// 
var BrowserDetect = new Object();

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";
}
	
BrowserDetect.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;
		}
	}
}
BrowserDetect.SearchVersion = function (dataString)
{
	var index = dataString.indexOf(this.versionSearchString);
	if (index == -1) return;
	return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
}
BrowserDetect.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"
		}
	];
	
BrowserDetect.dataOS = [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	];
BrowserDetect.Init();