兼容性非常好的js右下角与漂浮广告代码

兼容ie6 7 8 ,ff3.5 3.6,chrome 4.1.2,safari
重新修正
1.滚动时抖动的问题，主要体现在ff3.6上
2.加入了ie6下的固定
3.分成了两个块，xhtml,html解析
4.随着屏幕大小而变动

兼容ie6 7 8
ff3.5 3.6
chrome 4.1.2
safari

xhtml1.0解析

Untitled Document

html,body{
padding:0;
margin:0;
}

我在随平滚

我静止不动

function scrollx(p){
var d = document,dd = d.documentElement,db = d.body,w = window,o = d.getElementById(p.id),ie6 = /msie 6/i.test(navigator.userAgent),style,timer;
if(o){
o.style.cssText +=";position:"+(p.f&&!ie6?'fixed':'absolute')+";"+(p.l==undefined?'right:0;':'left:'+p.l+'px;')+(p.t!=undefined?'top:'+p.t+'px':'bottom:0');
if(p.f&&ie6){
o.style.cssText +=';left:expression(documentElement.scrollLeft + '+(p.l==undefined?dd.clientWidth-o.offsetWidth:p.l)+' + "px");top:expression(documentElement.scrollTop +'+(p.t==undefined?dd.clientHeight-o.offsetHeight:p.t)+'+ "px" );';
dd.style.cssText +=';background-image: url(about:blank);background-attachment:fixed;';
}else{
if(!p.f){
w.onresize = w.onscroll = function(){
clearInterval(timer);
timer = setInterval(function(){
//双选择为了修复chrome 下xhtml解析时dd.scrollTop为 0
var st = (dd.scrollTop||db.scrollTop),c;
c = st - o.offsetTop + (p.t!=undefined?p.t:(w.innerHeight||dd.clientHeight)-o.offsetHeight);
if(c!=0){
o.style.top = o.offsetTop + Math.ceil(Math.abs(c)/10)*(c

[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]

html4.01解析

Untitled Document

html,body{
padding:0;
margin:0;
}

我在随平滚

我静止不动

function scroll(p){
var d = document,dd = d.documentElement,db = d.body,w = window,o = d.getElementById(p.id),ie = /msie/i.test(navigator.userAgent),style,timer;
if(o){
//ie8下position:fixed下top left失效
o.style.cssText +=";position:"+(p.f&&!ie?'fixed':'absolute')+";"+(p.l==undefined?'right:0;':'left:'+p.l+'px;')+(p.t!=undefined?'top:'+p.t+'px':'bottom:0');
if(p.f&&ie){
o.style.cssText +=';left:expression(body.scrollLeft + '+(p.l==undefined?db.clientWidth-o.offsetWidth:p.l)+' + "px");top:expression(body.scrollTop +'+(p.t==undefined?db.clientHeight-o.offsetHeight:p.t)+'+ "px" );'
db.style.cssText +=";background-image:url(about:blank);background-attachment:fixed;"
}else{
if(!p.f){
w.onresize = w.onscroll = function(){
clearInterval(timer);
timer = setInterval(function(){
var st = db.scrollTop,c;
c = st - o.offsetTop + (p.t!=undefined?p.t:(w.innerHeight||db.clientHeight)-o.offsetHeight);
if(c!=0){
o.style.top = o.offsetTop + Math.ceil(Math.abs(c)/10)*(c

[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]