diff --git a/trunk/research/players/js/srs.player.js b/trunk/research/players/js/srs.player.js
index ac45896b6..0c82d4457 100755
--- a/trunk/research/players/js/srs.player.js
+++ b/trunk/research/players/js/srs.player.js
@@ -5,6 +5,22 @@
 * @param height a float value specifies the height of player.
 * @param private_object [optional] an object that used as private object, 
 *       for example, the logic chat object which owner this player.
+* Usage:
+        <script type="text/javascript" src="js/swfobject.js"></script>
+        <script type="text/javascript" src="js/srs.player.js"></script>
+        <div id="player"></div>
+        var p = new SrsPlayer("player", 640, 480);
+        p.set_srs_player_url("srs_player.swf?v=1.0.0");
+        p.on_player_ready = function() {
+            p.set_bt(0.8);
+            p.set_mbt(1.2);
+            p.play("rtmp://ossrs.net/live/livestream");
+        };
+        p.on_player_metadata = function(metadata) {
+            console.log(metadata);
+            console.log(p.dump_log());
+        };
+        p.start();
 */
 function SrsPlayer(container, width, height, private_object) {
     if (!SrsPlayer.__id) {
@@ -63,8 +79,12 @@ function SrsPlayer(container, width, height, private_object) {
 * user can set some callback, then start the player.
 * @param url the default url.
 * callbacks:
-*      on_player_ready():int, when srs player ready, user can play.
+*      on_player_ready():int, when srs player ready, user can play().
 *      on_player_metadata(metadata:Object):int, when srs player get metadata.
+* methods:
+*      set_bt(t:Number):void, set the buffer time in seconds.
+*      set_mbt(t:Number):void, set the max buffer time in seconds.
+*      dump_log():String, get all logs of player.
 */
 SrsPlayer.prototype.start = function(url) {
     if (url) {
diff --git a/trunk/research/players/srs_player/src/M3u8Player.as b/trunk/research/players/srs_player/src/M3u8Player.as
index 6aa928dd4..173473477 100644
--- a/trunk/research/players/srs_player/src/M3u8Player.as
+++ b/trunk/research/players/srs_player/src/M3u8Player.as
@@ -52,6 +52,68 @@ package
 
         public function play(url:String):void {
             this.user_url = url;
+
+            this.media_conn = new NetConnection();
+            this.media_conn.client = {};
+            this.media_conn.client.onBWDone = function():void {};
+            this.media_conn.addEventListener(NetStatusEvent.NET_STATUS, function(evt:NetStatusEvent):void {
+                log("NetConnection: code=" + evt.info.code);
+
+                if (evt.info.hasOwnProperty("data") && evt.info.data) {
+                    owner.on_player_metadata(evt.info.data);
+                }
+
+                // reject by server, maybe redirect.
+                if (evt.info.code == "NetConnection.Connect.Rejected") {
+                    // RTMP 302 redirect.
+                    if (evt.info.hasOwnProperty("ex") && evt.info.ex.code == 302) {
+                        streamName = url.substr(url.lastIndexOf("/") + 1);
+                        url = evt.info.ex.redirect + "/" + streamName;
+                        log("Async RTMP 302 Redirect to: " + url);
+
+                        // notify server.
+                        media_conn.call("Redirected", null, evt.info.ex.redirect);
+
+                        // do 302.
+                        owner.on_player_302(url);
+                        return;
+                    }
+                }
+
+                // TODO: FIXME: failed event.
+                if (evt.info.code != "NetConnection.Connect.Success") {
+                    return;
+                }
+
+                media_stream = new NetStream(media_conn);
+                media_stream.addEventListener(NetStatusEvent.NET_STATUS, function(evt:NetStatusEvent):void {
+                    log("NetStream: code=" + evt.info.code);
+
+                    if (evt.info.code == "NetStream.Video.DimensionChange") {
+                        owner.on_player_dimension_change();
+                    } else if (evt.info.code == "NetStream.Buffer.Empty") {
+                        owner.on_player_buffer_empty();
+                    } else if (evt.info.code == "NetStream.Buffer.Full") {
+                        owner.on_player_buffer_full();
+                    }
+
+                    // TODO: FIXME: failed event.
+                });
+
+                // setup stream before play.
+                owner.on_player_before_play();
+
+                if (url.indexOf("http") == 0) {
+                    media_stream.play(url);
+                } else {
+                    streamName = url.substr(url.lastIndexOf("/") + 1);
+                    media_stream.play(streamName);
+                }
+
+                owner.on_player_play();
+            });
+
+            this.media_conn.connect(null);
         }
 
         public function close():void {
diff --git a/trunk/research/players/srs_player/src/Utility.as b/trunk/research/players/srs_player/src/Utility.as
index f462fded3..8204ee443 100644
--- a/trunk/research/players/srs_player/src/Utility.as
+++ b/trunk/research/players/srs_player/src/Utility.as
@@ -14,13 +14,19 @@ package
         public static var logData:String = "";
 
         /**
-         * initialize the player by flashvars for config.
-         * @param flashvars the config.
+         * whether string s endswith f.
          */
         public static function stringEndswith(s:String, f:String):Boolean {
             return s && f && s.indexOf(f) == s.length - f.length;
         }
 
+        /**
+         * whether string s startswith f.
+         */
+        public static function stringStartswith(s:String, f:String):Boolean {
+            return s && f && s.indexOf(f) == 0;
+        }
+
         /**
          * write log to trace and console.log.
          * @param msg the log message.
diff --git a/trunk/research/players/srs_player/src/srs_player.as b/trunk/research/players/srs_player/src/srs_player.as
index a0168e65d..62d0ba407 100755
--- a/trunk/research/players/srs_player/src/srs_player.as
+++ b/trunk/research/players/srs_player/src/srs_player.as
@@ -429,7 +429,7 @@ package
             js_call_stop();
 
             // create player.
-            if (Utility.stringEndswith(url, ".m3u8")) {
+            if (Utility.stringEndswith(url, ".m3u8") && Utility.stringStartswith(url, "http://")) {
                 player = new M3u8Player(this);
                 log("create M3U8 player.");
             } else {