diff -r 000000000000 -r d970ebf37754 wp/wp-content/themes/twentythirteen/js/theme-customizer.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-content/themes/twentythirteen/js/theme-customizer.js	Wed Nov 06 03:21:17 2013 +0000
@@ -0,0 +1,40 @@
+/**
+ * Theme Customizer enhancements for a better user experience.
+ *
+ * Contains handlers to make Theme Customizer preview reload changes asynchronously.
+ * Things like site title and description changes.
+ */
+
+( function( $ ) {
+	// Site title and description.
+	wp.customize( 'blogname', function( value ) {
+		value.bind( function( to ) {
+			$( '.site-title' ).text( to );
+		} );
+	} );
+	wp.customize( 'blogdescription', function( value ) {
+		value.bind( function( to ) {
+			$( '.site-description' ).text( to );
+		} );
+	} );
+	// Header text color.
+	wp.customize( 'header_textcolor', function( value ) {
+		value.bind( function( to ) {
+			if ( 'blank' == to ) {
+				if ( 'remove-header' == _wpCustomizeSettings.values.header_image )
+					$( '.home-link' ).css( 'min-height', '0' );
+				$( '.site-title, .site-description' ).css( {
+					'clip': 'rect(1px, 1px, 1px, 1px)',
+					'position': 'absolute'
+				} );
+			} else {
+				$( '.home-link' ).css( 'min-height', '230px' );
+				$( '.site-title, .site-description' ).css( {
+					'clip': 'auto',
+					'color': to,
+					'position': 'relative'
+				} );
+			}
+		} );
+	} );
+} )( jQuery );