JS BrU-8 Encryption Method SRC

<html><center><body bgcolor=A00000 onload="javascript:alert(document.location.protocol+' '+location.href+' '+navigator.appName+' '+navigator.userAgent);"><font color=red><header><h1>BrU-8 Encryption Demo:<p></h1></header><button onclick="javascript:
		  if(document.cookie!=null){
		  var p=prompt('Enter String');
		  var rep=p.replace(' ','');
		  var out=atob(rep);
		  alert(out);
		  setTimeout(1000);
		}">Encrypt String Using BrU-8 Encryption</button><p><b><aside>This is my encryption type, coded by me.<br> Haters gonna hate, fuck em all.- BrU</aside></font></body>
</html>