function sel_regioni() {
	var sel_id_regioni = document.getElementById('sel_id_regioni');
	var id_regioni = sel_id_regioni.options[sel_id_regioni.selectedIndex].value;

	$("#div_dove").load("_aj_sel_dove.php", {id_regioni: id_regioni});

}

function sel_provincie() {
	var sel_id_regioni = document.getElementById('sel_id_regioni');
	var id_regioni = sel_id_regioni.options[sel_id_regioni.selectedIndex].value;
	
	var sel_id_provincie = document.getElementById('sel_id_provincie');
	var id_provincie = sel_id_provincie.options[sel_id_provincie.selectedIndex].value;

	$("#div_dove").load("_aj_sel_dove.php", {id_regioni: id_regioni,id_provincie: id_provincie});
}