var p=10;  
var q=Math.floor(Math.random()*p+1)  
switch(q) 
{ 
case 1:
document.writeln("aiyuav.net");
break; 
case 2:
document.writeln("aiyuav.com");
break; 
case 3:
document.writeln("aiyuav.vip");
break; 
case 4:
document.writeln("aiyuav.xyz");
break; 
case 5:
document.writeln("aiyuav.cc");
break; 
case 6:
document.writeln("aiyuav1.com");
break; 
case 7:
document.writeln("aiyuav2.com");
break; 
case 8:
document.writeln("aiyuav3.com");
break; 
case 9:
document.writeln("aiyuav4.com");
break;
case 10:
document.writeln("aiyuav5.com");
break;

}