classLoader) ;
    protected Class getClassForName(ConfigCommand cmd, String className) {	try {	    // Use the system class loader.  If the Java 3D jar files are	    // installed directly in the JVM's lib/ext directory, then the	    // default class loader won't find user classes outside ext.	    return Class.forName(className, true,				 ClassLoader.getSystemClassLoader()) ;	}	catch (ClassNotFoundException e) {	    throw new IllegalArgumentException		(errorMessage(cmd, "Class \"" + className + "\" not found")) ;	}    }