diff --git a/dashboard-ui/css/site.css b/dashboard-ui/css/site.css
index a318b45544..3121e13caf 100644
--- a/dashboard-ui/css/site.css
+++ b/dashboard-ui/css/site.css
@@ -857,8 +857,8 @@ progress {
     display: inline-block;
     position: relative;
     margin: 5px;
-    width: 250px;
-    height: 140.625px;
+    width: 275px;
+    height: 154.6875px;
 }
 
 .sessionNowPlayingContent {
diff --git a/dashboard-ui/scripts/dashboardpage.js b/dashboard-ui/scripts/dashboardpage.js
index c14716bad9..cd9dbf813c 100644
--- a/dashboard-ui/scripts/dashboardpage.js
+++ b/dashboard-ui/scripts/dashboardpage.js
@@ -211,7 +211,7 @@
 
             var className = nowPlayingItem ? 'activeSession' : 'notPlayingSession activeSession';
 
-            html += '<a class="' + className + '" id="' + rowId + '" href="nowplaying.html">';
+            html += '<a class="' + className + '" id="' + rowId + '" href="nowplaying.html?id=' + connection.Id + '">';
 
             html += '<div class="sessionNowPlayingContent"';
 
@@ -262,9 +262,10 @@
             }
             html += '</div>';
 
-            if (nowPlayingItem) {
+            if (nowPlayingItem && nowPlayingItem.RunTimeTicks) {
 
-                var value = (100 * connection.NowPlayingPositionTicks) / nowPlayingItem.RunTimeTicks;
+                var position = connection.PlayState.PositionTicks || 0;
+                var value = (100 * position) / nowPlayingItem.RunTimeTicks;
 
                 html += '<progress class="itemProgressBar" min="0" max="100" value="' + value + '"></progress>';
             } else {
@@ -284,12 +285,12 @@
     getNowPlayingName: function (session) {
 
         var nowPlayingItem = session.NowPlayingItem;
-        
+
         if (!nowPlayingItem) {
 
             return 'Last seen ' + humane_date(session.LastActivityDate);
         }
-        
+
         var topText = nowPlayingItem.Name;
 
         if (nowPlayingItem.MediaType == 'Video') {
@@ -339,7 +340,7 @@
 
         if (session.UserId && session.UserPrimaryImageTag) {
             return ApiClient.getUserImageUrl(session.UserId, {
-                
+
                 tag: session.UserPrimaryImageTag,
                 height: 24,
                 type: 'Primary'
@@ -368,7 +369,8 @@
 
         if (nowPlayingItem && nowPlayingItem.RunTimeTicks) {
 
-            var value = (100 * session.NowPlayingPositionTicks) / nowPlayingItem.RunTimeTicks;
+            var position = session.PlayState.PositionTicks || 0;
+            var value = (100 * position) / nowPlayingItem.RunTimeTicks;
 
             $('progress', row).show().val(value);
         } else {
diff --git a/dashboard-ui/scripts/mediacontroller.js b/dashboard-ui/scripts/mediacontroller.js
index 59e958d626..3047c4d481 100644
--- a/dashboard-ui/scripts/mediacontroller.js
+++ b/dashboard-ui/scripts/mediacontroller.js
@@ -2,11 +2,11 @@
 
     var enableMirrorMode;
     var currentDisplayInfo;
-    
+
     function mirrorItem(info) {
 
         var item = info.item;
-        
+
         MediaController.getCurrentPlayer().displayContent({
 
             itemName: item.Name,
@@ -345,6 +345,8 @@
         html += '<form><h3>Select Player:</h3>';
         html += '<fieldset data-role="controlgroup" data-mini="true">';
 
