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: "Chrome",
			identity: "Chrome"
		},
		{ 	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();

// alert(BrowserDetect.browser);
// alert(BrowserDetect.version);
 
 if(
 (BrowserDetect.browser == 'Explorer' && BrowserDetect.version < 8  ) ||
 (BrowserDetect.browser == 'Opera' && BrowserDetect.version < 9.5  ) ||
 (BrowserDetect.browser == 'Explorer' && BrowserDetect.version < 3  ) 
 )
{
    document.writeln('<div style="border: 3px solid #cc0000; background-color: #fce94f; padding: 5px; margin-bottom: 10px; clear: both;">');
    document.writeln('<strong>Dėmesio!</strong> Jei matote šią žinutę, tai tikriausiai naudojate pasenusią ir virusų mėgstamą naršyklę .<br /><br />Įsidiegite vieną iš nemokamų alternatyvių naršyklių: <a href="http://getfirefox.com">FireFox</a> arba <a href="http://www.microsoft.com/windows/products/winfamily/ie/default.mspx">atsinaujinkite</a> esamos naršyklės versija');
    document.writeln('</div>');
}
/*
{
	
	document.writeln('<div style="text-align: center; border: 3px solid #cc0000; background-color: #fce94f; padding: 5px; margin-bottom: 10px; clear: both;">');
    document.writeln('<strong>Svetainė šiuo metu atnaujinama </strong>');
    document.writeln('</div>');
	}
*/