adfloat.js

asp.net1.1编写的办公自动化系统

	var delta=0.30
	var collection;
	function floaters() {
		this.items	= [];
		this.addItem	= function(id,x,y,content)
				  {
					document.write('<DIV id='+id+' style="Z-INDEX: 10; POSITION: absolute;  width:80px; height:80px;left:'+(typeof(x)=='string'?eval(x):x)+';top:'+(typeof(y)=='string'?eval(y):y)+'">'+content+'</DIV>');
					
					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(screen.width < 800)
			{
				for(var i=0;i<collection.length;i++)
				{
					collection[i].object.style.display	= 'none';
				}
				return;
			}
			for(var i=0;i<collection.length;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=(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;
					}
				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 = 20081212
	if (thistime >= leftuptimestar && thistime <= leftuptimeend)
	{
	leftup="<a href='http://www.nbport.com.cn/rhhy3.jpg' target=_blank><img src=/rhhy4.jpg width=100 height=97 border=0></a>";
	//<EMBED src='/ad/images/xinnet.swf' quality=high  WIDTH=80 HEIGHT=80 TYPE='application/x-shockwave-flash' id=sinadl wmode=opaque></EMBED>
	}
	else
	{
	leftup="<img src=/ad/images/spacer.gif width=1 height=1 border=0>";
	}
//左下广告
	leftdowntimestar = 20040810 //规定撤除广告的时间转化的规格数字
	leftdowntimeend = 20081209
	if (thistime >= leftdowntimestar && thistime <= leftdowntimeend)
	{
	leftdown="";
	}
	else
	{
	leftdown="<img src=/ad/images/spacer.gif width=1 height=1 border=0>";
	}
//右上广告
	rightuptimestar = 20041018 //规定撤除广告的时间转化的规格数字
	rightuptimeend = 20081215
	if (thistime >= rightuptimestar && thistime <= rightuptimeend)
	{
	rightup="<img src='/images/congratulate.jpg' width='0' height='0' border='0'>";
	}
	else
	{
	rightup="<img src=/ad/images/spacer.gif width=1 height=1 border=0>";
	}
//右下广告
	rightdowntimestar = 20041101 //规定撤除广告的时间转化的规格数字
	rightdowntimeend = 20080201
	if (thistime >= rightdowntimestar && thistime <= rightdowntimeend)
	{
	rightdown="<img src=/images/wmck.jpg width=0 height=0 border=0>";
	}
	else
	{
	rightdown="<img src=/ad/images/spacer.gif width=1 height=1 border=0>";
	}

	var theFloaters		= new floaters();
	theFloaters.addItem('followDiv1',10,100,''+leftup+'');
	theFloaters.addItem('followDiv2',10,'document.body.clientHeight-100',''+leftdown+'');
	theFloaters.addItem('followDiv3','document.body.clientWidth-110',100,''+rightup+'');
	//theFloaters.addItem('followDiv4','document.body.clientWidth-110','document.body.clientHeight-100',''+rightdown+'');
	theFloaters.play();