+        var checkedHtml;
+
         for (var i = 0, length = targets.length; i < length; i++) {
 
             var target = targets[i];
@@ -352,7 +354,7 @@
             var id = 'radioPlayerTarget' + i;
 
             var isChecked = target.id == playerInfo.id;
-            var checkedHtml = isChecked ? ' checked="checked"' : '';
+            checkedHtml = isChecked ? ' checked="checked"' : '';
 
             var mirror = (!target.isLocalPlayer && target.supportedCommands.indexOf('DisplayContent') != -1) ? 'true' : 'false';
 
@@ -370,7 +372,7 @@
 
         html += '<p class="fieldDescription">All plays will be sent to the selected player.</p>';
 
-        var checkedHtml = enableMirrorMode ? ' checked="checked"' : '';
+        checkedHtml = enableMirrorMode ? ' checked="checked"' : '';
         html += '<div style="margin-top:1.5em;" class="fldMirrorMode"><label for="chkEnableMirrorMode">Enable Mirror Mode</label><input type="checkbox" class="chkEnableMirrorMode" id="chkEnableMirrorMode" data-mini="true"' + checkedHtml + ' /></div>';
 
         html += '</form>';
@@ -401,7 +403,7 @@
 
             $('.chkEnableMirrorMode', elem).on().on('change', function () {
                 enableMirrorMode = this.checked;
-                
+
                 if (this.checked && currentDisplayInfo) {
 
                     mirrorItem(currentDisplayInfo);
diff --git a/dashboard-ui/scripts/mediaplayer.js b/dashboard-ui/scripts/mediaplayer.js
index 6fbbfab0ea..a7503a7047 100644
--- a/dashboard-ui/scripts/mediaplayer.js
+++ b/dashboard-ui/scripts/mediaplayer.js
@@ -1029,7 +1029,15 @@
 
             self.updateCanClientSeek(playerElement);
 
-            ApiClient.reportPlaybackStart(Dashboard.getCurrentUserId(), item.Id, mediaSource.Id, true, item.MediaType);
+            ApiClient.reportPlaybackStart({
+                itemId: item.Id,
+                QueueableMediaTypes: item.MediaType,
+                CanSeek: mediaSource.RunTimeTicks != null,
+                MediaSourceId: mediaSource.Id,
+                IsPaused: playerElement.paused,
+                IsMuted: playerElement.volume == 0,
+                VolumeLevel: playerElement.volume * 100
+            });
 
             self.startProgressInterval(item.Id, mediaSource.Id);
 
@@ -1064,7 +1072,13 @@
             var item = currentItem;
             var mediaSource = currentMediaSource;
 
-            ApiClient.reportPlaybackStopped(Dashboard.getCurrentUserId(), item.Id, mediaSource.Id, position);
+            ApiClient.reportPlaybackStopped({
+                
+                itemId: item.Id,
+                mediaSourceId: mediaSource.Id,
+                positionTicks: position
+
+            });
 
             if (item.MediaType == "Video") {
                 ApiClient.stopActiveEncodings();
@@ -1105,7 +1119,14 @@
 
         function sendProgressUpdate(itemId, mediaSourceId) {
 
-            ApiClient.reportPlaybackProgress(Dashboard.getCurrentUserId(), itemId, mediaSourceId, self.getCurrentTicks(), currentMediaElement.paused, currentMediaElement.volume == 0);
+            ApiClient.reportPlaybackProgress({
+                itemId: itemId,
+                MediaSourceId: mediaSourceId,
+                IsPaused: currentMediaElement.paused,
+                IsMuted: currentMediaElement.volume == 0,
+                VolumeLevel: currentMediaElement.volume * 100,
+                PositionTicks: self.getCurrentTicks()
+            });
         }
 
         function clearProgressInterval() {
diff --git a/dashboard-ui/scripts/remotecontrol.js b/dashboard-ui/scripts/remotecontrol.js
index c1abe1ae3a..acaef475b9 100644
--- a/dashboard-ui/scripts/remotecontrol.js
+++ b/dashboard-ui/scripts/remotecontrol.js
@@ -1,416 +1,5 @@
 (function (window, document, $) {
 
