function tour(){ window.open("http://kouraku.sakura.ne.jp/safety_facilities/tour_entrance.php","WindowOpen1","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=900,height=700") }

function factory_ramen(){ window.open("http://kouraku.sakura.ne.jp/safety_facilities/tour_ramen.html","WindowOpen2","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=900,height=700") }

function factory_gyoza(){ window.open("http://kouraku.sakura.ne.jp/safety_facilities/tour_gyoza.html","WindowOpen3","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=900,height=700") }