diff --git a/airtime_mvc/application/Bootstrap.php b/airtime_mvc/application/Bootstrap.php
index e2b3c4498..c4c53ffa5 100644
--- a/airtime_mvc/application/Bootstrap.php
+++ b/airtime_mvc/application/Bootstrap.php
@@ -13,6 +13,11 @@ require_once "Database.php";
 require_once __DIR__.'/controllers/plugins/RabbitMqPlugin.php';
 
 
+
+date_default_timezone_set('UTC');
+require_once (APPLICATION_PATH."/logging/Logging.php");
+Logging::setLogPath('/var/log/airtime/zendphp.log');
+
 date_default_timezone_set(Application_Model_Preference::GetTimezone());
 
 global $CC_CONFIG;
diff --git a/airtime_mvc/application/controllers/AudiopreviewController.php b/airtime_mvc/application/controllers/AudiopreviewController.php
index 69b82939e..c66539c37 100644
--- a/airtime_mvc/application/controllers/AudiopreviewController.php
+++ b/airtime_mvc/application/controllers/AudiopreviewController.php
@@ -197,16 +197,20 @@ class AudiopreviewController extends Zend_Controller_Action
         $elementMap['type'] = $track['type'];
 
         if ($track['type'] == 0) {
-            $fileExtension = pathinfo($track['path'], PATHINFO_EXTENSION);
+            $mime = $track['mime'];
             //type is file
-            //TODO: use MIME type for this
-            if (strtolower($fileExtension) === 'mp3') {
+            if (strtolower($mime) === 'audio/mp3') {
                 $elementMap['element_mp3'] = $track['item_id'];
-            } elseif (strtolower($fileExtension) === 'ogg') {
+            } elseif (strtolower($mime) === 'audio/ogg') {
                 $elementMap['element_oga'] = $track['item_id'];
+            } elseif (strtolower($mime) === 'audio/mp4') {
+                $elementMap['element_m4a'] = $track['item_id'];
+            } elseif (strtolower($mime) === 'audio/wav') {
+                $elementMap['element_wav'] = $track['item_id'];
+            } elseif (strtolower($mime) === 'audio/x-flac') {
+                $elementMap['element_flac'] = $track['item_id'];
             } else {
-                //the media was neither mp3 or ogg
-                throw new Exception("Unknown file type");
+                throw new Exception("Unknown file type: $mime");
             }
 
             $elementMap['uri'] = "/api/get-media/file/".$track['item_id'];
@@ -278,14 +282,19 @@ class AudiopreviewController extends Zend_Controller_Action
 
             $elementMap['type'] = $track['type'];
             if ($track['type'] == 0) {
-                $fileExtension = pathinfo($track['filepath'], PATHINFO_EXTENSION);
-                if (strtolower($fileExtension) === 'mp3') {
+                $mime = $track['mime'];
+                if (strtolower($mime) === 'audio/mp3') {
                     $elementMap['element_mp3'] = $track['item_id'];
-                } elseif (strtolower($fileExtension) === 'ogg') {
+                } elseif (strtolower($mime) === 'audio/ogg') {
                     $elementMap['element_oga'] = $track['item_id'];
+                } elseif (strtolower($mime) === 'audio/mp4') {
+                    $elementMap['element_m4a'] = $track['item_id'];
+                } elseif (strtolower($mime) === 'audio/wav') {
+                    $elementMap['element_wav'] = $track['item_id'];
+                } elseif (strtolower($mime) === 'audio/x-flac') {
+                    $elementMap['element_flac'] = $track['item_id'];
                 } else {
-                    //the media was neither mp3 or ogg
-                    throw new Exception("Unknown file type");
+                    throw new Exception("Unknown file type: $mime");
                 }
 
                 $elementMap['uri'] = "/api/get-media/file/".$track['item_id'];
diff --git a/airtime_mvc/application/models/Preference.php b/airtime_mvc/application/models/Preference.php
index aae45b0c3..807d23b6d 100644
--- a/airtime_mvc/application/models/Preference.php
+++ b/airtime_mvc/application/models/Preference.php
@@ -93,10 +93,9 @@ class Application_Model_Preference
             }
             $result = $con->query($sql)->fetchColumn(0);
             //$result = Application_Common_Database::prepareAndExecute($sql, $paramMap, 'column');
-            if ($result == 0)
-
+            if ($result == 0) {
                 return "";
-            else {
+            } else {
                 $sql = "SELECT valstr FROM cc_pref"
                 ." WHERE keystr = '$key'";
                 /*." WHERE keystr = :key";
diff --git a/airtime_mvc/public/index.php b/airtime_mvc/public/index.php
index 1ba5fec0f..7c6d5cfb4 100644
--- a/airtime_mvc/public/index.php
+++ b/airtime_mvc/public/index.php
@@ -51,7 +51,6 @@ $application = new Zend_Application(
     APPLICATION_PATH . '/configs/application.ini'
 );
 
-date_default_timezone_set('UTC');
 require_once (APPLICATION_PATH."/logging/Logging.php");
 Logging::setLogPath('/var/log/airtime/zendphp.log');
 
diff --git a/airtime_mvc/public/js/airtime/audiopreview/preview_jplayer.js b/airtime_mvc/public/js/airtime/audiopreview/preview_jplayer.js
index a1d604f41..56a4afa64 100644
--- a/airtime_mvc/public/js/airtime/audiopreview/preview_jplayer.js
+++ b/airtime_mvc/public/js/airtime/audiopreview/preview_jplayer.js
@@ -136,7 +136,17 @@ function buildplaylist(p_url, p_playIndex) {
                             artist: data[index]['element_artist'],
                             oga:data[index]['uri']
                     };
-                }
+                } else if (data[index]['element_m4a'] != undefined) {
+                    media = {title: data[index]['element_title'],
+                            artist: data[index]['element_artist'],
+                            m4a:data[index]['uri']
+                    };
+                } else if (data[index]['element_wav'] != undefined) {
+                    media = {title: data[index]['element_title'],
+                            artist: data[index]['element_artist'],
+                            wav:data[index]['uri']
+                    };
+                }  
             } else if (data[index]['type'] == 1) {
                  media = {title: data[index]['element_title'],
                         artist: data[index]['element_artist'],