function rellenarCombo(combo, valor) {
	for (i = 0; i < combo.options.length; i++) {
		if (combo.options[i].value == valor) {
			combo.selectedIndex = i;
		}
	}
}
function rellenarRadio(radio, valor) {
	for (i = 0; i < radio.length; i++) {
		if (radio[i].value == valor) {
			radio[i].checked = true;
		}
	}
}