function showProfissionais()
{
    var menu_pro = document.getElementById('menu_pro');
    
    menu_pro.style.visibility = 'visible';
    
    var menu_pro = document.getElementById('menu_ser');
    
    menu_pro.style.visibility = 'hidden';
    
    var menu_pro = document.getElementById('menu_sin');
    
    menu_pro.style.visibility = 'hidden';
}
function hideProfissionais()
{
    var menu_pro = document.getElementById('menu_pro');
    
    menu_pro.style.visibility = 'hidden';
}
function showServicos()
{
    var menu_pro = document.getElementById('menu_ser');
    
    menu_pro.style.visibility = 'visible';
    
    var menu_pro = document.getElementById('menu_pro');
    
    menu_pro.style.visibility = 'hidden';
    
    var menu_pro = document.getElementById('menu_sin');
    
    menu_pro.style.visibility = 'hidden';
}
function hideServicos()
{
    var menu_pro = document.getElementById('menu_ser');
    
    menu_pro.style.visibility = 'hidden';
}
function showSintomas()
{
    var menu_pro = document.getElementById('menu_sin');
    
    menu_pro.style.visibility = 'visible';
    
    var menu_pro = document.getElementById('menu_pro');
    
    menu_pro.style.visibility = 'hidden';
    
    var menu_pro = document.getElementById('menu_ser');
    
    menu_pro.style.visibility = 'hidden';
}
function hideSintomas()
{
    var menu_pro = document.getElementById('menu_sin');
    
    menu_pro.style.visibility = 'hidden';
}