public static MvcHtmlString JavascriptInclude(this HtmlHelper html, Type type, params string[] urls) { var sb = new StringBuilder(); var hash = type.Assembly.GetHashCode(); foreach (string url in urls) sb.AppendLine(string.Format("<script language=\"javascript\" type=\"text/javascript\" src=\"{0}?v={1}\"></script>", url, hash)); return MvcHtmlString.Create(sb.ToString()); }