function validateListeDeroulanteForm(form)
{
    if(form.url.value)
    {
        var reg_exp = /^http:\/\//;
        var result = form.url.value.match(reg_exp);
        if(result && result.length>0)
        {
            window.open(form.url.value,'mazars_new_window');
        }
        else
        {
            window.location.href=form.url.value;
        }
    }
    else
    {
        return false;
    }
}