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].name;
			}
			else if (dataProp)
				return data[i].name;
		}
	},
	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",
			name:'chr'
		},
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb",
			name:'omni'
			
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari",
			versionSearch: "Version",
			name:"saf"
		},
		{
			prop: window.opera,
			identity: "Opera",
			name:"op"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab",
			name: "icab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror",
			name:"kon"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox",
			name:"ff"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino",
			name:"cam"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape",
			name:"netsc"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE",
			name : "ie"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv",
			name : "moz"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla",
			name : "moz"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows",
			name: "win"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac",
			name: "mac"
			
		},
		{
			   string: navigator.userAgent,
			   subString: "iPhone",
			   identity: "iPhone/iPod",
				name:"iphone"
	    },
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux",
			name:"linux"
		}
	]

};
BrowserDetect.init();

window.onload = function(){
document.body.className = document.body.className+" "+BrowserDetect.browser+''+BrowserDetect.version;
};