Fixed thematic usage of method_exists

thematic/library/extensions/widgets-extensions.php

@@ -391,7 +391,7 @@ function thematic_primary_aside() {
 		dynamic_sidebar( 'primary-aside' );
 		echo thematic_after_widget_area( 'primary-aside' );
 	// WordPress 3.4
-	} elseif ( method_exists ( $wp_customize,'is_preview' ) && $wp_customize->is_preview()  ){ 
+	} elseif ( is_object($wp_customize) && method_exists ( $wp_customize,'is_preview' ) && $wp_customize->is_preview()  ){ 
 		echo thematic_before_widget_area( 'primary-aside' );
 		the_widget('Thematic_Widget_Search', null , $args);
 		the_widget('WP_Widget_Pages', null , $args);
@@ -419,7 +419,7 @@ function thematic_secondary_aside() {
 		dynamic_sidebar( 'secondary-aside' );
 		echo thematic_after_widget_area( 'secondary-aside' );
 	// WordPress 3.4
-	} elseif ( method_exists ( $wp_customize,'is_preview' ) && $wp_customize->is_preview()  ){ 
+	} elseif ( is_object($wp_customize) && method_exists ( $wp_customize,'is_preview' ) && $wp_customize->is_preview()  ){ 
 		echo thematic_before_widget_area( 'secondary-aside' );
 		the_widget('Thematic_Widget_RSS', null, $args);
 		the_widget('Thematic_Widget_Meta', null, $args);