张桐

0303 音视频ok

@@ -16,8 +16,8 @@ @@ -16,8 +16,8 @@
16 <script type="text/javascript" src="js/xdyEvent.js"></script> 16 <script type="text/javascript" src="js/xdyEvent.js"></script>
17 <script type="text/javascript" src="js/drag.js"></script> 17 <script type="text/javascript" src="js/drag.js"></script>
18 18
19 - <script type="text/javascript" src="js/McuClient.js?v=1.0.0303.10"></script>  
20 - <!--<script type="text/javascript" src="http://192.168.1.140/McuClient/McuClient.js?722836"></script>--> 19 + <!--<script type="text/javascript" src="js/McuClient.js?v=1.0.0303.10"></script>-->
  20 + <script type="text/javascript" src="http://192.168.1.140/McuClient/McuClient.js?722898936"></script>
21 <script type="text/javascript" src="js/jquery-1.11.3.min.js"></script> 21 <script type="text/javascript" src="js/jquery-1.11.3.min.js"></script>
22 22
23 <script type="text/javascript" src="src/main.js"></script> 23 <script type="text/javascript" src="src/main.js"></script>
@@ -92,19 +92,6 @@ $(function (){ @@ -92,19 +92,6 @@ $(function (){
92 }); 92 });
93 } 93 }
94 94
95 - //->点击焦点实现切换  
96 - // $tipList.bind("touchstart", function (e) {  
97 - // console.log("触摸事件touchstart1");  
98 - // step = $(this).index();  
99 - // if (document.documentElement.clientWidth > 1366) {  
100 - // $inner.stop().animate({left: -step * 360}, 500);  
101 - // } else if (document.documentElement.clientWidth <= 1366 && document.documentElement.clientWidth > 1280) {  
102 - // $inner.stop().animate({left: -step * 256}, 500);  
103 - // } else if (document.documentElement.clientWidth <= 1280) {  
104 - // $inner.stop().animate({left: -step * 238}, 500);  
105 - // }  
106 - // changeTip();  
107 - // });  
108 95
109 96
110 $tipList.bind("click", function () { 97 $tipList.bind("click", function () {
@@ -119,17 +106,14 @@ $(function (){ @@ -119,17 +106,14 @@ $(function (){
119 changeTip(); 106 changeTip();
120 }); 107 });
121 108
122 - // $(".inner-slide").on("touchstart", "li", function (e) {  
123 - // console.log("触摸事件touchstart2");  
124 - // $("#txt_message").val($("#txt_message").val() + "[img:" + $(this).find("img").attr("data-type") + "]");  
125 - // }); 109 +
126 $(".inner-slide").on("click", "li", function (e) { 110 $(".inner-slide").on("click", "li", function (e) {
127 $("#txt_message").val($("#txt_message").val() + "[img:" + $(this).find("img").attr("data-type") + "]"); 111 $("#txt_message").val($("#txt_message").val() + "[img:" + $(this).find("img").attr("data-type") + "]");
  112 +
  113 +
  114 + faceList.style.display="none";
128 }); 115 });
129 116
130 - // $(".inner-slide")[0].onclick=function () {  
131 - // $("#txt_message").val($("#txt_message").val() + "[img:" + $(this).find("img").attr("data-type") + "]");  
132 - // }  
133 117
134 118
135 119
@@ -484,9 +484,12 @@ function docDelete(callbackData){ @@ -484,9 +484,12 @@ function docDelete(callbackData){
484 console.log("监听文档删除"); 484 console.log("监听文档删除");
485 console.log(callbackData); 485 console.log(callbackData);
486 updateDocList(callbackData,1); 486 updateDocList(callbackData,1);
487 -  
488 -  
489 - 487 + $("#docImage").attr("src","");
  488 + $("#showImage").attr("src","");
  489 + if (classAllInfo.userRole=="normal"){
  490 + $("#docImage").attr("src","");
  491 + $("#showImage").attr("src","");
  492 + }
490 493
491 //操作页面 494 //操作页面
492 $("li").remove(".xin"); 495 $("li").remove(".xin");
