关于时间日期问题，在线求答！

Question

<select name="year2">
                    <%for y2=year(now) to year(now)-10 step -1%>
                    <option value="<%=y2%>"><%=y2%></option>
                    <%next%>
                  </select>
                  年
                  <select name="month2">
    <option value="<%=month(now)%>" selected><%=month(now)%></option>
                    <%for m2=1 to 12 %>
                    <option value="<%=m2%>"><%=m2%></option>
                    <%next%>
                  </select>
                  月
                  <select name="day2">
    <option value="<%=day(now)%>" selected><%=day(now)%></option>
                    <%for d2=1 to 31 %>
                    <option value="<%=d2%>"><%=d2%></option>
                    <%next%>
                  </select>
                  日
                  <select name="hour2">
    <option value="<%=hour(now)%>" selected><%=hour(now)%></option>
                    <%for h2=1 to 24 %>
                    <option value="<%=h2%>"><%=h2%></option>
                    <%next%>
                  </select>
                  点
                  <select name="min2">
    <option value="<%=Minute(now)%>" selected><%=Minute(now)%></option>
                    <%for min2=0 to 59 %>
                    <option value="<%=min2%>"><%=min2%></option>
                    <%next%>
                  </select>