window.onresize=function(){
if(window.screen.height==document.body.clientHeight){
$(".xxx").css("display","block");
}else{
$(".xxx").css("display","none");
}
}
判断高度是否变化,然后控制定位元素显示隐藏
window.onresize=function(){
if(window.screen.height==document.body.clientHeight){
$(".xxx").css("display","block");
}else{
$(".xxx").css("display","none");
}
}
判断高度是否变化,然后控制定位元素显示隐藏