互动回复的问题修复

web/src/main/resources/templates/jlw/teacherOpenCourseChatLog/indexInfoNor.html

@@ -152,7 +152,7 @@
                     , yes: function (index, layero) {
                         param.chatContent = '<p>'+$("#chatContentNew").val()+'</p>';
                         var url = '/api/teacherOpenCourseChatLog/add.do';
-                        var ret = Common.postAjax(url,param);
+                        var ret = Common.postJSON(url,JSON.stringify(param));
                         layer.msg(ret.code == 0 ? "成功回复！" : ret.msg, {
                             offset: ['50%'],
                             icon: ret.code == 0 ? 1 : 2,