diff --git a/functions.php b/functions.php
index cc043c24..14e2b00c 100644
--- a/functions.php
+++ b/functions.php
@@ -37,9 +37,9 @@ function _s_setup() {
 	require( get_template_directory() . '/inc/extras.php' );
 
 	/**
-	 * Custom Theme Options
+	 * Customizer additions
 	 */
-	//require( get_template_directory() . '/inc/theme-options/theme-options.php' );
+	require( get_template_directory() . '/inc/customizer.php' );
 
 	/**
 	 * WordPress.com-specific functions and definitions
diff --git a/inc/customizer.php b/inc/customizer.php
new file mode 100644
index 00000000..a9768532
--- /dev/null
+++ b/inc/customizer.php
@@ -0,0 +1,30 @@
+<?php
+/**
+ * _s Theme Customizer
+ *
+ * @package _s
+ * @since _s 1.2
+ */
+
+/**
+ * Add postMessage support for site title and description for the Theme Customizer.
+ *
+ * @param WP_Customize_Manager $wp_customize Theme Customizer object.
+ *
+ * @since _s 1.2
+ */
+function _s_customize_register( $wp_customize ) {
+	$wp_customize->get_setting( 'blogname' )->transport        = 'postMessage';
+	$wp_customize->get_setting( 'blogdescription' )->transport = 'postMessage';
+}
+add_action( 'customize_register', '_s_customize_register' );
+
+/**
+ * Binds JS handlers to make Theme Customizer preview reload changes asynchronously.
+ *
+ * @since _s 1.2
+ */
+function _s_customize_preview_js() {
+	wp_enqueue_script( '_s_customizer', get_template_directory_uri() . '/js/customizer.js', array( 'customize-preview' ), '20120827', true );
+}
+add_action( 'customize_preview_init', '_s_customize_preview_js' );
diff --git a/inc/theme-options/theme-options.php b/inc/theme-options/theme-options.php
deleted file mode 100644
index 015ff133..00000000
--- a/inc/theme-options/theme-options.php
+++ /dev/null
@@ -1,306 +0,0 @@
-<?php
-/**
- * _s Theme Options
- *
- * @package _s
- * @since _s 1.0
- */
-
-/**
- * Register the form setting for our _s_options array.
- *
- * This function is attached to the admin_init action hook.
- *
- * This call to register_setting() registers a validation callback, _s_theme_options_validate(),
- * which is used when the option is saved, to ensure that our option values are properly
- * formatted, and safe.
- *
- * @since _s 1.0
- */
-function _s_theme_options_init() {
-	register_setting(
-		'_s_options', // Options group, see settings_fields() call in _s_theme_options_render_page()
-		'_s_theme_options', // Database option, see _s_get_theme_options()
-		'_s_theme_options_validate' // The sanitization callback, see _s_theme_options_validate()
-	);
-
-	// Register our settings field group
-	add_settings_section(
-		'general', // Unique identifier for the settings section
-		'', // Section title (we don't want one)
-		'__return_false', // Section callback (we don't want anything)
-		'theme_options' // Menu slug, used to uniquely identify the page; see _s_theme_options_add_page()
-	);
-
-	// Register our individual settings fields
-	add_settings_field(
-		'sample_checkbox', // Unique identifier for the field for this section
-		__( 'Sample Checkbox', '_s' ), // Setting field label
-		'_s_settings_field_sample_checkbox', // Function that renders the settings field
-		'theme_options', // Menu slug, used to uniquely identify the page; see _s_theme_options_add_page()
-		'general' // Settings section. Same as the first argument in the add_settings_section() above
-	);
-
-	add_settings_field( 'sample_text_input', __( 'Sample Text Input', '_s' ), '_s_settings_field_sample_text_input', 'theme_options', 'general' );
-	add_settings_field( 'sample_select_options', __( 'Sample Select Options', '_s' ), '_s_settings_field_sample_select_options', 'theme_options', 'general' );
-	add_settings_field( 'sample_radio_buttons', __( 'Sample Radio Buttons', '_s' ), '_s_settings_field_sample_radio_buttons', 'theme_options', 'general' );
-	add_settings_field( 'sample_textarea', __( 'Sample Textarea', '_s' ), '_s_settings_field_sample_textarea', 'theme_options', 'general' );
-}
-add_action( 'admin_init', '_s_theme_options_init' );
-
-/**
- * Change the capability required to save the '_s_options' options group.
- *
- * @see _s_theme_options_init() First parameter to register_setting() is the name of the options group.
- * @see _s_theme_options_add_page() The edit_theme_options capability is used for viewing the page.
- *
- * @param string $capability The capability used for the page, which is manage_options by default.
- * @return string The capability to actually use.
