function toggleDiv(divid){
                     if(document.getElementById(divid).style.display == 'none'){
                        document.getElementById(divid).style.display = 'inline';
                    }else{
                        document.getElementById(divid).style.display = 'none';
                         }
                         }





                function ShowVidStop(divid,playerid){
                       thisplayer=document.getElementById(playerid);

                     if(document.getElementById(divid).style.display == 'none'){
                        document.getElementById(divid).style.display = 'inline';
                                        thisplayer.playVideo();

                    }else{

                        document.getElementById(divid).style.display = 'none';
                                        thisplayer.pauseVideo();

                         }
                         }

                function ShowVid(divid){
                     if(document.getElementById(divid).style.display == 'none'){
                        document.getElementById(divid).style.display = 'inline';
                    }else{
                        document.getElementById(divid).style.display = 'none';
                         }
                         }



        function myalert() {
          alert();
        }
        function updateHTML(elmId, value) {
          document.getElementById(elmId).innerHTML = value;
        }

        function setytLibplayerState(newState) {
          updateHTML("playerstate", newState);
        }

        function onYouTubePlayerReady(playerId) {
          ytLibplayer = document.getElementById("myytLibplayer");
          setInterval(updateytLibplayerInfo, 250);
          updateytLibplayerInfo();
          ytLibplayer.addEventListener("onStateChange", "onytLibplayerStateChange");
          ytLibplayer.addEventListener("onError", "onPlayerError");

        }

        function onytLibplayerStateChange(newState) {
          setytLibplayerState(newState);

        }

        function onPlayerError(errorCode) {
          alert("An error occurred: "+ errorCode);
        }

        function updateytLibplayerInfo() {
          updateHTML("bytesloaded", getBytesLoaded());
          updateHTML("bytestotal", getBytesTotal());
          updateHTML("videoduration", getDuration());
          updateHTML("videotime", getCurrentTime());
          updateHTML("startbytes", getStartBytes());
        }

        // functions for the api calls
        function play() {
          if (ytLibplayer) {
            ytLibplayer.playVideo();
          }
        }

        function pause() {
          if (ytLibplayer) {
            ytLibplayer.pauseVideo();
          }
        }

        function stop() {
          if (ytLibplayer) {
            ytLibplayer.stopVideo();
          }
        }

        function getPlayerState() {
          if (ytLibplayer) {
            return ytLibplayer.getPlayerState();
          }
        }

        function seekTo(seconds) {
          if (ytLibplayer) {
            ytLibplayer.seekTo(seconds, true);
          }
        }

        function getBytesLoaded() {
          if (ytLibplayer) {
            return ytLibplayer.getVideoBytesLoaded();
          }
        }

        function getBytesTotal() {
          if (ytLibplayer) {
            return ytLibplayer.getVideoBytesTotal();
          }
        }

        function getCurrentTime() {
          if (ytLibplayer) {
            return ytLibplayer.getCurrentTime();
          }
        }

        function getDuration() {
          if (ytLibplayer) {
            return ytLibplayer.getDuration();
          }
        }

        function getStartBytes() {
          if (ytLibplayer) {
            return ytLibplayer.getVideoStartBytes();
          }
        }

        function mute() {
          if (ytLibplayer) {
            ytLibplayer.mute();
          }
        }

        function unMute() {
          if (ytLibplayer) {
            ytLibplayer.unMute();
          }
        }