function mutat(id, s) {
	var e = document.getElementById(id);
	e.style.visibility = "visible";
	var img = document.createElement('img');
	img.src = s;
	img.style.zIndex = '9999';
	e.appendChild(img);
}
function elrejt(id) {
	var e = document.getElementById(id);
	e.innerHTML = '';
	e.style.visibility = "hidden";
} 

function showmenu(id){
	
		
	//if (document.getElementById('submenu_1').style.display == 'block'){
		document.getElementById('submenu_1').style.display = 'none';
	//}
	//if (document.getElementById('submenu_3').style.display == 'block'){
		document.getElementById('submenu_3').style.display = 'none';
	//}
	//if (document.getElementById('submenu_5').style.display == 'block'){
		document.getElementById('submenu_5').style.display = 'none';
	//}


if (document.getElementById(id).style.display == 'none'){
	document.getElementById(id).style.display = 'block';
	}		
else{
		document.getElementById(id).style.display = 'none';
	}
}

function hide(id){
	document.getElementById(id).style.display = 'none'
}