$(".domain_cont > .search > .btn_1").click(function() {
            var en_prefix = $("#en_prefix").val();
            if (en_prefix == "") {
                alert("请输入你要查找的域名");
                return false;
            }

            var ckendomain = "";

            $("input[name=ckendomain]:checked").each(function() {
                ckendomain += "," + $(this).val();
            });
            if (ckendomain != "") {
                ckendomain = ckendomain.substr(1);
            } else {
                alert("请选择查找的域名类型");
                return false;
            }

            $.ajax({
                type: "post",
                url: "/domainSearch.asp",
                timeout: 30000,
                dataType: "html",
                data: { en_prefix: en_prefix, ckendomain: ckendomain },
                beforeSend: function() {
                    $(".jqmOverlay").show();
                    $("#ex2").html('<img src="/images/loading.gif" alt="loading" /> 正在查询，请稍候...');
                    $("#ex2").show();
                },
                success: function(responseText) {
                    $("#ex2").html(responseText);
                },
                error: function() {
                    $("#ex2").hide();
                    alert("查询失败！");
                }
            });
            return false;
        });