-    function showMenu(sessions, options) {
-
-        var html = '<div data-role="popup" data-transition="slidedown" class="remoteControlFlyout" data-theme="a">';
-
-        html += '<a href="#" data-rel="back" data-role="button" data-icon="delete" data-iconpos="notext" class="ui-btn-right" data-theme="b">Close</a>';
-
-        html += '<div class="ui-bar-b" style="text-align:center;">';
-        html += '<div style="margin:.5em 0;">Remote Control</div>';
-        html += '</div>';
-
-        html += '<div style="padding: 1em;">';
-
-        html += '<div class="sessionsPopupContent">';
-
-        // Add controls here
-        html += '<div>';
-        html += '<select id="selectSession" name="selectSession" data-mini="true"></select></div>';
-
-        html += '</div>';
-
-        html += '<div class="nowPlayingInfo" style="margin:1em 0;">';
-
-        html += '<div class="nowPlaying" style="display:none;">';
-
-        html += getPlaybackHtml(sessions.currentSession);
-
-        html += '</div>';
-
-        html += '<p class="nothingPlaying" style="display:none;">Nothing is currently playing.</p>';
-
-        html += '</div>';
-
-        html += '<div class="commandsCollapsible" data-role="collapsible" data-collapsed="true" data-mini="true" style="margin-top: 1em;display:none;">';
-        html += '<h4>Send Command</h4>';
-        html += '<div>';
-
-        html += '<p class="sessionButtons" style="text-align:center;">';
-
-        html += '<button class="btnGoHome" type="button" data-icon="home" data-mini="true" data-inline="true">Go Home</button>';
-        html += '<button class="btnGoToSettings" type="button" data-icon="gear" data-mini="true" data-inline="true">View Settings</button>';
-
-        html += '</p>';
-
-        html += '<p style="text-align:center;">';
-
-        html += '<div><label for="txtMessage">Message text</label></div>';
-
-        html += '<input id="txtMessage" name="txtMessage" type="text" />';
-
-        html += '<button type="button" data-icon="mail" class="btnSendMessage" data-mini="true">Send Message</button>';
-
-        html += '</p>';
-
-        html += '</div>';
-        html += '</div>';
-
-        html += '</div>';
-
-        html += '</div>';
-
-        $(document.body).append(html);
-
-        var popup = $('.remoteControlFlyout').popup({ history: false, tolerance: 0, corners: false }).trigger('create').popup("open").on("popupafterclose", function () {
-
-            if (ApiClient.isWebSocketOpen()) {
-                ApiClient.sendWebSocketMessage("SessionsStop");
-            }
-
-            $(ApiClient).off("websocketmessage.remotecontrol");
-
-            $(this).off("popupafterclose").remove();
-
-            $('.remoteControlFlyout').popup("destroy").remove();
-        });
-
-        renderSessionsInControlMenu(popup, sessions, options);
-        updateSessionInfo(popup, sessions, options);
-
-        if (ApiClient.isWebSocketOpen()) {
-            ApiClient.sendWebSocketMessage("SessionsStart", "1000,1000");
-
-            $(ApiClient).on("websocketmessage.remotecontrol", function (e, msg) {
-
-                if (msg.MessageType === "Sessions") {
-
-                    // Update existing data
-                    updateSessionInfo(popup, msg.Data);
-                }
-            });
-
-        }
-
-        $('.btnGoHome', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendCommand(id, 'GoHome');
-        });
-
-        $('.btnGoToSettings', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendCommand(id, 'GoToSettings');
-        });
-
-        $('.btnSendMessage', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            var messageText = $('#txtMessage', popup).val();
-
-            if (messageText) {
-                Dashboard.getCurrentUser().done(function (user) {
-
-                    ApiClient.sendMessageCommand(id, {
-                        Header: "Message from " + user.Name,
-                        Text: messageText
-                    });
-                });
-            } else {
-                $('#txtMessage', popup)[0].focus();
-            }
-        });
-
-        $('.btnVolumeDown', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendCommand(id, 'VolumeDown');
-        });
-
-        $('.btnVolumeUp', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendCommand(id, 'VolumeUp');