- */
-function _s_option_page_capability( $capability ) {
-	return 'edit_theme_options';
-}
-add_filter( 'option_page_capability__s_options', '_s_option_page_capability' );
-
-/**
- * Add our theme options page to the admin menu.
- *
- * This function is attached to the admin_menu action hook.
- *
- * @since _s 1.0
- */
-function _s_theme_options_add_page() {
-	$theme_page = add_theme_page(
-		__( 'Theme Options', '_s' ),   // Name of page
-		__( 'Theme Options', '_s' ),   // Label in menu
-		'edit_theme_options',          // Capability required
-		'theme_options',               // Menu slug, used to uniquely identify the page
-		'_s_theme_options_render_page' // Function that renders the options page
-	);
-}
-add_action( 'admin_menu', '_s_theme_options_add_page' );
-
-/**
- * Returns an array of sample select options registered for _s.
- *
- * @since _s 1.0
- */
-function _s_sample_select_options() {
-	$sample_select_options = array(
-		'0' => array(
-			'value' =>	'0',
-			'label' => __( 'Zero', '_s' )
-		),
-		'1' => array(
-			'value' =>	'1',
-			'label' => __( 'One', '_s' )
-		),
-		'2' => array(
-			'value' => '2',
-			'label' => __( 'Two', '_s' )
-		),
-		'3' => array(
-			'value' => '3',
-			'label' => __( 'Three', '_s' )
-		),
-		'4' => array(
-			'value' => '4',
-			'label' => __( 'Four', '_s' )
-		),
-		'5' => array(
-			'value' => '5',
-			'label' => __( 'Five', '_s' )
-		)
-	);
-
-	return apply_filters( '_s_sample_select_options', $sample_select_options );
-}
-
-/**
- * Returns an array of sample radio options registered for _s.
- *
- * @since _s 1.0
- */
-function _s_sample_radio_buttons() {
-	$sample_radio_buttons = array(
-		'yes' => array(
-			'value' => 'yes',
-			'label' => __( 'Yes', '_s' )
-		),
-		'no' => array(
-			'value' => 'no',
-			'label' => __( 'No', '_s' )
-		),
-		'maybe' => array(
-			'value' => 'maybe',
-			'label' => __( 'Maybe', '_s' )
-		)
-	);
-
-	return apply_filters( '_s_sample_radio_buttons', $sample_radio_buttons );
-}
-
-/**
- * Returns the options array for _s.
- *
- * @since _s 1.0
- */
-function _s_get_theme_options() {
-	$saved = (array) get_option( '_s_theme_options' );
-	$defaults = array(
-		'sample_checkbox'       => 'off',
-		'sample_text_input'     => '',
-		'sample_select_options' => '',
-		'sample_radio_buttons'  => '',
-		'sample_textarea'       => '',
-	);
-
-	$defaults = apply_filters( '_s_default_theme_options', $defaults );
-
-	$options = wp_parse_args( $saved, $defaults );
-	$options = array_intersect_key( $options, $defaults );
-
-	return $options;
-}
-
-/**
- * Renders the sample checkbox setting field.
- */
-function _s_settings_field_sample_checkbox() {
-	$options = _s_get_theme_options();
-	?>
-	<label for="sample-checkbox">
-		<input type="checkbox" name="_s_theme_options[sample_checkbox]" id="sample-checkbox" <?php checked( 'on', $options['sample_checkbox'] ); ?> />
-		<?php _e( 'A sample checkbox.', '_s' ); ?>
-	</label>
-	<?php
-}
-
-/**
- * Renders the sample text input setting field.
- */
-function _s_settings_field_sample_text_input() {
-	$options = _s_get_theme_options();
-	?>
-	<input type="text" name="_s_theme_options[sample_text_input]" id="sample-text-input" value="<?php echo esc_attr( $options['sample_text_input'] ); ?>" />
-	<label class="description" for="sample-text-input"><?php _e( 'Sample text input', '_s' ); ?></label>
-	<?php
-}
-
-/**
- * Renders the sample select options setting field.
- */
-function _s_settings_field_sample_select_options() {
-	$options = _s_get_theme_options();
-	?>
-	<select name="_s_theme_options[sample_select_options]" id="sample-select-options">
-		<?php
-			$selected = $options['sample_select_options'];
-			$p = '';
-			$r = '';
-
-			foreach ( _s_sample_select_options() as $option ) {
-				$label = $option['label'];
-				if ( $selected == $option['value'] ) // Make default first in list
-					$p = "\n\t<option style=\"padding-right: 10px;\" selected='selected' value='" . esc_attr( $option['value'] ) . "'>$label</option>";
-				else
-					$r .= "\n\t<option style=\"padding-right: 10px;\" value='" . esc_attr( $option['value'] ) . "'>$label</option>";
-			}
-			echo $p . $r;
-		?>
-	</select>
-	<label class="description" for="sample_theme_options[selectinput]"><?php _e( 'Sample select input', '_s' ); ?></label>
-	<?php
-}
-
-/**
- * Renders the radio options setting field.
