var poleMenu = new Array();

function schovM( submenuId , action )
{
	var submenu = document.getElementById('submenu'+submenuId);
	var menuimg = document.getElementById('img'+submenuId);
	
	if( !submenu )
	{
		return true;
	}
	else
	{
		// if( action == 'show' )
		if( submenu.style.display == 'none' )
		{
			submenu.style.display = '';
			menuimg.src = '../../elsa/img/menu_sipka_dolu.gif';
			menuimg.alt = '- ';
		}
		else
		{
			submenu.style.display = 'none';
			menuimg.src = '../../elsa/img/menu_sipka_doprava.gif';
			menuimg.alt = '+';
		}
	}

	return false;
	// return true;
}