function GetRequest() { //将上一页数据携带过来
            var url = location.search; //获取url中"?"符后的字串
            var theRequest = new Object();
            if (url.indexOf("?") != -1) {
                var str = url.substr(1);
                strs = str.split("&");
                for (var i = 0; i < strs.length; i++) {
                    theRequest[strs[i].split("=")[0]] = unescape(strs[i].split("=")[1]);
                }
            }
            return theRequest;
        }
        var keyword = GetRequest().keyword; //获取上一页传过来的参数
        

//获取编码后的参数
        function GetUrlByParamName(name)
        {
            var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)");
            var URL =  decodeURI(window.location.search);
            var r = URL.substr(1).match(reg);
            if(r!=null){
                //decodeURI() 函数可对 encodeURI() 函数编码过的 URI 进行解码
                return  decodeURI(r[2]);
                // console.log(decodeURI(r[2]));
            };
            return null;
        };
        var questionnaireName = GetUrlByParamName("keyword");
        $(".search_content").val(questionnaireName);