var rnd = Math.floor(Math.random() * 9);
switch (rnd) {
case 0:
document.write('
');
break;
case 1:
document.write('
');
break;
case 2:
document.write('
');
break;
case 3:
document.write('
');
break;
case 4:
document.write('
');
break;
case 5:
document.write('
');
break;
case 6:
document.write('
');
break;
case 7:
document.write('
');
break;
default:
document.write('
');
}