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"
      }
   ]

};