ad.js
复制代码 代码如下:
vardelta=0.08
varcollection;
functionfloaters(){
this.items=[];
this.addItem=function(id,x,y,content)
{
document.write('<DIVid='+id+'style="Z-INDEX:10;POSITION:absolute;width:80px;height:60px;left:'+(typeof(x)=='string'?eval(x):x)+';top:'+(typeof(y)=='string'?eval(y):y)+'">'+content+'</DIV>');

varnewItem={};
newItem.object=document.getElementById(id);
newItem.x=x;
newItem.y=y;

this.items[this.items.length]=newItem;
}
this.play=function()
{
collection=this.items
setInterval('play()',10);
}
}
functionplay()
{

for(vari=0;i<collection.length;i++)
{
varfollowObj=collection[i].object;
varfollowObj_x=(typeof(collection[i].x)=='string'?eval(collection[i].x):collection[i].x);
varfollowObj_y=(typeof(collection[i].y)=='string'?eval(collection[i].y):collection[i].y);

if(followObj.offsetLeft!=(document.body.scrollLeft+followObj_x)){
vardx=(document.body.scrollLeft+followObj_x-followObj.offsetLeft)*delta;
dx=(dx>0?1:-1)*Math.ceil(Math.abs(dx));
followObj.style.left=followObj.offsetLeft+dx;
}

if(followObj.offsetTop!=(document.body.scrollTop+followObj_y)){
vardy=(document.body.scrollTop+followObj_y-followObj.offsetTop)*delta;
dy=(dy>0?1:-1)*Math.ceil(Math.abs(dy));
followObj.style.top=followObj.offsetTop+dy;
}
followObj.style.display='';
}
}

vartheFloaters=newfloaters();
//右面
theFloaters.addItem('followDiv1','document.body.clientWidth-106',80,'<EMBEDsrc=images/duilian.swfquality=highWIDTH=100HEIGHT=300TYPE=application/x-shockwave-flashid=adwmode=opaque></EMBED>');
//左面
theFloaters.addItem('followDiv2',6,80,'<EMBEDsrc=images/duilian.swfquality=highWIDTH=100HEIGHT=300TYPE=application/x-shockwave-flashid=adwmode=opaque></EMBED>');
theFloaters.play();

//图片格式调用方法
//<ahref=http:///lanren/target=_blank><imgsrc=images/ad_100x300.jpgborder=0></a>