flash5="indexf.html"
flash4="indexs.htm"
var plugin = (navigator.mimeTypes && 
navigator.mimeTypes["application/x-shockwave-flash"]) ? 
navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin : 0;
if (plugin && parseInt(plugin.description.substring(plugin.description.indexOf(".")-1)) >=5) { 
window.location = flash5;
}else if (navigator.userAgent && navigator.userAgent.indexOf("MSIE")>=0
&& (navigator.userAgent.indexOf("Windows 95")>=0 || navigator.userAgent.indexOf("Windows NT")>=0 || navigator.userAgent.indexOf("Windows 98")>=0)) {
document.write('<SCRIPT LANGUAGE=VBScript\> \n');
document.write('on error resume next \n');
document.write('var Flashmode\n');
document.write(' FlashMode = IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.5"))\n');
document.write(' If FlashMode = True Then\n');
document.write(' window.location = flash5\n');
document.write(' Else\n');
document.write(' window.location = flash4\n');
document.write(' End If\n');
document.write('</SCRIPT\> \n');
}else {
window.location = flash4;
}