var useRedirect = false;

var flash2Installed = false;
var flash3Installed = false;
var flash4Installed = false;
var flash5Installed = false;
var flash6Installed = false;
var flash7Installed = false;
var flash8Installed = false;
var flash9Installed = false;
var flash10Installed = false;
var flash11Installed = false;

var maxVersion = 10;
var actualVersion = 0;
var hasRightVersion = false;
var jsVersion = 1.0;

var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.indexOf("Windows") != -1) ? true : false;

detectFlash = function(){
  if (navigator.plugins) {
    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;
      var flashVersion = parseInt(flashDescription.charAt(flashDescription.indexOf(".") - 1));
	  
	  flash2Installed = flashVersion == 2;
      flash3Installed = flashVersion == 3;
      flash4Installed = flashVersion == 4;
      flash5Installed = flashVersion == 5;
      flash6Installed = flashVersion == 6;
      flash7Installed = flashVersion == 7;
      flash8Installed = flashVersion == 8;
      flash9Installed = flashVersion == 9;
      flash10Installed = flashVersion == 10;
      flash11Installed = flashVersion == 11;
    }
  }

  for (var i = 2; i <= maxVersion; i++) {
    if (eval("flash" + i + "Installed") == true) actualVersion = i;
  }

  if(navigator.userAgent.indexOf("WebTV") != -1) actualVersion = 2;

  if (actualVersion >= requiredVersion) {
    hasRightVersion = true;
    if (useRedirect) {
      if(jsVersion > 1.0) {
        window.location.replace(flashPage);
      } else {
        window.location = flashPage;
      }
    }
  } else {  
    if (useRedirect) {    
      if(jsVersion > 1.0) { 
        window.location.replace((actualVersion >= 2) ? upgradePage : noFlashPage);
      } else {
        window.location = (actualVersion >= 2) ? upgradePage : noFlashPage;
      }
    }
  }
}
 
returnFlash = function(s,w,h,b,t) {
  var alternateContent = '<center>Voor deze site heeft u';
  alternateContent += ' de <a target="_blank" href="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash&P2_Platform=Win32&P5_Language=Dutch&Lang=Dutch">Macromedia Flash plugin</a> versie ' + requiredVersion + ' (of hoger) nodig.</center>';

  var flashContent = '<OBJECT classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" WIDTH="'+w+'" HEIGHT="'+h+'" CODEBASE="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab">'
  + '<PARAM NAME="MOVIE" VALUE="'+s+'">'
  + '<PARAM NAME="PLAY" VALUE="true">'
  + '<PARAM NAME="LOOP" VALUE="true">'
  + '<PARAM NAME="QUALITY" VALUE="high">'
  + '<PARAM NAME="MENU" VALUE="false">'
  + '<PARAM NAME="WMODE" VALUE="'+t+'">'
  + '<PARAM NAME="BGCOLOR" VALUE='+b+'>'
  + '<EMBED SRC="'+s+'" WMODE="'+t+'" WIDTH="'+w+'" HEIGHT="'+h+'" PLAY="true" LOOP="true" QUALITY="high" MENU="false" BGCOLOR="'+b+'" TYPE="application/x-shockwave-flash" PLUGINSPAGE="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash"></EMBED>'
  + '<NOEMBED>' + alternateContent + '</NOEMBED></OBJECT>';

  if (hasRightVersion) {
    return flashContent;
  } else {
    return alternateContent;
  }
}

writeFlash = function(s,w,h,b,t) {
  document.write(returnFlash(s,w,h,b,t));
}

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('flash8Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.8"))) \n');
  document.write('flash9Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.9"))) \n');
  document.write('flash10Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.10"))) \n');
  document.write('flash11Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.11"))) \n');
  document.write('</SCR' + 'IPT\> \n');
}