var lr="";
var opened = '';
function ls(tt) {
    var ttt = document.getElementById(tt);
    if (ttt.style.display!="none") {
		ttt.style.display="none";
	} else {
		ttt.style.display="";
        if(opened && (opened != tt) && (tmp = document.getElementById(opened)))
            tmp.style.display='none';
        opened = tt;
	}
    
}

function ons(t) {
	var t1 = document.getElementById(t);
	if (lr!="") {
		var t2 = document.getElementById(lr);
		t2.style.display="none";
	}
    t1.style.display="";
    lr=t;
}