function peidaTabid() {
	var sisud = $('online-kast').getElementsByClassName('s');
	var tabid = $('nupud').getElementsByTagName('div');
	for(i=0;i<sisud.length;i++) {
		sisud[i].style.display="none";
	}
	for(i=0;i<tabid.length;i++) {
		if(tabid[i].className == "nupp-akt") {
			tabid[i].className = "nupp";
		}
	}
}
function tabid(a,b,s) {
	peidaTabid();
	$(b).show();
	$(a).className = s;
}