function bm_switch(folder){
	curBox = folder;
	$("boxcontenitore").update('<img src="/images/ajax-loading.gif"/>');
	$$('#boxmenu ul li a.selezionato').each(function(elem){
		elem.removeClassName("selezionato");
	});
	var page = "";
	switch(folder){
		case 0:
			page = "/include/bm_progetti.php";
			break;
		case 1:
			page = "/include/bm_blocchi_cad.php";
			break;
		case 2:
			page = "/include/bm_ezine.php";
			break;
		case 3:
			page = "/include/bm_aziende.php";
			break;
		case 4:
			page = "/include/bm_video.php";
			break;
		case 5:
			page = "/include/bm_volumi.php";
			break;
	}
	new Ajax.Updater($("boxcontenitore"), page);
	$("bm_a_" + folder).addClassName("selezionato");
}

function loadProvince(){
	new Ajax.Updater($("provincia"), "/include/getProvince.php",
		{parameters: {id: $F("regione")},
		method: "post" }); 
}

function inviaArticolo(){
	new Ajax.Request("/include/inviaArticolo.php", {
		parameters: $("frmInviaArticolo").serialize(true),
		onSuccess: function(transport){
			window.alert(transport.responseText);
		}		
	});
}

var currImgId = 0;
function mostraImg(id){
	$$("img.active").each(function(elem){elem.removeClassName("active")});
	currImgId = id; 
	$("img_big").show().src=$("imgp_" + id).src;
	$("imgp_" + id).addClassName("active");
}

function nextImg(){
	currImgId++;
	if($("imgp_" + currImgId)){
		mostraImg(currImgId);
	} else {
		mostraImg(0);
	}
}