对联广告代码效果之三[允许关闭],对联广告代码效果之三[允许关闭]
现在很多网站广告做的如火如荼,现在我就来介绍一下常见的对联浮动广告效果的代码使用方法,本文介绍的这种效果,在1024*768分辨率下正常显示,在800*600的分辨率下可以自动隐藏,以免遮住页面影响访问者浏览内容,而且与前面两个代码不同的是,广告图下方增加了一个图片按纽,允许访客点击关闭广告图片,下面文本框中就是实现效果所需代码:
var delta=0.015;
var collection;
var closeB=false;
function floaters() {
= [];
= function(id,x,y,content)
{
(<DIV+(typeof(x)=="string"?eval(x):x)+;top:+(typeof(y)=="string"?eval(y):y)+\"+content+</DIV);
var newItem = {};
= ();
newItem.x = x;
newItem.y = y;
[.length] = newItem;
}
= function()
{
collection =
setInterval(play(),30);
}
}
function play()
{
if(& || closeB)
{
for(var i=0;i<++)
{
collection[i]. = one;
}
return;
}
for(var i=0;i<++)
{
var followObj = collection[i].object;
var followObj_x = (typeof(collection[i].x)=="string"?eval(collection[i].x):collection[i].x);
var followObj_y = (typeof(collection[i].y)=="string"?eval(collection[i].y):collection[i].y);
if(followObj.offsetLeft!=(document.body.scrollLeft+followObj_x)) {
var dx=(document.body.scrollLeft+followObj_x-followObj.offsetLeft)*delta;
dx=(dx0?1:-1)*Math.ceil(Math.abs(dx));
followObj.style.left=followObj.offsetLeft+dx;
}
if(followObj.offsetTop!=(document.body.scrollTop+followObj_y)) {
var dy=(document.body.scrollTop+followObj_y-followObj.offsetTop)*delta;
dy=(dy0?1:-1)*Math.ceil(Math.abs(dy));
followObj.style.top=followObj.offsetTop+dy;
}
followObj.style.display = \;
}
}
function closeBanner()
{
closeB=true;
return;
}
var theFloaters = new floaters();
//
theFloaters.addItem(followDiv1,document.body.clientWidth-100,0,<a onClick="closeBanner();" href=target=_blank<img src="/attachment/portal/chinazcj/-11/20/051120411.gif" width=100 height=554 border=0</a<br<br<img src="/attachment/portal/chinazcj/-11/20/051113308.gif" onClick="closeBanner();");
theFloaters.addItem(followDiv2,0,0,<a onClick="closeBanner();" href= target=_blank<img src="/attachment/portal"