function cidInfo(sId) {

                var iSum = 0

                var info = ""

                if (!/^\d{17}(\d|x)$/i.test(sId)) { return false; }

                sId = sId.replace(/x$/i, "a");

                if (aCity[parseInt(sId.substr(0, 2))] == null) { return "Error:非法地区"; }

                sBirthday = sId.substr(6, 4) + "-" + Number(sId.substr(10, 2)) + "-" + Number(sId.substr(12, 2));

                var d = new Date(sBirthday.replace(/-/g, "/"))

                if (sBirthday != (d.getFullYear() + "-" + (d.getMonth() + 1) + "-" + d.getDate())) return "Error:非法生日";

                for (var i = 17; i >= 0; i--) iSum += (Math.pow(2, i) % 11) * parseInt(sId.charAt(17 - i), 11)

                if (iSum % 11 != 1) return "Error:非法证号";
　　　　　　　　　return aCity[parseInt(sId.substr(0, 2))] + "," + sBirthday + "," + (sId.substr(16, 1) % 2 ? "男" : "女")

 }