'); }); wavesurfer.on('ready', function () { $('#waveform--42786').remove(); $('#acont--42786').removeClass('cont_hide'); }); var buttonBack = document.getElementById('sback-42786'); buttonBack.addEventListener('click', wavesurfer.skipBackward.bind(wavesurfer)); var buttonForw = document.getElementById('sforw-42786'); buttonForw.addEventListener('click', wavesurfer.toggleMute.bind(wavesurfer)); var buttonPlay = document.getElementById('play-42786'); buttonPlay.addEventListener('click', wavesurfer.playPause.bind(wavesurfer));