htc日历控件状态恢复

要求使用一个自定义HTML日历控件，无法作为服务器控件运行，处理ViewState是个麻烦 页面：  <script type="text/javascript">function initDate(isPostback,beginDate,beginHour,endDate,endHour)...{    if (isPostback == "false")    ...{        var now=new Date();        document.getElementById("begindate").value=now.getYear()+ "-" + (now.getMonth()+1) + "-" + (now.getDate()-1);        document.getElementById("beginhour").value=now.getHours();        document.getElementById("enddate").value=now.getYear()+ "-" + (now.getMonth()+1) + "-" + (no