Wordpress replace jquery default with Google API CDN jquery

wpGoogleJqueryAPIReplace.php

<?php
/**================Making jQuery Google API===================**/
function use_google_api_jquery() {
	if (!is_admin()) {
		// comment out the next two lines to load the local copy of jQuery
		wp_deregister_script('jquery');
		wp_register_script('jquery', 'http://ajax.googleapis.com/ajax/libs/jquery/1.8.1/jquery.min.js', false);
		wp_enqueue_script('jquery');
	}
}
add_action('init', 'use_google_api_jquery');