document.observe("dom:loaded", function() {
var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();


    if((getCookie("ignoreBrowserCheck")!=1) && ((BrowserDetect.browser == 'Firefox' && BrowserDetect.version < 3.5) || (BrowserDetect.browser == 'Safari' && BrowserDetect.version < 3) || (BrowserDetect.browser == 'Opera' && BrowserDetect.version < 9) || (BrowserDetect.browser == 'Explorer' && BrowserDetect.version < 7) || (BrowserDetect.browser == 'Netscape')))
    {
    var sBrowserCheckDiv = '';
    sBrowserCheckDiv += '<div id="divBrowserCheck" style="border-color:red;border-style:solid;border-width:0 0 1px 0;background-color:#f9edd1;font-size:11px;font-family:Arial;padding:5px;">';
    sBrowserCheckDiv += '<a style="float:right;font-weight:bold;padding:38px 0 0 0" href="#" onclick="ignoreBrowserCheck();return false">ignora e chiudi</a><p>Stai utilizzando una versione non aggiornata del browser. Il sito funzioner&agrave; meglio se passi a un altro browser o aggiorni quello in uso. Esegui l\'aggiornamento a:<br /><a style="font-weight:bold" onclick="window.open(this.href);closeBrowserCheck();return false;" href="http://www.mozilla-europe.org">Firefox</a><br /><a style="font-weight:bold" onclick="window.open(this.href);closeBrowserCheck();return false;" href="http://www.google.com/chrome">Google Chrome</a><br /><a style="font-weight:bold" onclick="window.open(this.href);closeBrowserCheck();return false;" href="http://www.microsoft.com/en/us/default.aspx">Internet Explorer 8</a></p>';
    sBrowserCheckDiv += '</div>';

    document.body.insert({ top: sBrowserCheckDiv });
	}

});

function ignoreBrowserCheck()
{
    setCookie("ignoreBrowserCheck", 1);
    closeBrowserCheck();
}
function closeBrowserCheck()
{
    $('divBrowserCheck').hide();
}

function setCookie(name, value) {
   var expire = new Date (2100, 12, 21);
   document.cookie = name + "=" + escape(value);
}

function getCookie(Name) {
   var search = Name + "="
   if (document.cookie.length > 0) { // if there are any cookies
      offset = document.cookie.indexOf(search)
      if (offset != -1) { // if cookie exists
         offset += search.length
         // set index of beginning of value
         end = document.cookie.indexOf(";", offset)
         // set index of end of cookie value
         if (end == -1)
            end = document.cookie.length
         return unescape(document.cookie.substring(offset, end))
      }
   }
}