@@ -57,10 +57,7 @@ $(function () { @@ -57,10 +57,7 @@ $(function () {
57 }; 57 };
58 console.log("stuNodeId",stuNodeId); 58 console.log("stuNodeId",stuNodeId);
59 client.sendVideoBroadcastMsg(paramInfo); 59 client.sendVideoBroadcastMsg(paramInfo);
60 - if (classAllInfo.userRole=="normal"){  
61 - $(".stuVideo-voice").css("display","none");  
62 - $(".stuVideo-video").css("display","none");  
63 - } 60 +
64 61
65 }); 62 });
66 63
@@ -74,15 +71,13 @@ $(function () { @@ -74,15 +71,13 @@ $(function () {
74 }; 71 };
75 client.sendVideoBroadcastMsg(paramInfo); 72 client.sendVideoBroadcastMsg(paramInfo);
76 73
77 -  
78 -  
79 -  
80 - $("#stuVideo-video").css("display","block");  
81 - $("#stuVideo-videoBg").css("display","none"); 74 + if (classAllInfo.userRole=="host"){
  75 + $("#stuVideo-video").css("display","block");
  76 + $("#stuVideo-videoBg").css("display","none");
  77 + }
82 78
83 }); 79 });
84 80
85 -  
86 //学生音频按钮点击 81 //学生音频按钮点击
87 $("#stuVideo-voice").click(function (e) { 82 $("#stuVideo-voice").click(function (e) {
88 83
@@ -93,12 +88,10 @@ $(function () { @@ -93,12 +88,10 @@ $(function () {
93 $(".stuVideo-voiceBg").css("display","block"); 88 $(".stuVideo-voiceBg").css("display","block");
94 $(".stuVideo-voice").css("display","none"); 89 $(".stuVideo-voice").css("display","none");
95 } 90 }
96 -  
97 -  
98 - var stuVideoDisplay= $(".stuVideo-videoBg").css("display");  
99 - if(stuVideoDisplay=="block"){  
100 - $("#stuVideo-videoBg").trigger("click");  
101 - } 91 + // var stuVideoDisplay= $(".stuVideo-videoBg").css("display");
  92 + // if(stuVideoDisplay=="block"){
  93 + // $("#stuVideo-videoBg").trigger("click");
  94 + // }
102 95
103 96
104 var paramInfo={ 97 var paramInfo={
@@ -108,14 +101,7 @@ $(function () { @@ -108,14 +101,7 @@ $(function () {
108 }; 101 };
109 console.log("stuNodeId",stuNodeId); 102 console.log("stuNodeId",stuNodeId);
110 client.sendAudioBroadcastMsg(paramInfo); 103 client.sendAudioBroadcastMsg(paramInfo);
111 - if (classAllInfo.userRole=="normal"){  
112 - $(".stuVideo-voice").css("display","none");  
113 - $(".stuVideo-video").css("display","none");  
114 - $("#stuVideo-voice").css("display","none");  
115 - $("#stuVideo-voiceBg").css("display","block");  
116 - $(".stuPublish").css({"width":"240px","height":"180px"});  
117 - $(".studentVideoBg").css("display","none");  
118 - } 104 +
119 105
120 106
121 }); 107 });
@@ -127,23 +113,29 @@ $(function () { @@ -127,23 +113,29 @@ $(function () {
127 "data":"0" 113 "data":"0"
128 }; 114 };
129 client.sendAudioBroadcastMsg(paramInfo); 115 client.sendAudioBroadcastMsg(paramInfo);
130 - $("#stuVideo-voice").css("display","block");  
131 - $("#stuVideo-voiceBg").css("display","none");  
132 - if (classAllInfo.userRole=="normal"){  
133 - $(".stuVideo-voice").css("display","none");  
134 - $(".stuVideo-video").css("display","none"); 116 + if (classAllInfo.userRole=="host"){
  117 + $("#stuVideo-voice").css("display","block");
  118 + $("#stuVideo-voiceBg").css("display","none");
135 } 119 }
136 120
  121 + // if (classAllInfo.userRole=="normal"){
  122 + // $(".stuVideo-voice").css("display","none");
  123 + // $(".stuVideo-video").css("display","none");
  124 + // }
  125 +
137 }); 126 });
138 127
139 128
140 //老师视频按钮点击 129 //老师视频按钮点击
141 $("#teacherVideo-video").click(function (e) { 130 $("#teacherVideo-video").click(function (e) {
142 console.log("teacherVideo-video点击"); 131 console.log("teacherVideo-video点击");