-        });
-
-        $('.btnToggleMute', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendCommand(id, 'ToggleMute');
-        });
-
-        $('.btnStop', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendPlayStateCommand(id, 'Stop');
-        });
-
-        $('.btnPause', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendPlayStateCommand(id, 'Pause');
-        });
-
-        $('.btnPlay', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendPlayStateCommand(id, 'Unpause');
-        });
-
-        $('.btnNextTrack', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendPlayStateCommand(id, 'NextTrack');
-        });
-
-        $('.btnPreviousTrack', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendPlayStateCommand(id, 'PreviousTrack');
-        });
-
-        $("#positionSlider", popup).on("slidestart", function () {
-
-            this.isSliding = true;
-
-        }).on("slidestop", function () {
-
-            var id = $('#selectSession', popup).val();
-
-            var percent = $(this).val();
-
-            var duration = parseInt($(this).attr('data-duration'));
-
-            var position = duration * percent / 100;
-
-            ApiClient.sendPlayStateCommand(id, 'Seek',
-                {
-                    SeekPositionTicks: parseInt(position)
-                });
-
-            this.isSliding = false;
-        });
-
-        $('.btnFullscreen', popup).on('click', function () {
-
-            var id = $('#selectSession', popup).val();
-
-            ApiClient.sendPlayStateCommand(id, 'Fullscreen');
-        });
-    }
-
-    function getPlaybackHtml(session) {
-
-        var html = '';
-
-        html += '<p class="nowPlayingTitle" style="text-align:center;margin:1.5em 0 0;"></p>';
-
-        html += '<p class="nowPlayingImage" style="text-align:center;margin-top:.5em;"></p>';
-
-        html += '<div style="text-align:center;margin: 1em 0;">';
-
-        html += '<div style="text-align:right;vertical-align:middle;padding-right:20px;font-weight: bold;">';
-        html += '<span class="nowPlayingTime"></span>';
-        html += '<span> / </span>';
-        html += '<span class="duration"></span>';
-        html += '</div>';
-
-        html += '<div class="remotePositionSliderContainer"><input type="range" name="positionSlider" id="positionSlider" min="0" max="100" value="50" step=".1" style="display:none;" /></div>';
-        html += '</div>';
-
-        html += '<div style="text-align:center; margin: 0 0 2em;">';
-        html += '<button class="btnPreviousTrack" type="button" data-icon="previous-track" data-inline="true" data-iconpos="notext">Previous track</button>';
-        html += '<span class="btnPauseParent"><button class="btnPause" type="button" data-icon="pause" data-inline="true" data-iconpos="notext">Pause</button></span>';
-        html += '<span class="btnPlayParent"><button class="btnPlay" type="button" data-icon="play" data-inline="true" data-iconpos="notext">Play</button></span>';
-        html += '<button class="btnStop" type="button" data-icon="stop" data-inline="true" data-iconpos="notext">Stop</button>';
-        html += '<button class="btnNextTrack" type="button" data-icon="next-track" data-inline="true" data-iconpos="notext">Next track</button>';
-        html += '<button class="btnVolumeDown" type="button" data-icon="volume-down" data-inline="true" data-iconpos="notext">Decrease volume</button>';
-        html += '<button class="btnVolumeUp" type="button" data-icon="volume-up" data-inline="true" data-iconpos="notext">Increase volume</button>';
-        html += '<button class="btnToggleMute" type="button" data-icon="volume-off" data-inline="true" data-iconpos="notext">Toggle mute</button>';
-
-        if (session && session.SupportsFullscreenToggle) {
-            html += '<button class="btnFullscreen" type="button" data-icon="action" data-inline="true" data-iconpos="notext">Toggle fullscreen</button>';
-        }
-
-        html += '</div>';
-
-
-        return html;
-    }
-
-    function updateSessionInfo(popup, sessions) {
-
-        var id = $('#selectSession', popup).val();
-
-        // don't display the current session
-        var session = sessions.filter(function (s) {
-            return s.Id == id;
