JS类:实现对联式广告

if(followObj.offsetLeft!=(document.body.scrollLeft+followObj_x))

{

var dx=(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))

{

var dy=(document.body.scrollTop+followObj_y-followObj.offsetTop)*delta;

dy=(dy>0?1:-1)*Math.ceil(Math.abs(dy));

followObj.style.top=followObj.offsetTop+dy;

}

}

}

function FloaterItem(id,x,y,width,height,title,content,hasTitle)

{

//class floater,for single floater object

this.id=id;

this.x=x;

this.y=y;

this.width=width;

this.height=height;

this.content=content;

this.title=title;

this.status=true;

this.hasTitle=hasTitle;