//######################################################
// ***                                           funzioni per cookies                                               ****

function setCookie(cookieName, cookieValue, cookiePath, days)
{
	cookieValue = escape(cookieValue);
	
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	/*
	if (cookieExpires == "")
	{
		var nowDate = new Date();
		nowDate.setMonth(nowDate.getMonth() + 6);
		cookieExpires = nowDate.toGMTString();
		var expires = "; expires="+nowDate.toGMTString();
	}else {
		var expires = "; expires="+nowDate.toGMTString();
	}
	*/
	if (cookiePath != "")
	{
		cookiePath = ";Path=" + cookiePath;	
	}

	document.cookie = cookieName + "=" + cookieValue + expires+ cookiePath;
}
// -----------------------------------------------


function getCookieValue (cookieName)
{
	var cookieValue = document.cookie;
	var cookieStartsAt = cookieValue.indexOf( " " + cookieValue + "=");
	
	if (cookieStartsAt == -1)
	{
		cookieStartsAt = cookieValue.indexOf(cookieName + "=");
	}
	
	if (cookieStartsAt == -1)
	{
		cookieValue = null;
	}
	else
	{
		cookieStartsAt = cookieValue.indexOf ( "=", cookieStartsAt) +1;
		var cookieEndsAt = cookieValue.indexOf ( ";", cookieStartsAt);
		if (cookieEndsAt == -1)
		{
			cookieEndsAt = cookieValue.length;
		}
		cookieValue = unescape ( cookieValue.substring (cookieStartsAt, cookieEndsAt)); 
	}
	return cookieValue;	
}	
// -----------------------------------------------

//######################################################