function session_win1() {
  window.open("gadgetinfo.html#weather","weather","height=460,width=430,toolbar=no,statusbar=no,scrollbars=yes").focus();
}
function session_win2() {
  window.open("gadgetinfo.html#map","map","height=460,width=430,toolbar=no,statusbar=no,scrollbars=yes").focus();
}
function session_win3() {
  window.open("gadgetinfo.html#moon","moon","height=460,width=430,toolbar=no,statusbar=no,scrollbars=yes").focus();
}