Detect and record the actual version of Adobe Flash of a visitor.

bs.as

package com.hark
{
  import flash.system.*;
  import flash.display.MovieClip;
  import flash.external.ExternalInterface;
  import flash.events.Event;
  import flash.events.SecurityErrorEvent;

  public class bs extends MovieClip {
    // Allow insecure access so anyone can embed it.
    Security.allowInsecureDomain("*");
    Security.allowDomain("*");

    // Allow JavaScript interaction
    if(ExternalInterface.available){
      try{
        ExternalInterface.call("trackFlash", Capabilities.version);
      }
      catch(error:SecurityError){
        // "User_Changed_AllowScriptAccess"
      }
      catch(error:Error){
        // "User_Changed_AllowScriptAccess"
      }
    }
  }
}

embed.html

<object width="1" height="1" id="flash-version">
  <param name="movie" value="/swfs/bs.swf"/>
  <param name="allowscriptaccess" value="always"/>
  <param name="allowNetworking" value="all"/>
  <param name="wmode" value="transparent"/>
  <embed src="/swfs/bs.swf" type="application/x-shockwave-flash" allowscriptaccess="always" allowNetworking="all" width="1" height="1" wmode="transparent" name="flash-version"></embed>
</object>

ga.js

var _gaq = _gaq || [];
_gaq.push(['_setAccount', '<%= CONFIG.google_analytics_id %>']);
_gaq.push(['_trackPageview']);
(function(){
  var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
  ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
  var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
})();
function trackFlash(version){
  _gaq.push(['_trackEvent', 'Flash Version', version, 'Domain']);
}