liyaxue的专栏

1.html页面 2.样式设置*{list-style:none;border:0;}#rocket-to-top div { left: 0; margin: 0; overflow: hidden; padding: 0; position: absolute; top: 0; width: 149px;}#roc

1.跳转页面并定位到页面某具体位置window.location.hash="#second";（second表示div的id）2. 点击页面某一项定位$("body,html").animate({     scrollTop: $("#id").offset().top - 70}, 0);

var beforeScrollTop = document.body.scrollTop; $(window).scroll(function(){ var afterScrollTop = document.body.scrollTop; var delta = afterScrollTop - beforeScrollTop; //顶部消失 if(

function inView(selector){ var option = 50; var winTop = $(window).height(); var winScrolled = $(window).scrollTop(); var selectorTop = $(selector).offset().top; if (winScrolled+winTop>

1.添加行 var table=document.getElementById("table"); var tr=table.insertRow(0); var td1=tr.insertCell(0); var td2=tr.insertCell(1); td1.innerHTML="1"; td2.innerHTML="2";2.删除行 var table

1.在页面中引用scrollbar.js2.在页面中引入scroll_bar样式 #dv_scroll_bar {position:absolute;right:8%;top:150px;width:14px;height:520px;border-left:1px solid #B5B5B5;}#dv_scroll_bar .Scrollbar-Track{

1.填写参数页面例子： action实验 function transValue(){ var reg = /^\s*|\s*$/g; var nn = document.getElementsByName("name")[0]; var name = nn.value; name = name.replace(reg,""); if