function j(){
var u=new Array("staff/Hiroaki_Takenaka.html","staff/Hiroyuki_Kosaka.html","staff/Naoki_Miura.html", "staff/Satoshi_Yagi.html", "staff/Takashi_Koizumi.html", "staff/Yumi_Kawasaki.html", "staff/Yasuhiro_Harada.html");
location.href=(u[Math.floor(Math.random()*u.length)]);
}