jsp 获取当前页面时间 并对时间进行比较

<%@ page import= " java.text.*;"%>

<%

java.text.SimpleDateFormat formatter = new java.text.SimpleDateFormat("yyyy年MM月dd日");

java.util.Date currentTime = new java.util.Date();//得到当前系统时间

String str_date1 = formatter.format(currentTime); //将日期时间格式化 

%>

<SCRIPT language="JavaScript" type="text/javascript">

<!--
var date="<%=str_date1%>";

function doAddXs()

{ 

    var hpbh=document.getElementById('HPBH').value;

    var hpmc=document.getElementById('HPMC').value;

      var hpjssj=document.getElementById('HPJSSJ').value;//互动结束时间

    var xq=$('XQ').code;

    if(hpbh==null||hpbh=="")

    {

    alert("请先保存，活动信息！");

    g_xTabPane.setSelectedIndex(1);
}
else if(date>hpjssj)
{
//alert(date+hpjssj);
alert("互评时间已经结束");

    g_xTabPane.setSelectedIndex(2);
}
else
{
//alert(date+hpjssj);
var jf=$('JF').value;
var xf=$('XF').value;
var szjyfm=$('SZJYFM').code;
g_xPucker.show(document.all.rowData,"SzHpxxNew.jsp?hpbh="+hpbh+"&hpmc="+hpmc+"&xxdm="+xxdm+"&xq="+xq+"&jf="+jf+"&xf="+xf+"&bjdm="+bjdm+"&szjyfm="+szjyfm,'');
}

}

-->