if (!XMLHttpRequest) {
  window.XMLHttpRequest = function() {
    return new ActiveXObject('Microsoft.XMLHTTP');
  }
}

 function showMusic(gid)
{
     var url = 'dstm_ajax.php';
     var pars = 'action=music_list&genre_id=' + gid;
     var target = 'music_list';
     var myAjax = new Ajax.Updater(target, url, {method: 'post', parameters: pars});
} 

function switchFaqLive(fid){
     var url = 'dstm_ajax.php';
     var pars = 'action=switch_faq&faq_id=' + fid;
     var target = 'live_yn' + fid;
     var myAjax = new Ajax.Updater(target, url, {method: 'post', parameters: pars});
}

function switchTestLive(tid){
     var url = 'dstm_ajax.php';
     var pars = 'action=switch_testimonial&tid=' + tid;
     var target = 'showLive' + tid;
     var myAjax = new Ajax.Updater(target, url, {method: 'post', parameters: pars});
}

function displayContent(pid){
     var url = 'dstm_ajax.php';
     var pars = 'action=show-content&pid=' + pid;
     var target = 'content-form';
     var myAjax = new Ajax.Updater(target, url, {method: 'post', parameters: pars});
}