if (navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"] && navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin && navigator.plugins && navigator.plugins["Shockwave Flash"])
{ 
    document.write('<embed src="/images/level2_novaflash.swf" width="613" height="72" bgcolor="#000000" quality="best" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash"></embed>');
}
else if (! (navigator.appName && navigator.appName.indexOf("Netscape") >= 0 && navigator.appVersion.indexOf("2.") >= 0))
{
    document.write('<img src="/images/level2_flashswitch.jpg" width="613" height="72" border="0" alt="" />');
}