$(document).ready(function() {
	default_display = $(".txt_display").html();
	$(".nav a").mouseover(function() { display_txt($(this)); });
	$(".nav a").mouseout(restore_display);
	setupFormRegioni();
});

function restore_display() {
	$(".txt_display").html(default_display);
}

function display_txt(obj) {
	$(".txt_display").html(obj.html());
}

function setupFormRegioni() {
	// $("#select_provincia optgroup").hide();
	$("#select_provincia option").hide();
	$("#select_provincia").attr("disabled","disabled");
	$("#select_regione").change(function() {
		$("#select_regione option:selected").each(function() {
			// alert("regione_"+this.title);
//			var reg_id = "regione_"+this.title;
			AJAX__provs_da_reg(this.title);
		});
	}); 
}

function AJAX__provs_da_reg(idreg) {
	$("#select_provincia").load("ajax__provs_da_reg.html?idreg="+idreg);
	$("#select_provincia").val("").attr("disabled",false);
}