// #############################################
// Internet Explorer + Windows
// #############################################
// Check the browser...we're looking for ie/win
var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;    // true if we're on ie
var isWin = (navigator.appVersion.indexOf("Windows") != -1) ? true : false; // true if we're on windows

// This is a js1.1 code block, so make note that js1.1 is supported.
jsVersion = 1.1;

// Write vbscript detection on ie win. IE on Windows doesn't support regular
// JavaScript plugins array detection.
if(isIE && isWin){
  document.write('<SCR' + 'IPT LANGUAGE=VBScript\> \n');
  document.write('on error resume next \n');
  document.write('flash2Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.2"))) \n');
  document.write('flash3Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.3"))) \n');
  document.write('flash4Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.4"))) \n');
  document.write('flash5Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.5"))) \n');  
  document.write('flash6Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.6"))) \n');
  document.write('flash7Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.7"))) \n');  
  document.write('</SCR' + 'IPT\> \n'); // break up end tag so it doesn't end our script
}
// #############################################
// Next comes the standard javascript detection that uses the 
// navigator.plugins array. We pack the detector into a function so it loads
// before we run it.
// #############################################
function detectFlash() {  
  // If navigator.plugins exists...
  if (navigator.plugins) {
    // ...then check for flash 2 or flash 3+.
    if (navigator.plugins["Shockwave Flash 2.0"]
        || navigator.plugins["Shockwave Flash"]) {
      var isVersion2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
      var flashDescription = navigator.plugins["Shockwave Flash" + isVersion2].description;

      // A flash plugin-description looks like this: Shockwave Flash 4.0 r5
      // We can get the major version by grabbing the character before the period
      // note that we don't bother with minor version detection. 
      // Do that in your movie with $version or getVersion().
      var flashVersion = parseInt(flashDescription.charAt(flashDescription.indexOf(".") - 1));
     
      // We found the version, now set appropriate version flags. Make sure
      // to use >= on the highest version so we don't prevent future version
      // users from entering the site.
      flash2Installed = flashVersion == 2;    
      flash3Installed = flashVersion == 3;
      flash4Installed = flashVersion == 4;
      flash5Installed = flashVersion == 5;
      flash6Installed = flashVersion == 6;
      flash7Installed = flashVersion >= 7;
    }
  }
  
  // Loop through all versions we're checking, and
  // set actualVersion to highest detected version.
  for (var i = 2; i <= maxVersion; i++) {  
    if (eval("flash" + i + "Installed") == true) actualVersion = i;
  }
  
  // If we're on webtv, the version supported is 2 (pre-summer2000, 
  // or 3, post-summer2000). Note that we don't bother sniffing varieties
  // of webtv. You could if you were sadistic...
  if(navigator.userAgent.indexOf("WebTV") != -1) actualVersion = 3;  

  // We're finished getting the version on all browsers that support detection.
  // Time to take the appropriate action.

  // If the user has a new enough version...
  if (actualVersion >= requiredVersion) {
    // ...then we'll redirect them to the flash page, unless we've
    // been told not to redirect.
    if (useRedirect) {
      // Need javascript1.1 to do location.replace
      if(jsVersion > 1.0) window.location.replace(flashPage);  
      else window.location = flashPage;
    }
    hasRightVersion = true;                
  } else {  
    // The user doesn't have a new enough version.
    // If the redirection option is on, load the appropriate alternate page.
    if (useRedirect) {
      // Do the same .replace() call only if js1.1+ is available.
      if(jsVersion > 1.0) window.location.replace((actualVersion >= 2) ? upgradePage : noFlashPage);
      else window.location = (actualVersion >= 2) ? upgradePage : noFlashPage;
    }
  }
}

detectFlash();