/*********************************************************************
 * Macromedia Flash Dispatcher -- a scriptable detector for Flash Player
 * copyright (c) 2000 Macromedia, Inc.
 * addapted for needs
 *********************************************************************/

var MM_FlashControlInstalled;    // is the Flash ActiveX control installed?
var MM_FlashControlVersion;    // ActiveX control version if installed

function MM_FlashInfo()
{
    this.version = -1; // init
    this.revision = -1;
    this.implementation = "Do not know";
    this.installed = false;

    if (navigator.plugins && navigator.plugins.length > 0)
      {
      this.implementation = "Plug-in";
      this.autoInstallable = false;    // until Netscape SmartUpdate supported
  
      // Check whether the plug-in is installed:
      if (navigator.plugins["Shockwave Flash"])
      {
          this.installed = true;
  
          // Get the plug-in version and revision:
          var words = navigator.plugins["Shockwave Flash"].description.split(" ");
  
          for (var i = 0; i < words.length; ++i)
          {
          if (isNaN(parseInt(words[i])))
          continue;
  
          this.version = words[i];
          this.revision = parseInt(words[words.length-1].substring(1));
          }
      }

    }
    else if (MM_FlashControlInstalled != null) // is set in dispatcher.vbs
      {
      this.implementation = "ActiveX control";
      this.installed = MM_FlashControlInstalled;
      this.version = MM_FlashControlVersion;
      this.autoInstallable = true;
      }
}

// called function

function flashDispatch(contentVersion,contentRevision) {
    var canPlay = false; // init: right Version ?
    var useFlash = false; // init: can use Flash ?
    var autoInstall = true // init: always insert Flash on ActiveX
    
    var player = new MM_FlashInfo(); // get all infos needed
    autoInstall ? autoInstall=player.autoInstallable : autoInstall=false; // autoInstall wanted and possible?
    
    if (contentVersion==player.version && (contentRevision<=player.revision || player.revision==-1)) canPlay=true;
    else if (contentVersion < player.version) canPlay=true;
    else canPlay=false;
    
    useFlash = canPlay ? true : false;
    //useFlash = autoInstall ? true : useFlash; // insert always Flash on ActiveX

    return useFlash;
}