var clientPC = navigator.userAgent.toLowerCase(); // Get client info
var is_ie = ((clientPC.indexOf("msie") != -1));
var is_opera = ((clientPC.indexOf("opera") != -1));
var is_chrome = ((clientPC.indexOf("chrome") != -1));
var is_safari = ((clientPC.indexOf("safari") != -1));
var is_konqueror = ((clientPC.indexOf("KDE") != -1)); //Konqueror
var is_ie = ((clientPC.indexOf("msie") != -1) && (clientPC.indexOf("opera") == -1));
var is_moz = ((clientPC.indexOf('mozilla')!=-1) && (clientPC.indexOf('spoofer')==-1)
                && (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera')==-1)
                && (clientPC.indexOf('webtv')==-1) && (clientPC.indexOf('hotjava')==-1));
var is_win = ((clientPC.indexOf("win")!=-1) || (clientPC.indexOf("16bit") != -1));
var is_mac = (clientPC.indexOf("mac")!=-1);

var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;



//function startBrowserCheck(what){
	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.vendor,
				subString: "Apple",
				identity: "Safari",
				versionSearch: "Version"
			},
			{
				prop: window.opera,
				identity: "Opera"
			},
			{
				string: navigator.vendor,
				subString: "KDE",
				identity: "Konqueror"
			},
			{
				string: navigator.userAgent,
				subString: "Firefox",
				identity: "Firefox"
			},
			{
				string: navigator.userAgent,
				subString: "MSIE",
				identity: "Explorer",
				versionSearch: "MSIE"
			},
		],
		dataOS : [
			{
				string: navigator.platform,
				subString: "Win",
				identity: "Windows"
			},
			{
				string: navigator.platform,
				subString: "Mac",
				identity: "Mac"
			},
			{
				   string: navigator.userAgent,
				   subString: "iPhone",
				   identity: "iPhone/iPod"
			},
			{
				string: navigator.platform,
				subString: "Linux",
				identity: "Linux"
			}
		]
	
	};
	BrowserDetect.init();
	
	var ff_latest_version = 3.5;
	var opera_latest_version = 9.8;//normalnie dla windows wersja jest 9.8 mimo że tak naprawdę jest 10 - nie wiem czemu ale tak jest
	var chrome_latest_version = 3;
	var ie_latest_version = 8;
	
	var cur_version =  parseFloat(BrowserDetect.version);
/*
	if (BrowserDetect.browser == 'Opera') {
		$('opera_arrow').addClassName('web_arrow');
		if (opera_latest_version > cur_version) {
			$('web_info_box').addClassName('web_info_black');
			$('opera_icon').addClassName('webalert');
			$('web_text1').innerHTML = '<a href="http://www.opera.com/download/" target="_blank">'+lang_web_download+'</a><BR /><BR /><span class="web_opera_text1">'+lang_web_opera_text1+'</span><BR /><span class="web_opera_text2">'+lang_web_opera_text2+'</span>';
		} else {
			$('web_info_box').addClassName('web_info_grey');
			$('web_text1').innerHTML = lang_web_best_choice;
		}		
	}*/
//}