// Browser Detect  v2.1.6
// documentation: http://www.dithered.com/javascript/browser_detect/index.html
// license: http://creativecommons.org/licenses/by/1.0/
// code by Chris Nott (chris[at]dithered[dot]com)
/*

function BrowserDetect() {
   var ua = navigator.userAgent.toLowerCase(); 

   // browser engine name
   this.isGecko       = (ua.indexOf('gecko') != -1 && ua.indexOf('safari') == -1);
   this.isAppleWebKit = (ua.indexOf('applewebkit') != -1);

   // browser name
   this.isKonqueror   = (ua.indexOf('konqueror') != -1); 
   this.isSafari      = (ua.indexOf('safari') != - 1);
   this.isOmniweb     = (ua.indexOf('omniweb') != - 1);
   this.isOpera       = (ua.indexOf('opera') != -1); 
   this.isIcab        = (ua.indexOf('icab') != -1); 
   this.isAol         = (ua.indexOf('aol') != -1); 
   this.isIE          = (ua.indexOf('msie') != -1 && !this.isOpera && (ua.indexOf('webtv') == -1) ); 
   this.isMozilla     = (this.isGecko && ua.indexOf('gecko/') + 14 == ua.length);
   this.isFirebird    = (ua.indexOf('firebird/') != -1);
   this.isNS          = ( (this.isGecko) ? (ua.indexOf('netscape') != -1) : ( (ua.indexOf('mozilla') != -1) && !this.isOpera && !this.isSafari && (ua.indexOf('spoofer') == -1) && (ua.indexOf('compatible') == -1) && (ua.indexOf('webtv') == -1) && (ua.indexOf('hotjava') == -1) ) );
   
   // spoofing and compatible browsers
   this.isIECompatible = ( (ua.indexOf('msie') != -1) && !this.isIE);
   this.isNSCompatible = ( (ua.indexOf('mozilla') != -1) && !this.isNS && !this.isMozilla);
   
   // rendering engine versions
   this.geckoVersion = ( (this.isGecko) ? ua.substring( (ua.lastIndexOf('gecko/') + 6), (ua.lastIndexOf('gecko/') + 14) ) : -1 );
   this.equivalentMozilla = ( (this.isGecko) ? parseFloat( ua.substring( ua.indexOf('rv:') + 3 ) ) : -1 );
   this.appleWebKitVersion = ( (this.isAppleWebKit) ? parseFloat( ua.substring( ua.indexOf('applewebkit/') + 12) ) : -1 );
   
   // browser version
   this.versionMinor = parseFloat(navigator.appVersion); 
   
   // correct version number
   if (this.isGecko && !this.isMozilla) {
      this.versionMinor = parseFloat( ua.substring( ua.indexOf('/', ua.indexOf('gecko/') + 6) + 1 ) );
   }
   else if (this.isMozilla) {
      this.versionMinor = parseFloat( ua.substring( ua.indexOf('rv:') + 3 ) );
   }
   else if (this.isIE && this.versionMinor >= 4) {
      this.versionMinor = parseFloat( ua.substring( ua.indexOf('msie ') + 5 ) );
   }
   else if (this.isKonqueror) {
      this.versionMinor = parseFloat( ua.substring( ua.indexOf('konqueror/') + 10 ) );
   }
   else if (this.isSafari) {
      this.versionMinor = parseFloat( ua.substring( ua.lastIndexOf('safari/') + 7 ) );
   }
   else if (this.isOmniweb) {
      this.versionMinor = parseFloat( ua.substring( ua.lastIndexOf('omniweb/') + 8 ) );
   }
   else if (this.isOpera) {
      this.versionMinor = parseFloat( ua.substring( ua.indexOf('opera') + 6 ) );
   }
   else if (this.isIcab) {
      this.versionMinor = parseFloat( ua.substring( ua.indexOf('icab') + 5 ) );
   }
   
   this.versionMajor = parseInt(this.versionMinor); 
   
   // dom support
   this.isDOM1 = (document.getElementById);
   this.isDOM2Event = (document.addEventListener && document.removeEventListener);
   
   // css compatibility mode
   this.mode = document.compatMode ? document.compatMode : 'BackCompat';

   // platform
   this.isWin    = (ua.indexOf('win') != -1);
   this.isWin32  = (this.isWin && ( ua.indexOf('95') != -1 || ua.indexOf('98') != -1 || ua.indexOf('nt') != -1 || ua.indexOf('win32') != -1 || ua.indexOf('32bit') != -1 || ua.indexOf('xp') != -1) );
   this.isMac    = (ua.indexOf('mac') != -1);
   this.isUnix   = (ua.indexOf('unix') != -1 || ua.indexOf('sunos') != -1 || ua.indexOf('bsd') != -1 || ua.indexOf('x11') != -1)
   this.isLinux  = (ua.indexOf('linux') != -1);
   
   // specific browser shortcuts
   this.isNS4x = (this.isNS && this.versionMajor == 4);
   this.isNS40x = (this.isNS4x && this.versionMinor < 4.5);
   this.isNS47x = (this.isNS4x && this.versionMinor >= 4.7);
   this.isNS4up = (this.isNS && this.versionMinor >= 4);
   this.isNS6x = (this.isNS && this.versionMajor == 6);
   this.isNS6up = (this.isNS && this.versionMajor >= 6);
   this.isNS7x = (this.isNS && this.versionMajor == 7);
   this.isNS7up = (this.isNS && this.versionMajor >= 7);
   
   this.isIE4x = (this.isIE && this.versionMajor == 4);
   this.isIE4up = (this.isIE && this.versionMajor >= 4);
   this.isIE5x = (this.isIE && this.versionMajor == 5);
   this.isIE55 = (this.isIE && this.versionMinor == 5.5);
   this.isIE5up = (this.isIE && this.versionMajor >= 5);
   this.isIE6x = (this.isIE && this.versionMajor == 6);
   this.isIE6up = (this.isIE && this.versionMajor >= 6);
   
   this.isIE4xMac = (this.isIE4x && this.isMac);
}
var browser = new BrowserDetect();*/

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: "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();