//Lettura dei cookie
function getCookie( name ) {
	var start = document.cookie.indexOf(name+"=");
	var len = start+name.length+1;
	if ((!start) && (name != document.cookie.substring(0,name.length))) return(null);
	if (start == -1) return(null);
	var end = document.cookie.indexOf(";",len);
	if (end == -1) end = document.cookie.length;
	return(unescape(document.cookie.substring(len,end)) );
}

//Settaggio dei cookie
function setCookie(name, value, expiredays, path, domain, secure) {
	var expires = new Date();
	expires.setDate( expires.getDate() + expiredays );
	var cookieString = name + "=" +escape(value) +
	( (expires) ? ";expires=" + expires.toGMTString() : "") +
	( (path) ? ";path=" + path : "") +
	( (domain) ? ";domain=" + domain : "") +
	( (secure) ? ";secure" : "");
	document.cookie = cookieString;
}

//Eliminazione dei cookie
function delCookie(name, path, domain) {
	if (getCookie(name)) document.cookie = name + "=" +
	( (path) ? ";path=" + path : "") +
	( (domain) ? ";domain=" + domain : "") +
	";expires=Thu, 01-Jan-70 00:00:01 GMT";
}