//requiredVersion est la valeur du plugin que l'on veut détecter
var requiredVersion = 9;
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 maxVersion = 9;
//actualVersion sera la valeur du plugin installé sur la machine
var actualVersion = 0;
var jsVersion = 1.0;

var isWin = (navigator.appVersion.indexOf("Windows") != -1) ? true : false;
var ns4=(document.layers);
var ie4=(document.all&&!document.getElementById);
var ie5=(document.all&&document.getElementById);
var ie6=(document.all&&document.getElementById);
var ie7=(document.all&&document.getElementById);
var ns6=(!document.all&&document.getElementById);
var isMac=(navigator.appVersion.indexOf("Mac")>=0)?1:0;
var dom=(document.getElementById)? 1:0;
var isIE = (ie4 || ie5 || ie6 || ie7)?1:0;

jsVersion = 1.1;
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('</SCR' + 'IPT\> \n'); // break up end tag so it doesn't end our script
}
function detectFlash() {
  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;
    }
  }
  else if (isMac){
	//pour MAC IE, on estime que le plugin est installé...
	actualVersion = maxVersion;
 }
  for (var i = 2; i <= maxVersion; i++) {
    if (eval("flash" + i + "Installed") == true){
			actualVersion = i;
		}
  }
	
	if (navigator.userAgent.indexOf("WebTV") != -1)
  	actualVersion = 3;
  
  if (actualVersion >= requiredVersion) {
  	//la version du plugin installé est supérieure ou égale à la version nécessaire
	} 
	else {
		//la version du plugin installé est inférieure à la version nécessaire
    noflash();
  }
}

detectFlash();

function noflash(){
	if(isIE && isWin){
		//keud
	}	else {
		if (confirm("The flash plugin installed on your computer is not the latest one.\nYou may experience some graphic bugs.\nWe recommand that you download the latest flash plugin...")){
			window.open("http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash","_blank","toolbar=yes,location=yes,directories=yes,status=yes,scrollbars=yes,resizable=yes,copyhistory=yes");
		}
	}
}