-        })[0];
-
-        if (!session) {
-
-            $('.nothingPlaying', popup).hide();
-            $('.nowPlaying', popup).hide();
-            $('.commandsCollapsible', popup).hide();
-
-        }
-        else if (session.NowPlayingItem) {
-
-            $('.commandsCollapsible', popup).show();
-            $('.nothingPlaying', popup).hide();
-
-            var elem = $('.nowPlaying', popup).show();
-
-            updateNowPlaying(elem, session);
-
-        } else {
-
-            $('.commandsCollapsible', popup).show();
-            $('.nothingPlaying', popup).show();
-            $('.nowPlaying', popup).hide();
-        }
-    }
-
-    function updateNowPlaying(elem, session) {
-
-        var item = session.NowPlayingItem;
-
-        $('.nowPlayingTitle', elem).html(item.Name);
-
-        var imageContainer = $('.nowPlayingImage', elem);
-
-        if (item.PrimaryImageTag) {
-            imageContainer.show();
-
-            var img = $('img', imageContainer)[0];
-
-            var imgUrl = ApiClient.getImageUrl(item.Id, {
-                maxheight: 300,
-                type: 'Primary',
-                tag: item.PrimaryImageTag
-            });
-
-            if (!img || img.src.toLowerCase().indexOf(imgUrl.toLowerCase()) == -1) {
-                imageContainer.html('<img style="max-height:150px;" src="' + imgUrl + '" />');
-            }
-
-        } else {
-            imageContainer.hide();
-        }
-
-        if (session.CanSeek) {
-            $('.remotePositionSliderContainer', elem).show();
-        } else {
-            $('.remotePositionSliderContainer', elem).hide();
-        }
-
-        var time = session.NowPlayingPositionTicks || 0;
-        var duration = item.RunTimeTicks || 0;
-
-        var percent = duration ? 100 * time / duration : 0;
-
-        var slider = $('#positionSlider', elem);
-
-        if (!slider[0].isSliding) {
-            slider.val(percent).slider('refresh');
-        }
-
-        slider.attr('data-duration', duration);
-
-        $('.nowPlayingTime', elem).html(Dashboard.getDisplayTime(time));
-        $('.duration', elem).html(Dashboard.getDisplayTime(duration));
-
-        if (session.IsPaused) {
-            $('.btnPauseParent', elem).hide();
-            $('.btnPlayParent', elem).show();
-        } else {
-            $('.btnPauseParent', elem).show();
-            $('.btnPlayParent', elem).hide();
-        }
-    }
-
-    function renderSessionsInControlMenu(popup, sessions, options) {
-
-        options = options || {};
-
-        var deviceId = ApiClient.deviceId();
-
-        // don't display the current session
-        sessions = sessions.filter(function (s) {
-            return s.DeviceId != deviceId && s.SupportsRemoteControl;
-        });
-
-        var elem = $('#selectSession', popup);
-
-        var currentValue = options.sessionId || elem.val();
-
-        if (currentValue) {
-
-            // Make sure the session is still active
-            var currentSession = sessions.filter(function (s) {
-                return s.Id == currentValue;
-            })[0];
-
-            if (!currentSession) {
-                currentValue = null;
-            }
-        }
-
-        if (!currentValue && sessions.length) {
-            currentValue = sessions[0].Id;
-        }
-
-        var html = '';
-
-        for (var i = 0, length = sessions.length; i < length; i++) {
-
-            var session = sessions[i];
-
-            var text = session.DeviceName;
-
-            if (session.UserName) {
-                text += ' - ' + session.UserName;
-            }
-
-            html += '<option value="' + session.Id + '">' + text + '</option>';
-        }
-
-        elem.html(html).val(currentValue).selectmenu('refresh');
-
-    }
-
-    function remoteControl() {
-
-        var self = this;
-
-        var sessionQuery = {
-            SupportsRemoteControl: true,
-            ControllableByUserId: Dashboard.getCurrentUserId()
-        };
-
-        self.showMenu = function (options) {
-            ApiClient.getSessions(sessionQuery).done(function (sessions) {
-
-                showMenu(sessions, options);
-
-            });
-        };
-    }
-
-    window.RemoteControl = new remoteControl();
-
     function sendPlayCommand(options, playType) {
 