- *
- * @since _s 1.0
- */
-function _s_settings_field_sample_radio_buttons() {
-	$options = _s_get_theme_options();
-
-	foreach ( _s_sample_radio_buttons() as $button ) {
-	?>
-	<div class="layout">
-		<label class="description">
-			<input type="radio" name="_s_theme_options[sample_radio_buttons]" value="<?php echo esc_attr( $button['value'] ); ?>" <?php checked( $options['sample_radio_buttons'], $button['value'] ); ?> />
-			<?php echo $button['label']; ?>
-		</label>
-	</div>
-	<?php
-	}
-}
-
-/**
- * Renders the sample textarea setting field.
- */
-function _s_settings_field_sample_textarea() {
-	$options = _s_get_theme_options();
-	?>
-	<textarea class="large-text" type="text" name="_s_theme_options[sample_textarea]" id="sample-textarea" cols="50" rows="10" /><?php echo esc_textarea( $options['sample_textarea'] ); ?></textarea>
-	<label class="description" for="sample-textarea"><?php _e( 'Sample textarea', '_s' ); ?></label>
-	<?php
-}
-
-/**
- * Renders the Theme Options administration screen.
- *
- * @since _s 1.0
- */
-function _s_theme_options_render_page() {
-	?>
-	<div class="wrap">
-		<?php screen_icon(); ?>
-		<?php $theme_name = function_exists( 'wp_get_theme' ) ? wp_get_theme() : get_current_theme(); ?>
-		<h2><?php printf( __( '%s Theme Options', '_s' ), $theme_name ); ?></h2>
-		<?php settings_errors(); ?>
-
-		<form method="post" action="options.php">
-			<?php
-				settings_fields( '_s_options' );
-				do_settings_sections( 'theme_options' );
-				submit_button();
-			?>
-		</form>
-	</div>
-	<?php
-}
-
-/**
- * Sanitize and validate form input. Accepts an array, return a sanitized array.
- *
- * @see _s_theme_options_init()
- * @todo set up Reset Options action
- *
- * @param array $input Unknown values.
- * @return array Sanitized theme options ready to be stored in the database.
- *
- * @since _s 1.0
- */
-function _s_theme_options_validate( $input ) {
-	$output = array();
-
-	// Checkboxes will only be present if checked.
-	if ( isset( $input['sample_checkbox'] ) )
-		$output['sample_checkbox'] = 'on';
-
-	// The sample text input must be safe text with no HTML tags
-	if ( isset( $input['sample_text_input'] ) && ! empty( $input['sample_text_input'] ) )
-		$output['sample_text_input'] = wp_filter_nohtml_kses( $input['sample_text_input'] );
-
-	// The sample select option must actually be in the array of select options
-	if ( isset( $input['sample_select_options'] ) && array_key_exists( $input['sample_select_options'], _s_sample_select_options() ) )
-		$output['sample_select_options'] = $input['sample_select_options'];
-
-	// The sample radio button value must be in our array of radio button values
-	if ( isset( $input['sample_radio_buttons'] ) && array_key_exists( $input['sample_radio_buttons'], _s_sample_radio_buttons() ) )
-		$output['sample_radio_buttons'] = $input['sample_radio_buttons'];
-
-	// The sample textarea must be safe text with the allowed tags for posts
-	if ( isset( $input['sample_textarea'] ) && ! empty( $input['sample_textarea'] ) )
-		$output['sample_textarea'] = wp_filter_post_kses( $input['sample_textarea'] );
-
-	return apply_filters( '_s_theme_options_validate', $output, $input );
-}
diff --git a/js/customizer.js b/js/customizer.js
new file mode 100644
index 00000000..9712cde9
--- /dev/null
+++ b/js/customizer.js
@@ -0,0 +1,19 @@
+/**
+ * Theme Customizer enhancements for a better user experience.
+ *
+ * Contains handlers to make Theme Customizer preview reload changes asynchronously.
+ */
+
+( function( $ ) {
+	// Site title and description.
+	wp.customize( 'blogname', function( value ) {
+		value.bind( function( to ) {
+			$( '.site-title a' ).html( to );
+		} );
+	} );
+	wp.customize( 'blogdescription', function( value ) {
+		value.bind( function( to ) {
+			$( '.site-description' ).html( to );
+		} );
+	} );
+} )( jQuery );
\ No newline at end of file