function rtc_hide_and_show(rtcid) {
	
    console.log('show id :'+rtcid)
    var id = localStorage.getItem('rtc');
    var hideid = document.getElementById(id);
    console.log('hide id :' + id)
    $(hideid).hide();

    var showid = document.getElementById(rtcid);    
    $(showid).show();
    localStorage.setItem('rtc',rtcid);
    
};