//判断是不是横屏，0 180是竖屏
if (window.orientation === 90 || window.orientation === -90 ){
}
window.addEventListener("onorientationchange" in window ? "orientationchange" : "resize", function() {
if (window.orientation === 180 || window.orientation === 0) {
return;
}
if (window.orientation === 90 || window.orientation === -90 ){
},3000);
}
}, false);