function pularCampo(objCampo)
{
    if(objCampo.value.length == objCampo.maxLength)
    {
        for(var intContador = 0; intContador < objCampo.form.length; intContador++)
        {
            if(objCampo.form[intContador] == objCampo && objCampo.form[(intContador + 1)] && objCampo.form[(intContador + 1)].type != "hidden")
            {
                objCampo.form[(intContador + 1)].focus();
                break;
            }
        }
    }
}

function verificarEmail(strEmail)
{
    var objExclude = /[^@\-\.\w]|^[_@\.\-]|[\._\-]{2}|[@\.]{2}|(@)[^@]*\1/;
    var objCheck = /@[\w\-]+\./;
    var objCheckEnd = /\.[a-zA-Z]{2,3}$/;
    
    if(((strEmail.search(objExclude) != -1) || (strEmail.search(objCheck)) == -1) || (strEmail.search(objCheckEnd) == -1))
        return false;
    else
        return true;
}

function verificarNumero(event)
{
    var intCodigo = event.keyCode  ? event.keyCode  :
                    event.charCode ? event.charCode :
                    event.which    ? event.which    : void 0;
    
    if(((intCodigo >= 48) && (intCodigo <= 57)) || (intCodigo == 8) || (intCodigo == 9) || (intCodigo == 37) || (intCodigo == 39) || (intCodigo == 40) || (intCodigo == 41) || (intCodigo == 45))
        return true;
    else
        return false;
}