1.傳值
window.location.href ='html/search.html?search='+escape(val);

    加上escape（）

2.接收

 unescape(getUrlParms("productName"));

3.獲取傳值

    function getUrlParms(name) {
        var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
        var r = window.location.search.substr(1).match(reg);
        if (r != null)
            return unescape(r[2]);
        return null;
    }