Index: header.php
===================================================================
--- header.php	(revision 15079)
+++ header.php	(working copy)
@@ -83,7 +83,7 @@
 			  <?php /*  Allow screen readers / text browsers to skip the navigation menu and get right to the good stuff */ ?>
 				<div class="skip-link screen-reader-text"><a href="#content" title="<?php esc_attr_e( 'Skip to content', 'twentyten' ); ?>"><?php _e( 'Skip to content', 'twentyten' ); ?></a></div>
 				<?php /* Our navigation menu.  If one isn't filled out, wp_nav_menu falls back to wp_page_menu.  The menu assiged to the primary position is the one used.  If none is assigned, the menu with the lowest ID is used.  */ ?>
-				<?php wp_nav_menu( array( 'sort_column' => 'menu_order', 'container_class' => 'menu-header', 'theme_location' => 'primary' ) ); ?>
+				<?php wp_nav_menu( array( 'container_class' => 'menu-header', 'theme_location' => 'primary' ) ); ?>
 			</div><!-- #access -->
 		</div><!-- #masthead -->
 	</div><!-- #header -->