Reference
Masuga Design - Unobtrusive AJAX Star Rating Barhttp://www.masugadesign.com/the-lab/scripts/unobtrusive-ajax-star-rating-bar/
via
phpspot開発日誌 - 2006-08-20 - Ajax+PHP+MySQLな投票ウィジェットhttp://phpspot.org/blog/archives/2006/08/ajaxphpmysql.html