colours=new Array('#ff0000','#00ff00','#ffffff','#ff00ff','#ffa500','#ffff00','#00ff00','#ffffff','ff00ff') 
n = 10; 
y = 0; 
x = 0; 
n6=(document.getElementById&&!document.all); 
ns=(document.layers); 
ie=(document.all); 
d=(ns||ie)?'document.':'document.getElementById("'; 
a=(ns||n6)?'':'all.'; 
n6r=(n6)?'")':''; 
s=(ns)?'':'.style'; 
if (ns){ 
for (i = 0; i < n; i++) 
document.write('<layer name="dots'+i+'" top=0 left=0 width='+i/2+' height='+i/2+' bgcolor=#ff0000></layer>'); 
} 
if (ie) 
document.write('<div id="con" style="position:absolute;top:0px;left:0px"><div style="position:relative">'); 
if (ie||n6){ 
for (i = 0; i < n; i++) 
document.write('<div id="dots'+i+'" style="position:absolute;top:0px;left:0px;width:'+i/2+'px;height:'+i/2+'px;background:#ff0000;font-size:'+i/2+'"></div>'); 
} 
if (ie) 
document.write('</div></div>'); 
(ns||n6)?window.captureEvents(Event.MOUSEMOVE):0; 
function Mouse(evnt){ 
y = (ns||n6)?evnt.pageY+4 - window.pageYOffset:event.y+4; 
x = (ns||n6)?evnt.pageX+1:event.x+1; 
} 
(ns)?window.onMouseMove=Mouse:document.onmousemove=Mouse; 
function animate(){ 
o=(ns||n6)?window.pageYOffset:0; 
if (ie)con.style.top=document.body.scrollTop; 
for (i = 0; i < n; i++){ 
var temp1 = eval(d+a+"dots"+i+n6r+s); 

randcolours = colours[Math.floor(Math.random()*colours.length)]; 
(ns)?temp1.bgColor = randcolours:temp1.background = randcolours; 
if (i < n-1){ 
var temp2 = eval(d+a+"dots"+(i+1)+n6r+s); 
temp1.top = parseInt(temp2.top); 
temp1.left = parseInt(temp2.left); 
} 
else{ 
temp1.top = y+o; 
temp1.left = x; 
} 
} 
setTimeout("animate()",10); 
} 
animate();