         var sessionId = MediaController.getPlayerInfo().id;
@@ -554,7 +143,7 @@
                 var session = sessions.filter(function (s) {
                     return s.Id == currentTargetId;
                 })[0];
-                
+
                 if (session) {
                     session = getPlayerState(session);
                 }
@@ -649,12 +238,22 @@
 
     function getPlayerState(session) {
 
-        var state = {
-            volumeLevel: session.VolumeLevel,
-            isMuted: session.IsMuted,
-            isPaused: session.IsPaused,
-            canSeek: session.CanSeek
-        };
+        var state = {};
+
+        var playerState = session.PlayState;
+        
+        if (playerState) {
+            
+            state.isMuted = playerState.IsMuted;
+            state.isPaused = playerState.IsPaused;
+            state.canSeek = playerState.CanSeek;
+            state.positionTicks = playerState.PositionTicks || 0;
+
+            state.mediaSource = playerState.MediaSourceId;
+            state.volumeLevel = playerState.VolumeLevel;
+            state.audioStreamIndex = playerState.AudioStreamIndex;
+            state.subtitleStreamIndex = playerState.SubtitleStreamIndex;
+        }
 
         var item = session.NowPlayingItem;
 
@@ -682,8 +281,6 @@
             state.thumbItemId = item.ThumbItemId;
             state.thumbImageTag = item.ThumbImageTag;
 
-            state.mediaSource = item.MediaSourceId;
-            state.positionTicks = session.NowPlayingPositionTicks || 0;
             state.runtimeTicks = item.RunTimeTicks;
         }
 
diff --git a/dashboard-ui/thirdparty/mediabrowser.apiclient.js b/dashboard-ui/thirdparty/mediabrowser.apiclient.js
index e70c2a2830..6e0ba6c829 100644
--- a/dashboard-ui/thirdparty/mediabrowser.apiclient.js
+++ b/dashboard-ui/thirdparty/mediabrowser.apiclient.js
@@ -3600,48 +3600,30 @@ MediaBrowser.ApiClient = function ($, navigator, JSON, WebSocket, setTimeout, wi
          * @param {String} userId
          * @param {String} itemId
          */
-        self.reportPlaybackStart = function (userId, itemId, mediaSourceId, canSeek, queueableMediaTypes) {
+        self.reportPlaybackStart = function (options) {
 
-            if (!userId) {
-                throw new Error("null userId");
+            if (!options) {
+                throw new Error("null options");
             }
 
-            if (!itemId) {
-                throw new Error("null itemId");
-            }
-
-            canSeek = canSeek || false;
-            queueableMediaTypes = queueableMediaTypes || '';
-
             if (self.isWebSocketOpen()) {
 
                 var deferred = $.Deferred();
 
-                var msg = [itemId, canSeek, queueableMediaTypes];
+                var msg = JSON.stringify(options);
 
-                if (mediaSourceId) {
-                    msg.push(mediaSourceId);
-                }
-
-                self.sendWebSocketMessage("PlaybackStart", msg.join('|'));
+                self.sendWebSocketMessage("ReportPlaybackStart", msg);
 
                 deferred.resolveWith(null, []);
                 return deferred.promise();
             }
 
