url中传中文参数乱码问题

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//1前台部分,js两次编码

function getRecord(path,name){
        var url = path+encodeURI(encodeURI(name));

//当前页面跳转
        window.location = url;

//新页面跳转

       window.open(url);
    }

  <a href="javascript:getRecord('${path}/specialinfoAction!historyClickDetail.do?sjdbrecord.id=

${item.id}&sjdbrecord.topicname=','${item.topicname}');" style="color:#396eaa;">查看详情</a>

//后台部分

sjdbrecord.setTopicname(URLDecoder.decode(sjdbrecord.getTopicname(), "UTF-8"));

//2前台部分,js一次编码

var sendDpname =encodeURI(dpname);

//后台部分

dpname=new String(dpname.getBytes("iso8859-1"),"UTF-8");