function oc(objid) {
	var o = document.getElementById(objid);
	if (o.style.display == "none") {
		o.style.display = "block";
	} else if (o.style.display == "block") {
		o.style.display = "none";
	} else {
		o.style.display = "block";
	}
}
function almenu_termekek()
{
	var o1 = document.getElementById('t1');
	var o2 = document.getElementById('t2');
	var o3 = document.getElementById('t3');
	var o4 = document.getElementById('t4');
	if (o1.style.display == "none") {
		o1.style.display = "block";
	}
	else if (o1.style.display == "block") {
		o1.style.display = "none";
	} else {
		o1.style.display = "block";
	}
	
	if (o2.style.display == "none") {
		o2.style.display = "block";
	}
	else if (o2.style.display == "block") {
		o2.style.display = "none";
	} else {
		o2.style.display = "block";
	}
	
	if (o3.style.display == "none") {
		o3.style.display = "block";
	}
	else if (o3.style.display == "block") {
		o3.style.display = "none";
	} else {
		o3.style.display = "block";
	}
	
	if (o4.style.display == "none") {
		o4.style.display = "block";
	}
	else if (o4.style.display == "block") {
		o4.style.display = "none";
	} else {
		o4.style.display = "block";
	}
}

function almenu_referenciak()
{
	var o1 = document.getElementById('r1');
	var o2 = document.getElementById('r2');
  if (o1.style.display == "none") {
		o1.style.display = "block";
	}
	else if (o1.style.display == "block") {
		o1.style.display = "none";
	} else {
		o1.style.display = "block";
	}
	
	if (o2.style.display == "none") {
		o2.style.display = "block";
	}
	else if (o2.style.display == "block") {
		o2.style.display = "none";
	} else {
		o2.style.display = "block";
	}
	
}