function hide_div(div){
	var elem = document.getElementById(div);
	elem.style.display = 'none';
}
	
function show_div(div){
	var elem = document.getElementById(div);
	elem.style.display = 'block';
}

function show(item){
	var blocco_1 = document.getElementById('blocco_1');
	blocco_1.style.display = 'none';
	var blocco_2 = document.getElementById('blocco_2');
	blocco_2.style.display = 'none';
	var blocco_3 = document.getElementById('blocco_3');
	blocco_3.style.display = 'none';
	var div = 'blocco_' + item;
	var elem = document.getElementById(div);
	elem.style.display = 'block';
}

function change_n_art(){
	var id = document.getElementById('n_art');
	var n_art = id.value;
	http.open('get', '/ajax/cambia_n_art.php?n_art='+n_art);
	http.onreadystatechange = handleResponse;
	http.send(null);
}

function upload(){
	var id = document.getElementById('foto');
	var foto = id.value;
	http.open('get', '/ajax/upload_foto.php?foto='+foto);
	http.onreadystatechange = handleResponse;
	http.send(null);
}

function cambia_mess_link(){
	var id_mess = document.getElementById('mess');
	var mess = id_mess.value;
	var id_link = document.getElementById('link');
	var link = id_link.value;
	http.open('get', '/ajax/cambia_mess_link.php?mess='+mess+'&link='+link);
	http.onreadystatechange = handleResponse;
	http.send(null);
}

/*
function show_article(tipo){
	http.open('get', '/ajax/show_article.php?tipo='+tipo);
	http.onreadystatechange = handleResponse;
	http.send(null);
}
*/

function swap_img(){
	var wImage = false;
	wImage = !wImage;
	if (wImage == true) {document.star.src="images/star_off.gif";}
	if (wImage == false) {document.star.src="images/star_on.gif";}
}


function mod_opz(opz,articolo_id){
	
	//swap_img();
	
	http.open('get', '/ajax/mod_opz.php?articolo_id='+articolo_id+'&opz_id='+opz+'&view=page');
	http.onreadystatechange = handleResponse;
	http.send(null);
	
}
/*
function show_article(item, n){
	for (var i =1;i<=n; i++){
		var blocco = document.getElementById('blocco_'+i);
		blocco.style.display = 'none';
	}
	var div = 'blocco_' + item;
	var elem = document.getElementById(div);
	elem.style.display = 'block';
}
*/
/*
function show_article(opz){
	http.open('get', '/ajax/show_article.php?tipo='+opz);
	http.onreadystatechange = handleResponse;
	http.send(null);
}
*/
/*
function del_article(tipo){
	
	http.open('get', '/ajax/del_article.php?tipo='+tipo);
	http.onreadystatechange = handleResponse;
	http.send(null);
	
}
*/
function display(item){
	var div = document.getElementById(item);
	var visible = div.style.display;
	
	if(visible == 'block')
		div.style.display = 'none';
	else
		div.style.display = 'block';
}
/*
function save_settings(){
	
	
	
	http.open('get', '/ajax/save_settings.php?hp='+hp+);
	http.onreadystatechange = handleResponse;
	http.send(null);
}*/

function change_counter(tag_id){
	var id = 'counter_' + tag_id;
	var input = document.getElementById(id);
	var counter = input.value ;
	http.open('get', '/ajax/change_counter.php?tag_id='+tag_id+'&counter='+counter);
	http.onreadystatechange = handleResponse;
	http.send(null);
}

function azzera_counter_tags(){
	http.open('get', '/ajax/azzera_tag_counter.php');
	http.onreadystatechange = handleResponse;
	http.send(null);
}

function borderit(which,color){
	if (document.all||document.getElementById){
		which.style.borderColor=color;
	}
}


function selectItem(li) {}
function formatItem(row) { return row; }
$(document).ready(function(){
	$("#users").autocomplete('ajax/autocomplete_users.php', { minChars:2, matchSubset:2, matchContains:3, cacheLength:10, onItemSelect:selectItem, formatItem:formatItem, selectOnly:1, mode:"single",multipleSeparator:"|" });
});

function dati_user(){
	var id = document.getElementById('users');
	var username = id.value;
	http.open('get', '/ajax/dati_user.php?username='+username);
	http.onreadystatechange = handleResponse;
	http.send(null);
}