function showad(id, city,showtitle) {
    //获取站点数据
    var divObj = $("#ad" + id);
    var ttshow = "0";
    if (showtitle) {
        ttshow = "1";
    }

    $.ajax({
        url: "/AdverShow/GetAdver/" + id + "?city=" + escape(city)+"&showtitle="+ttshow,
        type: "GET",
        dataType: "html",
        success: function(adcontent) {
            divObj.html(adcontent);
        }
    });

}