function nw_open()
{
  winurl = 'http://www.vocshima.jp/home/livecamera/camera.html';
  w_para="toolbar=no,location=no,directries=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=580,height=780" ;
  w=window.open(winurl,"calen",w_para);
}

function w_close()
{
  w.close() ;
}