var randomnumber;
var x;
var books;
books = 3;
randomnumber = Math.floor(Math.random() * books);
randomnumber = randomnumber + 1;
switch(randomnumber)
{
case 1:
document.write('Presented By: Endless Pools ®');
break;
case 2:
document.write('Presented By: Endless Pools ®');
break;
case 3:
document.write('Presented By: Endless Pools ®');
break;
}