点击空白处关闭弹出层#box{width:300px;height:200px;border:1px solid #000;display:none;}.btn{color:red;}
$(function(){
$(".btn").click(function(event){
var e=window.event||event;
if(e.stopPropagation){
e.stopPropagation();
}else{
e.cancelBubble=true;
}
$("#box").show();
});
$("#box").click(function(event){
var e=window.event||event;
if(e.stopPropagation){
e.stopPropagation();
}else{
e.cancelBubble=true;
}
});
document.onclick=function(){
$("#box").hide();
};
})点击此处打开弹出层
点击空白处关闭弹出层
原理就是 对文档流body 做隐藏 然后去除事件冒泡 特殊展示
