if(parseInt(navigator.appVersion.charAt(0))<4){

	location.href="/"

}



var mvtLight="images/fudong_xx.gif"

var mvtWidth=86

var mvtHeight=97

var mvtLink="/detail_d.asp?id=4"

var mvtAlt="积分送礼"



brOK=navigator.javaEnabled()?true:false

ns4=(document.layers)?true:false

ie4=(document.all)?true:false



if(ns4){

document.write('<layer id="mvt" width=40 height=60;"><a href="'+mvtLink+'" target=_blank><img src="'+mvtLight+'" border=0 width="'+mvtWidth+'" height="'+mvtHeight+'" alt="'+mvtAlt+'"><\/a><br><\/layer>');

}

else{

document.write('<div id="mvt" style="position:absolute; width:40; height:60;"><a href="'+mvtLink+'" target=_blank><img src="'+mvtLight+'" border=0 width="'+mvtWidth+'" height="'+mvtHeight+'" alt="'+mvtAlt+'"><\/a><br><\/div>');

}



var vmin=2;

var vmax=5;

var vr=2;

var timer1;

//more javascript from http://www.mb5u.com

function Chip(chipname,width,height)

{this.named=chipname;

 this.vx=vmin+vmax*Math.random();

 this.vy=vmin+vmax*Math.random();

 this.w=width;

 this.h=height;

 this.xx=0;

 this.yy=0;

 this.timer1=null;

}



function movechip(chipname)

{

 if(brOK)

	{eval("chip="+chipname);

	if(ns4)

	{pageX=window.pageXOffset;

		pageW=window.innerWidth;

		pageY=window.pageYOffset;

		pageH=window.innerHeight;

	}

	else

	{pageX=window.document.body.scrollLeft;

		pageW=window.document.body.offsetWidth-8;

		pageY=window.document.body.scrollTop;

		pageH=window.document.body.offsetHeight;

	}



	chip.xx=chip.xx+chip.vx;

	chip.yy=chip.yy+chip.vy;



	chip.vx+=vr*(Math.random()-0.5);

	chip.vy+=vr*(Math.random()-0.5);

	if(chip.vx>(vmax+vmin))	chip.vx=(vmax+vmin)*2-chip.vx;

	if(chip.vx<(-vmax-vmin)) chip.vx=(-vmax-vmin)*2-chip.vx;

	if(chip.vy>(vmax+vmin))	chip.vy=(vmax+vmin)*2-chip.vy;

	if(chip.vy<(-vmax-vmin)) chip.vy=(-vmax-vmin)*2-chip.vy;





	if(chip.xx<=pageX)

		{	chip.xx=pageX;

		chip.vx=vmin+vmax*Math.random();

		}

	if(chip.xx>=pageX+pageW-chip.w)

		{	chip.xx=pageX+pageW-chip.w;

		chip.vx=-vmin-vmax*Math.random();

		}

	if(chip.yy<=pageY)

		{	chip.yy=pageY;

		chip.vy=vmin+vmax*Math.random();

		}

	if(chip.yy>=pageY+pageH-chip.h)

		{	chip.yy=pageY+pageH-chip.h;

		chip.vy=-vmin-vmax*Math.random();

		}



	if(ns4){

		eval('document.'+chip.named+'.top ='+chip.yy);

		eval('document.'+chip.named+'.left='+chip.xx);

	}

	else{

		eval('document.all.'+chip.named+'.style.pixelLeft='+chip.xx);

		eval('document.all.'+chip.named+'.style.pixelTop ='+chip.yy);

	}

	chip.timer1=setTimeout("movechip('"+chip.named+"')",100);		//设置速度，数值越大速度越慢

	}

}



function stopme(chipname)

{if(brOK)

	{//alert(chipname)

	eval("chip="+chipname);

	if(chip.timer1!=null)

	{clearTimeout(chip.timer1)}

	}

}



var mvt;

function mvt()

{

	mvt=new Chip("mvt",60,80);

	if(brOK){

		movechip("mvt");

	}

}



window.onload=mvt