1   $(function() {

     var websocket = null;

 　　 //浏览器是否支持websocket

     if ("WebSocket" in window) {

         try {

             websocket = new WebSocket($("#socketUrl").val());

             websocket.onopen = function(data) {

                 // console.log("connect success ");

             };

             websocket.onmessage = function(data) {

                 if (!isJsonFormat(data.data)) {

                     // console.log("onmessage : " + data.data);

                 } else {

                     var dataJson = JSON.parse(data.data).files;

                     if (null != dataJson) {

                         var imgId = $('.waite-for-ws').attr('imgId');

                         for ( var key in dataJson) {

                             var path = dataJson[key].filePath;

                             $('#' + imgId).attr('src', ctx + "/wsla/download?filePath=" + path);

                             $('#' + imgId).attr('path', path);

                             $('#' + imgId).show();

                             $('.waite-for-ws').parent().siblings('input[type=hidden]').val(path);

                         }

                         var index = imgId.lastIndexOf("-");

                         var selector = '#' + imgId.substring(0, index) + '-tips';

                         $(selector).hide();

                         $(selector).css('display', 'none');

                         $('.waite-for-ws').removeClass('waite-for-ws');

                         // $('#uploadSuccessDiv').show();

                         $("#div-show").hide();

                         if (imgId == 'id-01-img' || imgId == 'id-02-img') {

                             sfzjzpTip();

                         } else if (imgId == 'id-03-img') {

                             lszjpTip();

                         } else if (imgId == 'id-04-img') {

                             yyzzjpTip();

                         }

                     } else {

                         $("#div-show").show();

                     }

                 }

             };

             websocket.onerror = function(e) {

                 // console.log('connect error ');

             };

             websocket.onclose = function(data) {

             };

             window.onbeforeunload = function() {

                 websocket.close();

             }

         } catch (error) {

             // console.log('connect error ');

         }

     } else {

         // console.log("Websockets not supported");

     }

     $('.close').click(function() {

         if (websocket != null) {

             websocket.close();

         }

     });

 });