var media;

	    var audio;

	    var touch

	    var audio_src;

			function touch_audio(){

			touch = document.getElementById('touch_record');

					touch.addEventListener('touchstart', function() {

   						navigator.notification.vibrate(200);			

						RecordAudio();},false );

					touch.addEventListener('touchend',function(){endRecord();},false);

			}

                 function RecordAudio(){

                 audio_src="luyin/record.amr";

                media = new Media(audio_src,onSuccess,onError);

                console.log(media);

                media.startRecord(); 

				audio=audio_src;

				alert("2");

            }



            function endRecord()

            {	alert("1");

                if (media != null)

                {

                    media.stopRecord();

                }

            }



<a  data-role="button" id="touch_record" data-theme="a"  class="startRecordBtn" ">按下录音</a>