function valida(formulario) {
	

	if (formulario._user.value == '')
	{
		alert('Informe o Login!');
		formulario._user.focus();
		return false;
	}
	
	if (formulario._pass.value == '')
	{
		alert('Informe a Senha!');
		formulario._pass.focus();
		return false;
	}

<!--	document.getElementById('rcmloginuser').value = " ";-->
	
	return true;
	
}