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: "iExplorer",
			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"
		},
		{
			string: navigator.userAgent,
			subString: "IRIX",
			identity: "Irix"
		},
		{
			string: navigator.appVersion,
			subString: "SunOS",
			identity: "SunOS"
		},
		{
			string: navigator.appName,
			subString: "WebTV",
			identity: "WebTV"
		},
		{
			string: navigator.appVersion,
			subString: "HP",
			identity: "HP-UX"
		}
	]

};
BrowserDetect.init();

function SistemaOperativo() {
if (navigator.userAgent.indexOf('IRIX') != -1) {var SO = "Irix" }
else if ((navigator.userAgent.indexOf('Win') != -1) && (navigator.userAgent.indexOf('98') != -1)) {var SO= "Windows 98"}
else if ((navigator.userAgent.indexOf('Win') != -1) && (navigator.userAgent.indexOf('95') != -1)) {var SO= "Windows 95"}
else if (navigator.appVersion.indexOf("16") !=-1) {var SO= "Windows 3.1"}
else if (navigator.userAgent.indexOf("NT 5.1") !=-1) {var SO= "Windows XP"}
else if (navigator.userAgent.indexOf("NT 5.2") !=-1) {var SO= "Windows Server 2003"}
else if (navigator.userAgent.indexOf("NT 5") !=-1) {var SO= "Windows 2000"}
else if (navigator.userAgent.indexOf("NT 6") !=-1) {var SO= "Windows Vista"}
else if (navigator.appVersion.indexOf("NT") !=-1) {var SO= "Windows NT"}
else if (navigator.appVersion.indexOf("SunOS") !=-1) {var SO= "SunOS"}
else if (navigator.appVersion.indexOf("Linux") !=-1) {var SO= "Linux"}
else if (navigator.userAgent.indexOf('Mac') != -1) {var SO= "Macintosh"}
else if (navigator.appName=="WebTV Internet Terminal") {var SO="WebTV"}
else if (navigator.appVersion.indexOf("HP") !=-1) {var SO="HP-UX"}
else {var SO= "No identificado"}
return SO;}
var SO= SistemaOperativo();