var feedback_com_id_53 = 10193854;
            var feddvack_http_53 = `https://gdout.53kf.com`;
            

            //黑色背景
            var  feedbadk_black_bg_53 = document.createElement("div");
            feedbadk_black_bg_53.className = "feedback-black-bg-53";
            feedbadk_black_bg_53.id = "feedback-black-bg-53";
            document.body.appendChild(feedbadk_black_bg_53);
            addCSS('#feedback-black-bg-53{  display:none;transition:all 300ms ease 0s;background:black;opacity:0.7;position:fixed;left:0;right:0;bottom:0;top:0;z-index:10000;}.content_53_div_obj_bg2{transition: all 300ms ease 0s; display:none; background:rgb(15, 1, 0);opacity: 0.7;position: fixed;left: 0;right: 0;bottom: 0;top: 0;z-index: 10002;}');
            var content_div_obj_bg2 = document.createElement("div");
            content_div_obj_bg2.className = "content_53_div_obj_bg2";
            document.body.appendChild(content_div_obj_bg2);

            //触发按钮
            var feedback_53_btn = document.createElement("div");
            feedback_53_btn.className = "feedback-53-btn";

            // iframe 
            var  feedback_iframe_53 = document.createElement('iframe');
            feedback_iframe_53.id = "feedback-iframe-53";
            feedback_iframe_53.src = feddvack_http_53+"/feedbackpage/questionCallback?com_id="+feedback_com_id_53;
            document.body.appendChild(feedback_iframe_53);
            addCSS('#feedback-iframe-53{ border:none; display:none; margin-top:-250px;margin-left:-200px; width:400px;height:500px;z-index:10001;position:fixed;top:50%;left:50%;transition:all 1000ms;}');
            

            //点击显示iframe
            function feedbackIframeShow(){
                feedbadk_black_bg_53.style.display = "block";
                feedback_iframe_53.style.display = "block";
                    
            }
            //点击背景关闭ifram
            document.getElementById('feedback-black-bg-53').addEventListener('click',function(){
                document.getElementById("feedback-black-bg-53").style.display = 'none';
                document.getElementById("feedback-iframe-53").style.display = 'none';
                
            });
            //监听iframe
            window.addEventListener('message',function(e){
                    // console.log(e);
                    if(e.data=="feedback_success_53"){
                        document.getElementById("feedback-black-bg-53").style.display = 'none';
                        document.getElementById("feedback-iframe-53").style.display = 'none';
                        setTimeout(function(){
                                // window.alert("反馈成功")
                                feedback_iframe_53.src = feddvack_http_53+"/feedbackpage/questionCallback?com_id="+feedback_com_id_53;
                            }, 100);
                    }

                    
            });
            //css
            function addCSS(cssText){
                var style = document.createElement('style'),  //创建一个style元素
                    head = document.head || document.getElementsByTagName('head')[0]; //获取head元素
                style.type = 'text/css'; //这里必须显示设置style元素的type属性为text/css，否则在ie中不起作用
                if(style.styleSheet){ //IE
                    var func = function(){
                        try{ //防止IE中stylesheet数量超过限制而发生错误
                            style.styleSheet.cssText = cssText;
                        }catch(e){

                        }
                    }
                    //如果当前styleSheet还不能用，则放到异步中则行
                    if(style.styleSheet.disabled){
                        setTimeout(func,10);
                    }else{
                        func();
                    }
                }else{ //w3c
                    //w3c浏览器中只要创建文本节点插入到style元素中就行了
                    var textNode = document.createTextNode(cssText);
                    style.appendChild(textNode);
                }
                head.appendChild(style); //把创建的style元素插入到head中    
            }