jumpURL = new Array();
imgURL  = new Array();
jumpURL[0] = "/count/bn_count/rd_koudoku.php";
jumpURL[1] = "/count/bn_count/rd_furusato.php";
jumpURL[2] = "/count/bn_count/rd_mobile.php";
imgURL[0]  = "/js/kiji_banner/koudoku.gif";
imgURL[1]  = "/js/kiji_banner/furusato.gif";
imgURL[2]  = "/img/mobile_pr.gif";

n1 = Math.floor(Math.random()*jumpURL.length);
n2 = n1;

while(n2 == n1)
n2 = Math.floor(Math.random()*jumpURL.length);
n3 = n2;

while((n3 == n1) || (n3 == n2))
n3 = Math.floor(Math.random()*jumpURL.length);