var delta=0.30
var collection;
function floaters() {
this.items = [];
this.addItem = function(id,x,y,content)
{
document.write(''+content+'
');
var newItem = {};
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);
}
}
function play()
{
if(document.body.clientWidth < 850)
{
for(var i=0;i0?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;
}
followObj.style.display = '';
}
}
var leftup,leftdown,rightup,rightdown;
today = new Date();
tYear = today.getYear();
tMonth = today.getMonth()+1;
tToday = today.getDate();
thistime = tYear*10000+tMonth*100+tToday //当前时间转化的规格数字
//左上广告
leftuptimestar = 20040811 //规定撤除广告的时间转化的规格数字
leftuptimeend = 20090918
if (thistime >= leftuptimestar && thistime <= leftuptimeend)
{
//leftup="";
leftup="
";
}
else
{
leftup="
";
}
//左下广告
leftdowntimestar = 20040806 //规定撤除广告的时间转化的规格数字
leftdowntimeend = 20081030
if (thistime >= leftdowntimestar && thistime <= leftdowntimeend)
{
leftdown="
";
}
else
{
leftdown="
";
}
//右上广告
rightuptimestar = 20040813 //规定撤除广告的时间转化的规格数字
rightuptimeend = 20050918
if (thistime >= rightuptimestar && thistime <= rightuptimeend)
{
rightup="";
//rightup="
";
//rightup="
";
}
else
{
rightup="";
}
//右下广告
rightdowntimestar = 20040806 //规定撤除广告的时间转化的规格数字
rightdowntimeend = 20011030
if (thistime >= rightdowntimestar && thistime <= rightdowntimeend)
{
rightdown="
";
rightdown+="";
rightdown+="";
}
else
{
rightdown="";
}
var theFloaters = new floaters();
theFloaters.addItem('followDiv1',20,5,''+leftup+'');
theFloaters.addItem('followDiv2',15,'document.body.clientHeight-110',''+leftdown+'');
theFloaters.addItem('followDiv3','document.body.clientWidth-100',5,''+rightup+'');
theFloaters.addItem('followDiv4','document.body.clientWidth-107','document.body.clientHeight-260',''+rightdown+'');
theFloaters.play();
