document.addEventListener('touchstart', touch, false);
document.addEventListener('touchmove', touch, false);
document.addEventListener('touchend', touch, false);
var tn = 0;
function touch(event) {
var event = event || window.event;
switch (event.type) {
case "touchstart":
break;
case "touchend":
tn++;
if (tn >= 2) { //大于点击次数
}
break;
case "touchmove":
// 执行滑动事件
break;
}
}