<div class="firstQuestion">
     <div class="male" onclick="secondQuestion(this);"></div>
     <div class="female" onclick="secondQuestion(this);"></div>
</div>

<div class="secondQuestion">
     <form class="formAconselhamento" id="male">
     <input type="button" id="save_value_male" class="back" name="save_value" onclick="comeBack(this); return false;"/>
     <input type="button" id="save_value_male" class="next" name="save_value" />
     </form>
</div>

function secondQuestion(divID)
{
    var clicado = $("#"+$(divID).attr('class'));
    $(".firstQuestion").hide();
    $("#"+$(divID).attr('class')).show();
}

function comeBack(divID)
{
    var backButton = $(divID).attr('id');

    if ( backButton == 'save_value_female' || backButton == 'save_value_male' )
    {
        $(".secondQuestion").hide();
        $(".firstQuestion").show();
    }
}