手机端网页添加active状态效果_add active state in mobile page

1.需要把链接在移动端上默认的一层半透明的层删掉
a{-webkit-tap-highlight-color: rgba(0,0,0,0);}
2.给document绑定一个touchstart事件
document.addEventListener(“touchstart”, function(){}, true);

链接: http://www.mobify.com/blog/beginners-guide-to-perceived-performance/