function menus_esq(x) {
	
	x_visibility = document.getElementById(x).style.visibility;
	
	if (x_visibility == 'hidden') {	
		document.getElementById(x).style.visibility = 'visible';
		document.getElementById(x).style.height = 'auto';
		document.getElementById(x).style.display = '';
	}
	else {
		document.getElementById(x).style.visibility = 'hidden'
		document.getElementById(x).style.height = '';
		document.getElementById(x).style.display = 'none';
	}
}