143 - var teaVoiceDisplay= $(".teacherVideo-voiceBg").css("display");  
144 - if(teaVoiceDisplay=="block"){  
145 - $("#teacherVideo-voiceBg").trigger("click");  
146 - } 132 + $(".teacherVideo-voice").css("color","#cccccc");
  133 + // $(".teacherVideo-voice").unbind("click");//音频按钮不可点
  134 +
  135 + // var teaVoiceDisplay= $(".teacherVideo-voiceBg").css("display");
  136 + // if(teaVoiceDisplay=="block"){
  137 + // $("#teacherVideo-voiceBg").trigger("click");
  138 + // }
147 if (classAllInfo.userRole=="host"){ 139 if (classAllInfo.userRole=="host"){
148 $(".teacherVideo-videoBg").css("display","block"); 140 $(".teacherVideo-videoBg").css("display","block");
149 $(".teacherVideo-video").css("display","none"); 141 $(".teacherVideo-video").css("display","none");
@@ -163,6 +155,8 @@ $(function () { @@ -163,6 +155,8 @@ $(function () {
163 }); 155 });
164 //老师视频关闭按钮点击 156 //老师视频关闭按钮点击
165 $("#teacherVideo-videoBg").click(function (e) { 157 $("#teacherVideo-videoBg").click(function (e) {
  158 +
  159 + $(".teacherVideo-voice").css("color","#333333");
166 if(window.publishflash) { 160 if(window.publishflash) {
167 const stopInfo = JSON.stringify({ 161 const stopInfo = JSON.stringify({
168 type: 5, 162 type: 5,
@@ -192,13 +186,14 @@ $(function () { @@ -192,13 +186,14 @@ $(function () {
192 186
193 187
194 }); 188 });
  189 +
195 //老师音频按钮点击 190 //老师音频按钮点击
196 $("#teacherVideo-voice").click(function (e) { 191 $("#teacherVideo-voice").click(function (e) {
197 console.log("teacherVideo-voice点击"); 192 console.log("teacherVideo-voice点击");
198 - var teaVideoDisplay= $(".teacherVideo-videoBg").css("display");  
199 - if(teaVideoDisplay=="block"){  
200 - $("#teacherVideo-videoBg").trigger("click");  
201 - } 193 + // var teaVideoDisplay= $(".teacherVideo-videoBg").css("display");
  194 + // if(teaVideoDisplay=="block"){
  195 + //
  196 + // }
202 197
203 if (classAllInfo.userRole=="host"){ 198 if (classAllInfo.userRole=="host"){
204 $(".publish").css({"width":"240px","height":"180px"}); 199 $(".publish").css({"width":"240px","height":"180px"});
@@ -223,6 +218,7 @@ $(function () { @@ -223,6 +218,7 @@ $(function () {
223 $(".teacherVoicing").css("display","none"); 218 $(".teacherVoicing").css("display","none");
224 $(".teacherVideo-voiceBg").css("display","none"); 219 $(".teacherVideo-voiceBg").css("display","none");
225 $(".teacherVideo-voice").css("display","block"); 220 $(".teacherVideo-voice").css("display","block");
  221 + $(".teacherVideoBg").css("display","block");
226 } 222 }
227 var paramInfo={ 223 var paramInfo={
228 "nodeId": Number(classAllInfo.nodeId)//用户的nodeId 224 "nodeId": Number(classAllInfo.nodeId)//用户的nodeId
@@ -240,6 +236,24 @@ $(function () { @@ -240,6 +236,24 @@ $(function () {
240 236
241 237
242 }); 238 });
  239 +
  240 +//老师音频点击事件
  241 +function teaAudioClick(){
  242 + console.log("teacherVideo-voice点击");
  243 +
  244 + if (classAllInfo.userRole=="host"){
  245 + $(".publish").css({"width":"240px","height":"180px"});
  246 + $(".play").css({"width":"1px","height":"1px"});
  247 + $("#teacherVideo-voice").css("display","none");
  248 + $("#teacherVideo-voiceBg").css("display","block");
  249 + $(".teacherVideoBg").css("display","none");
  250 + }
  251 +
  252 + // /获取老师只推音频地址
  253 + achieveTeaAudioStream();
  254 +}
  255 +
  256 +
243 //监听学生视频更新 257 //监听学生视频更新
244 function stuBroadcast(callbackDate){ 258 function stuBroadcast(callbackDate){
