music.addEventListener("touchstart",function(event){

if(audio.paused){

audio.play();

console.log(this);

// this.setAttribute("class","play");

this.style.animationPlayState="running";

}else{

audio.pause();

// this.setAttribute("class","");

console.log(this);

this.style.animationPlayState="paused";

};

},false);

page1.addEventListener("touchstart",function(event){

console.log(this);

page1.style.display="none";

page2.style.display="block";

page3.style.display="block";

page3.style.top ="100%";

setTimeout(function(){

page2.setAttribute("class","page fadeOut");

page3.setAttribute("class","page dafeIn");

},5500);

},false);

page1.addEventListener没有实现，music.addEventListener实现了