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.substring(16));
			flash2Installed = flashVersion == 2;		
			flash3Installed = flashVersion == 3;
			flash4Installed = flashVersion == 4;
			flash5Installed = flashVersion == 5;
			flash6Installed = flashVersion == 6;
			flash7Installed = flashVersion == 7;
			flash8Installed = flashVersion == 8;
			flash9Installed = flashVersion >= 9;
		}
	}

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

	if(navigator.userAgent.indexOf("WebTV") != -1) actualVersion = 4;	

	if (actualVersion >= requiredVersion) {
		hasRightVersion = true;								
	}
}
detectFlash();