245 if(callbackDate.fromNodeId === classAllInfo.nodeId) return; 259 if(callbackDate.fromNodeId === classAllInfo.nodeId) return;
@@ -300,14 +314,33 @@ function stuBroadcast(callbackDate){ @@ -300,14 +314,33 @@ function stuBroadcast(callbackDate){
300 function stuAudioBroadcast(callbackDate){ 314 function stuAudioBroadcast(callbackDate){
301 if(callbackDate.fromNodeId === classAllInfo.nodeId) return; 315 if(callbackDate.fromNodeId === classAllInfo.nodeId) return;
302 if (callbackDate.actionType==1){ 316 if (callbackDate.actionType==1){
303 - $(".stuVideoBg").css("display","none");  
304 - $(".stuPlay").css({"width":"1px","height":"1px"}); 317 +
305 if(classAllInfo.userRole=="normal"){ 318 if(classAllInfo.userRole=="normal"){
  319 + $(".stuVideoBg").css("display","none");
  320 + $(".stuPublish").css({"width":"240px","height":"180px"});
  321 + $(".stuPlay").css({"width":"1px","height":"1px"});
  322 +
  323 +
306 //获取学生只推音频地址 324 //获取学生只推音频地址
307 achieveStuVoice(); 325 achieveStuVoice();
308 } 326 }
  327 + if(classAllInfo.userRole=="host"){
  328 + $(".stuVideoBg").css("display","none");
  329 + }
309 } 330 }
310 - if(callbackDate.actionType==2){ 331 + else if(callbackDate.actionType==2){
  332 + if(classAllInfo.userRole=="normal"){
  333 + var paramInfo={
  334 + "nodeId": Number(classAllInfo.nodeId)//用户的nodeId
  335 + };
  336 + client.stopPublishAudio(paramInfo);
  337 +
  338 + $(".stuPlay").css({"width":"1px","height":"1px"});
  339 + $(".stuPublish").css({"width":"1px","height":"1px"});
  340 + $(".studentVideo").css("background", "#f5f9fb");
  341 + $(".stuVideoBg").css("display","block");
  342 +
  343 + }
311 if(window.publishflashStuVoice) { 344 if(window.publishflashStuVoice) {
312 const stopStuInfo = JSON.stringify({ 345 const stopStuInfo = JSON.stringify({
313 type: 5, 346 type: 5,
@@ -316,23 +349,7 @@ function stuAudioBroadcast(callbackDate){ @@ -316,23 +349,7 @@ function stuAudioBroadcast(callbackDate){
316 console.log(publishflashStuVoice._js2native(stopStuInfo)); 349 console.log(publishflashStuVoice._js2native(stopStuInfo));
317 } 350 }
318 351
319 - var paramInfo={  
320 - "nodeId": Number(stuNodeId)//用户的nodeId  
321 - };  
322 - client.stopPublishAudio(paramInfo);  
323 352
324 - $(".stuPlay").css({"width":"1px","height":"1px"});  
325 - $(".stuPublish").css({"width":"1px","height":"1px"});  
326 - $(".studentVideo").css("background", "#f5f9fb");  
327 - $(".stuVideoBg").css("display","block");  
328 - $("#stuVideo-video").css("display","block");  
329 - $("#stuVideo-videoBg").css("display","none");  
330 -  
331 - if (classAllInfo.userRole=="normal"){  
332 - $(".stuVideo-voice").css("display","none");  
333 - $(".stuVideo-video").css("display","none");  
334 - $(".stuPublish").css({"width":"240px","height":"180px"});  
335 - }  
336 } 353 }
337 } 354 }
338 355
@@ -383,6 +400,9 @@ function _videoUpdate(callbackDate){ @@ -383,6 +400,9 @@ function _videoUpdate(callbackDate){
383 $("#stuVideo-voice").css("display","block"); 400 $("#stuVideo-voice").css("display","block");
384 $("#stuVideo-voiceBg").css("display","none"); 401 $("#stuVideo-voiceBg").css("display","none");
385 $(".stuVideoBg").css("display","block"); 402 $(".stuVideoBg").css("display","block");
  403 + $(".stuVideo-video").css("display","block");
  404 + $(".stuVideo-videoBg").css("display","none");
  405 +
386 406
387 } 407 }
