function copyFlashXPT()
{
  /*
   * Check if Netscape Navigator (pre 6.0) is installed and if the
   * flash player is installed in Netscape's plugin folder. If it is,
   * try to copy the flashplayer.xpt file into our plugins folder to
   * make ensure that flash is scriptable if we're using it from
   * Netscape's plugins folder.
   */

  var winreg = getWinRegistry();

  winreg.setRootKey(winreg.HKEY_LOCAL_MACHINE);
  var subkey = "Software\\Netscape\\Netscape Navigator";
  var nsver = winreg.getValueString(subkey, "CurrentVersion");

  if (!nsver)
    return;

  subkey += "\\" + nsver + "\\Main";

  var navPluginsDir = winreg.getValueString(subkey, "Plugins Directory");

  if (!navPluginsDir)
    return;

  var navFlashXPT = getFolder("file:///", navPluginsDir + "\\flashplayer.xpt");

  if (!File.exists(navFlashXPT))
    return;

  var target = getFolder("file:///", fProgram + "\\plugins\\flashplayer.xpt");

  // Copy the file flashplayer.xpt from Netscape's plugin directory to
  // Firefox's plugin directory.
  File.copy(navFlashXPT, target);

  logComment("Copied Flash xpt file from '" + navFlashXPT + "' to '" + target +
             "'");
}

function copyQuickTimeXPT()
{
  /*
   * Check if QuickTime is installed and copy
   * nsIQTScriptablePlugin.xpt from its plugins directory into our
   * plugins directory. If we don't do this, QuickTime will load in
   * Firefox, but it won't be scriptable.
   */

  var winreg = getWinRegistry();

  winreg.setRootKey(winreg.HKEY_LOCAL_MACHINE);
  var subkey = "Software\\Apple Computer, Inc.\\QuickTime";
  var qtdir = winreg.getValueString(subkey, "InstallDir");

  if (!qtdir)
    return;

  var qtXPT = getFolder("file:///",
                        qtdir + "\\Plugins\\nsIQTScriptablePlugin.xpt");

  if (!File.exists(qtXPT))
    return;

  var target = getFolder("file:///",
                         fProgram + "\\plugins\\nsIQTScriptablePlugin.xpt");

  // Copy the file nsIQTScriptablePlugin.xpt from the QuickTime
  // installation directory to Firefox's plugin directory.
  File.copy(qtXPT, target);

  logComment("Copied QuickTime xpt file from '" + qtXPT + "' to '" + target +
             "'");
}

// main
var srDest;
var err;
var err2;
var fProgram;
var fWindowsSystem;
var fileComponentRegStr;
var fileComponentReg;
var fileToRegister;
var args;

args = new String(Install.arguments);
logComment("args: " + args);

srDest = $SpaceRequired$:bin;
err    = initInstall("$ProductName$", "Firefox", "$Version$"); 
logComment("initInstall: " + err);

fProgram  = getFolder("Program");
fWindowsSystem = getFolder("Win System");
logComment("fProgram: " + fProgram);

if(verifyDiskSpace(fProgram, srDest))
{
  setPackageFolder(fProgram);

  removeOldFiles();
  err = addDirectory("",
                     "$Version$",
                     "bin",              // dir name in jar to extract 
                     fProgram,           // Where to put this file (Returned from GetFolder) 
                     "",                 // subdir name to create relative to fProgram
                     true);              // Force Flag 
  logComment("addDirectory() of Program returned: " + err);

  // check return value
  if( err == SUCCESS )
  {
    fileToRegister = getFolder(fProgram, "AccessibleMarshal.dll");
    err2           = File.windowsRegisterServer(fileToRegister);
    logComment("windowsRegisterServer() returned: " + err2);

    // we don't want to fail on errors for the above two
    resetError();

    // Create the uninstall folder. 
    err = File.dirCreate(getFolder("Program", "uninstall"));
    logComment("dirCreate() of Program/uninstall returned: " + err);

    copyFlashXPT();
    copyQuickTimeXPT();
    
    /* Log files that are created after the installer is done, so they can be uninstalled */
    logComment("Installing: "    + fProgram + ".autoreg");
    logComment("Installing: "    + fProgram + "Xpcs Registry.dat");
    logComment("Installing: "    + fProgram + "xpcom.log");
    logComment("Create Folder: " + fProgram + "components");
    logComment("Installing: "    + fProgram + "components\\xpti.dat");
    logComment("Installing: "    + fProgram + "components\\xptitemp.dat");
    logComment("Installing: "    + fProgram + "components\\compreg.dat");
    logComment("Create Folder: " + fProgram + "components\\Netscape");
    logComment("Create Folder: " + fProgram + "components\\Netscape\\MozillaTrunk");
    logComment("Installing: "    + fProgram + "components\\Netscape\\MozillaTrunk\\manifest.ini");
    logComment("Installing: "    + fProgram + "components\\Netscape\\MozillaTrunk\\permdata.box");
    logComment("Installing: "    + fProgram + "components\\Netscape\\MozillaTrunk\\Talkback.ini");
    logComment("Create Folder: " + fProgram + "chrome");
    logComment("Create Folder: " + fProgram + "uninstall");
    logComment("Installing: "    + fProgram + "active-update.xml");
    logComment("Installing: "    + fProgram + "updates.xml");
    logComment("Installing: "    + fProgram + "last-update.log");
    logComment("Create Folder: " + fProgram + "updates");

    err = getLastError();
    if (err == SUCCESS)
    {
      err = performInstall();
      logComment("performInstall() returned: " + err);
      if (! ('buildID' in Install))
      {
        logComment("Running Pre-Mozilla 0.9.1");
        initInstall("Post-install Cleanup Utility", "Browser/xpicleanup", "$Version$");
        cleanupUtility = getFolder(fProgram, "xpicleanup.exe");
        err = File.execute(cleanupUtility);
        logComment("execute() returned: " + err);
        err = performInstall();
      }
    }
    else
      cancelInstall(err);
  }
  else
    cancelInstall(err);
}
else
  cancelInstall(INSUFFICIENT_DISK_SPACE);


// end main