// Browser Detect  v2.1.6
// license: http://creativecommons.org/licenses/by/1.0/
// code by Chris Nott (chris[at]dithered[dot]com)
// updated by Benoît Pin

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

   // browser engine name
   this.isAppleWebKit = (ua.indexOf('applewebkit') != -1);
   this.isTrident     = (ua.indexOf('trident') != -1);
   this.isGecko       = (!this.isTrident && (ua.indexOf('gecko') != -1 && ua.indexOf('safari') == -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.isIE          = (this.isTrident || 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.isFirefox     = (ua.indexOf('firefox/') != -1);
   this.isChrome      = (ua.indexOf('chrome/') != -1);
   
   // 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) {
       if (ua.indexOf('msie') != -1)
           this.versionMinor = parseFloat( ua.substring( ua.indexOf('msie ') + 5 ) );
       else if (this.isTrident)
           this.versionMinor = parseFloat( ua.substring( ua.indexOf('rv:') + 3 ) );
   }
   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.isOpera)
      this.versionMinor = parseFloat( ua.substring( ua.indexOf('opera') + 6 ) );
   else if(this.isChrome)
	   this.versionMinor = parseFloat( ua.substring( ua.lastIndexOf('chrome/') + 7 ) );
   
   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);
   this.isMobile   = (ua.indexOf('mobile') != -1);
   
   // specific browser shortcuts
   this.isIE6x = (this.isIE && this.versionMajor == 6);
   this.isIE6up = (this.isIE && this.versionMajor >= 6);
   this.isIE7max = (this.isIE && this.versionMajor <= 7);
   this.isIE8max = (this.isIE && this.versionMajor <= 8);
   this.isIE10 = (this.isIE && this.versionMajor == 10);
   this.isIE10max = (this.isIE && this.versionMajor <= 10);
   this.isIE11 = (this.isIE && this.versionMajor == 11);
   
}
browser = new BrowserDetect();
}());