388 if((classAllInfo.userRole=="normal")&&(callbackDate.status==0)&&(callbackDate.fromNodeId == stuNodeId)){ 408 if((classAllInfo.userRole=="normal")&&(callbackDate.status==0)&&(callbackDate.fromNodeId == stuNodeId)){
@@ -422,29 +442,13 @@ function _audioUpdate(callbackDate){ @@ -422,29 +442,13 @@ function _audioUpdate(callbackDate){
422 442
423 } 443 }
424 444
425 -  
426 if ((classAllInfo.userRole=="normal")&&(callbackDate.status==1)&&(callbackDate.fromNodeId==stuNodeId)){ 445 if ((classAllInfo.userRole=="normal")&&(callbackDate.status==1)&&(callbackDate.fromNodeId==stuNodeId)){
427 achievePlayAudioStream(callbackDate); 446 achievePlayAudioStream(callbackDate);
428 447
429 } 448 }
430 - if(callbackDate.status==0){  
431 - $(".teacherVideoBg").css("display","block");  
432 - $(".teacherVideo").css("background", "#f5f9fb");  
433 - if(window.playflashAudio) {  
434 - console.log("playflashVoiceId", playflashAudioId);  
435 449
436 - if (callbackDate.fromNodeId == stuNodeId) {  
437 -  
438 - if (classAllInfo.userRole=="normal"){  
439 - $(".play").css({"width":"1px","height":"1px"});  
440 - }  
441 - const stopPlayInfo = JSON.stringify({  
442 - type: 5,  
443 - videoId: playflashAudioId  
444 - });  
445 - console.log(playflashAudio._js2native(stopPlayInfo));  
446 - }  
447 - } 450 + //流状态为0
  451 + if ((classAllInfo.userRole=="host")&&(callbackDate.status==0)&&(callbackDate.fromNodeId==stuNodeId)){
448 if(window.playflashStuAudio) { 452 if(window.playflashStuAudio) {
449 const stopStuInfo = JSON.stringify({ 453 const stopStuInfo = JSON.stringify({
450 type: 5, 454 type: 5,
@@ -452,13 +456,33 @@ function _audioUpdate(callbackDate){ @@ -452,13 +456,33 @@ function _audioUpdate(callbackDate){
452 }); 456 });
453 console.log(playflashStuAudio._js2native(stopStuInfo)); 457 console.log(playflashStuAudio._js2native(stopStuInfo));
454 } 458 }
455 - 459 + $(".stuPublish").css({"width":"1px","height":"1px"});
  460 + $(".stuPlay").css({"width":"1px","height":"1px"});
  461 + $(".studentVideo").css("background", "#f5f9fb");
  462 + $("#stuVideo-voice").css("display","block");
  463 + $("#stuVideo-voiceBg").css("display","none");
  464 + $(".stuVideoBg").css("display","block");
  465 + $(".stuVideo-video").css("display","block");
  466 + $(".stuVideo-videoBg").css("display","none");
456 467
457 468
458 469
459 } 470 }
  471 + if ((classAllInfo.userRole=="normal")&&(callbackDate.status==0)&&(callbackDate.fromNodeId==stuNodeId)){
  472 + if(window.playflashAudio) {
  473 + console.log("playflashAudioId", playflashAudioId);
  474 + const stopPlayInfo = JSON.stringify({
  475 + type: 5,
  476 + videoId: playflashAudioId
  477 + });
  478 + console.log(playflashAudio._js2native(stopPlayInfo));
460 479
461 - 480 + }
  481 + $(".play").css({"width":"1px","height":"1px"});
  482 + $(".stuVideo-voice").css("display","none");
  483 + $(".teacherVideoBg").css("display","block");
  484 + $(".teacherVideo").css("background", "#f5f9fb");
  485 + }
462 486
463 } 487 }
464 488
@@ -628,7 +652,7 @@ function achieveStuVoice() { @@ -628,7 +652,7 @@ function achieveStuVoice() {
628 console.log(' [publish] native 2 js', msg); 652 console.log(' [publish] native 2 js', msg);
629 var _msg=JSON.parse(msg); 653 var _msg=JSON.parse(msg);
630 console.log("_msg===========>",_msg); 654 console.log("_msg===========>",_msg);
631 - if(_msg.data.result == 0){ 655 + if((_msg.data.result == 0)&&(_msg.data.type==10)){
632 656
633 //将之前底层取的推流结果传递给底层 657 //将之前底层取的推流结果传递给底层
