function denpa()
{
	window.open("/Portals/0/joho/files/html/denpagakuen.htm","","width=650,height=700,scrollbars=no,menubar=no,toolbar=no,location=no,status=no");
}
function meitetsu()
{
	window.open("/Portals/0/joho/files/html/meitetsu.html","","width=650,height=700,scrollbars=yes,menubar=no,toolbar=no,location=no,status=no");
}
function nika()
{
	window.open("/Portals/0/joho/files/html/nikka.htm","","width=650,height=700,scrollbars=no,menubar=no,toolbar=no,location=no,status=no");
}