Fixed stuck Publish button when republishing in VideoRoom demo

Author: lminiero

html/videoroomtest.js

@@ -130,6 +130,9 @@ $(document).ready(function() {
 								webrtcState: function(on) {
 									Janus.log("Janus says our WebRTC PeerConnection is " + (on ? "up" : "down") + " now");
 									$("#videolocal").parent().parent().unblock();
+									if(!on)
+										return;
+									$('#publish').remove();
 									// This controls allows us to override the global room bitrate cap
 									$('#bitrate').parent().parent().removeClass('hide').show();
 									$('#bitrate a').click(function() {

html/vp9svctest.js

@@ -129,6 +129,9 @@ $(document).ready(function() {
 								webrtcState: function(on) {
 									Janus.log("Janus says our WebRTC PeerConnection is " + (on ? "up" : "down") + " now");
 									$("#videolocal").parent().parent().unblock();
+									if(!on)
+										return;
+									$('#publish').remove();
 									// This controls allows us to override the global room bitrate cap
 									$('#bitrate').parent().parent().removeClass('hide').show();
 									$('#bitrate a').click(function() {