/* flash functions */

var ie = (document.all)? true:false;
var ns5 = (navigator.appName.indexOf("Netscape") !=-1 && parseInt(navigator.appVersion) >= 5) ?true:false;
var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;	
var isMac = (navigator.appVersion.indexOf("Mac") != -1) ? true : false; 
var isIE4Mac = (isMac && isIE) ? true:false;
var isNS6 = ((navigator.appName.indexOf("Netscape") != -1) && (parseInt(navigator.appVersion) > 4)) ? true:false;

var requiredVersion = 6;	

var flash2Installed = false;		
var flash3Installed = false;		
var flash4Installed = false;		
var flash5Installed = false;		
var flash6Installed = false;	
var flash7Installed = false;	
var flash8Installed = false;	

var maxVersion = 8;					
var actualVersion = 0;				
var hasRightVersion = false;

if(isIE && !isMac){ 
	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('</SCR' + 'IPT\> \n'); 			
}

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)?true:false;		
		flash3Installed = (flashVersion == 3)?true:false;
		flash4Installed = (flashVersion == 4)?true:false;
		flash5Installed = (flashVersion == 5)?true:false;
		flash6Installed = (flashVersion == 6)?true:false;
		flash7Installed = (flashVersion == 7)?true:false;
		flash8Installed = (flashVersion == 8)?true:false;
	}
}

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

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


function writeFlash(movie, width, height, backup, imagemap)
{
	if (hasRightVersion)
	{
		document.location.href = "nrc.html";
	}
	else
	{
		document.location.href = "getflash.html";
	}
}