-if ( in_array( $pagenow, array('post.php', 'post-new.php', 'page.php', 'page-new.php') ) ) {
- add_action( 'admin_head', 'wp_tiny_mce' );
-}
+/**
+ * Enqueue scripts for all admin pages.
+ *
+ * @since 2.8.0
+ *
+ * @param string $hook_suffix The current admin page.
+ */
+do_action( 'admin_enqueue_scripts', $hook_suffix );
+
+/**
+ * Print styles for a specific admin page based on $hook_suffix.
+ *
+ * @since 2.6.0
+ */
+do_action( "admin_print_styles-$hook_suffix" );
+
+/**
+ * Print styles for all admin pages.
+ *
+ * @since 2.6.0
+ */
+do_action( 'admin_print_styles' );
+
+/**
+ * Print scripts for a specific admin page based on $hook_suffix.
+ *
+ * @since 2.1.0
+ */
+do_action( "admin_print_scripts-$hook_suffix" );
+
+/**
+ * Print scripts for all admin pages.
+ *
+ * @since 2.1.0
+ */
+do_action( 'admin_print_scripts' );
+
+/**
+ * Fires in <head> for a specific admin page based on $hook_suffix.
+ *
+ * @since 2.1.0
+ */
+do_action( "admin_head-$hook_suffix" );
+
+/**
+ * Fires in <head> for all admin pages.
+ *
+ * @since 2.1.0
+ */
+do_action( 'admin_head' );
+
+if ( get_user_setting('mfold') == 'f' )
+ $admin_body_class .= ' folded';
+
+if ( !get_user_setting('unfold') )
+ $admin_body_class .= ' auto-fold';
+
+if ( is_admin_bar_showing() )
+ $admin_body_class .= ' admin-bar';