// JavaScript Document
function myGod(id,w,n){
	var box=document.getElementById(id),can=true,w=w||1500,fq=fq||10,n=n==-1?-1:1;
	box.innerHTML+=box.innerHTML;
	box.onmouseover=function(){can=false};
	box.onmouseout=function(){can=true};
	var max=parseInt(box.scrollHeight/2);
	new function (){
		var stop=box.scrollTop%24==0&&!can;
		if(!stop){
			var set=n>0?[max,0]:[0,max];
			box.scrollTop==set[0]?box.scrollTop=set[1]:box.scrollTop+=n;
		};
		setTimeout(arguments.callee,box.scrollTop%24?fq:w);
	};
};
myGod('roll',10000);