摘要: $("cli-open").click(function(){ var scrollTop = document.body.scrollTop;//保存点击前滚动条的位置 window.onscroll=function(){ document.body.scrollTop = scrollTop; 阅读全文
posted @ 2016-08-29 16:52 Goforward 阅读(1822) 评论(0) 推荐(0)