时间倒计时

 var startTime = $("#sendTime #time").html().split("-");
                var stopTime = $("#stopTime #time").html().split("-");
                var start0 = startTime[0], start1 = startTime[1], start2 = startTime[2];
                var stop0 = stopTime[0], stop1 = stopTime[1], stop2 = parseInt(stopTime[2]) + 1;
                var day1 = new Date(start0, start1 - 1, start2).getTime();
                var day2 = new Date(stop0, stop1 - 1, stop2).getTime();
                var today = new Date();
                var ms, dt;
                ms = day2 - today;
                dt = Math.ceil(ms / 1000 / 3600 / 24);
                if (ms > 0) {
                    $("#last").html("(剩余约" + dt + "天)");
                } else if (ms == 0) {
                    $("#last").html("(剩余约" + 1 + "天)");
                } else {
                    $("#last").html("(已过期)");
                }