-            var params = {
-                CanSeek: canSeek,
-                QueueableMediaTypes: queueableMediaTypes
-            };
-
-            if (mediaSourceId) {
-                params.mediaSourceId = mediaSourceId;
-            }
-
-            var url = self.getUrl("Users/" + userId + "/PlayingItems/" + itemId, params);
+            var url = self.getUrl("Sessions/Playing");
 
             return self.ajax({
                 type: "POST",
+                data: JSON.stringify(options),
+                contentType: "application/json",
                 url: url
             });
         };
@@ -3651,50 +3633,30 @@ MediaBrowser.ApiClient = function ($, navigator, JSON, WebSocket, setTimeout, wi
          * @param {String} userId
          * @param {String} itemId
          */
-        self.reportPlaybackProgress = function (userId, itemId, mediaSourceId, positionTicks, isPaused, isMuted) {
+        self.reportPlaybackProgress = function (options) {
 
-            if (!userId) {
-                throw new Error("null userId");
-            }
-
-            if (!itemId) {
-                throw new Error("null itemId");
+            if (!options) {
+                throw new Error("null options");
             }
 
             if (self.isWebSocketOpen()) {
 
                 var deferred = $.Deferred();
 
-                var msgData = itemId;
+                var msg = JSON.stringify(options);
 
-                msgData += "|" + (positionTicks == null ? "" : positionTicks);
-                msgData += "|" + (isPaused == null ? "" : isPaused);
-                msgData += "|" + (isMuted == null ? "" : isMuted);
-                msgData += "|" + (mediaSourceId == null ? "" : mediaSourceId);
-
-                self.sendWebSocketMessage("PlaybackProgress", msgData);
+                self.sendWebSocketMessage("ReportPlaybackProgress", msg);
 
                 deferred.resolveWith(null, []);
                 return deferred.promise();
             }
 
-            var params = {
-                isPaused: isPaused,
-                isMuted: isMuted
-            };
-
-            if (positionTicks) {
-                params.positionTicks = positionTicks;
-            }
-
-            if (mediaSourceId) {
-                params.mediaSourceId = mediaSourceId;
-            }
-
-            var url = self.getUrl("Users/" + userId + "/PlayingItems/" + itemId + "/Progress", params);
+            var url = self.getUrl("Sessions/Playing/Progress");
 
             return self.ajax({
                 type: "POST",
+                data: JSON.stringify(options),
+                contentType: "application/json",
                 url: url
             });
         };
@@ -3704,44 +3666,30 @@ MediaBrowser.ApiClient = function ($, navigator, JSON, WebSocket, setTimeout, wi
          * @param {String} userId
          * @param {String} itemId
          */
-        self.reportPlaybackStopped = function (userId, itemId, mediaSourceId, positionTicks) {
+        self.reportPlaybackStopped = function (options) {
 
-            if (!userId) {
-                throw new Error("null userId");
-            }
-
-            if (!itemId) {
-                throw new Error("null itemId");
+            if (!options) {
+                throw new Error("null options");
             }
 
             if (self.isWebSocketOpen()) {
 
                 var deferred = $.Deferred();
 
-                var msg = itemId;
-                msg += "|" + (positionTicks == null ? "" : positionTicks);
-                msg += "|" + (mediaSourceId == null ? "" : mediaSourceId);
+                var msg = JSON.stringify(options);
 
-                self.sendWebSocketMessage("PlaybackStopped", msg);
+                self.sendWebSocketMessage("ReportPlaybackStopped", msg);
 
                 deferred.resolveWith(null, []);
                 return deferred.promise();
             }
 
-            var params = {};
-
-            if (positionTicks) {
-                params.positionTicks = positionTicks;
-            }
-
-            if (mediaSourceId) {
-                params.mediaSourceId = mediaSourceId;
-            }
-
-            var url = self.getUrl("Users/" + userId + "/PlayingItems/" + itemId, params);
+            var url = self.getUrl("Sessions/Playing/Stopped");
 
             return self.ajax({
-                type: "DELETE",
+                type: "POST",
+                data: JSON.stringify(options),
+                contentType: "application/json",
                 url: url
             });
         };