634 var _successErrorResult= client.publishAudio(pubStuAudioResult); 658 var _successErrorResult= client.publishAudio(pubStuAudioResult);
@@ -640,7 +664,11 @@ function achieveStuVoice() { @@ -640,7 +664,11 @@ function achieveStuVoice() {
640 console.log("底层广播推流失败,关闭推流"); 664 console.log("底层广播推流失败,关闭推流");
641 } 665 }
642 666
643 - }else { 667 + }else if((_msg.data.result == 0)&&(_msg.data.type==5)){
  668 + console.log("5,flash把学生音频流关闭成功");
  669 + }
  670 +
  671 + else {
644 console.error('publish error'); 672 console.error('publish error');
645 } 673 }
646 } 674 }
@@ -684,7 +712,7 @@ function achieveStuPlayAudioStream(_pubResultObj){ @@ -684,7 +712,7 @@ function achieveStuPlayAudioStream(_pubResultObj){
684 var streamInfo=client.getAudioPlayPath(_paramInfo); 712 var streamInfo=client.getAudioPlayPath(_paramInfo);
685 console.log("result是=============>",streamInfo); 713 console.log("result是=============>",streamInfo);
686 $(".stuPlay").css({"width":"240px","height":"180px"}); 714 $(".stuPlay").css({"width":"240px","height":"180px"});
687 - $(".teacherVideoBg").css("display","none"); 715 + // $(".teacherVideoBg").css("display","none");
688 // $(".teacherVideo").css("background", "#CCCCCC"); 716 // $(".teacherVideo").css("background", "#CCCCCC");
689 $(".teacherVideo-voice").css("bottom","4px"); 717 $(".teacherVideo-voice").css("bottom","4px");
690 718
@@ -729,6 +757,8 @@ function stuPlayAudioURL(rtmpURL){ @@ -729,6 +757,8 @@ function stuPlayAudioURL(rtmpURL){
729 757
730 //获取老师只推音频 758 //获取老师只推音频
731 function achieveTeaAudioStream() { 759 function achieveTeaAudioStream() {
  760 + $(".publish").css({"width":"240px","height":"180px"});
  761 + $(".play").css({"width":"1px","height":"1px"});
732 var paramInfo={ 762 var paramInfo={
733 "type": "flash" 763 "type": "flash"
734 }; 764 };
@@ -757,7 +787,6 @@ function achieveTeaAudioStream() { @@ -757,7 +787,6 @@ function achieveTeaAudioStream() {
757 var _msg=JSON.parse(msg); 787 var _msg=JSON.parse(msg);
758 console.log("_msg===========>",_msg); 788 console.log("_msg===========>",_msg);
759 if(_msg.data.result == 0){ 789 if(_msg.data.result == 0){
760 -  
761 //将之前底层取的推流结果传递给底层 790 //将之前底层取的推流结果传递给底层
762 var _successErrorResult= client.publishAudio(pushTeaAudioResult); 791 var _successErrorResult= client.publishAudio(pushTeaAudioResult);
763 console.log("_successErrorResult======>",_successErrorResult) 792 console.log("_successErrorResult======>",_successErrorResult)
@@ -785,6 +814,7 @@ function achieveTeaAudioStream() { @@ -785,6 +814,7 @@ function achieveTeaAudioStream() {
785 814
786 815
787 } 816 }
  817 +//推老师音频 js2native
788 function publishTeaAudioURL(rtmpURL) { 818 function publishTeaAudioURL(rtmpURL) {
789 const msg = JSON.stringify({ 819 const msg = JSON.stringify({
790 type: 10, 820 type: 10,
@@ -887,6 +917,8 @@ function achievePlayAudioStream(_pubResultObj){ @@ -887,6 +917,8 @@ function achievePlayAudioStream(_pubResultObj){
887 console.log("result是=============>",streamInfo); 917 console.log("result是=============>",streamInfo);
888 $(".play").css({"width":"240px","height":"180px"}); 918 $(".play").css({"width":"240px","height":"180px"});
889 $(".teacherVideoBg").css("display","none"); 919 $(".teacherVideoBg").css("display","none");
  920 +
  921 +
890 // $(".teacherVideo").css("background", "#CCCCCC"); 922 // $(".teacherVideo").css("background", "#CCCCCC");
891 $(".teacherVideo-voice").css("bottom","4px"); 923 $(".teacherVideo-voice").css("bottom","4px");
892 924