var Netscape, MSIE, Opera, Unknown;
var Win, Mac, Other;
var NetscapeVer, MSIEVer, OperaVer;


// detect browser
Netscape = navigator.appName == "Netscape";
MSIE = navigator.appName == "Microsoft Internet Explorer";
Opera = navigator.userAgent.indexOf("Opera") > -1;
Unknown = !(Netscape || MSIE || Opera);

// detect platform
Win = navigator.userAgent.indexOf("Win") > -1;
Mac = navigator.userAgent.indexOf("Mac") > -1;
Other = !(Win || Mac);

// now extract version numbers
if (Netscape) {
	NetscapeVer = parseFloat(navigator.appVersion);
} else if (MSIE) {
	n = navigator.userAgent;
	MSIEVer = n.substr(n.indexOf("MSIE ")+("MSIE ").length, 4);
	MSIEVer = parseFloat(MSIEVer); 
    // converts it into a floatint point number
	
    if (Opera) {
      OperaVer = n.substr(n.indexOf("Opera ")+("Opera ").length, 4);
      OperaVer = parseFloat(OperaVer);
    }
  }

// ==================

var g_plugin = 0;
var browserType = 0;  // Not IE 

if (navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"] &&    
    navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin) {

	var version_check = (navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"] ? navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin : 0); 
	var flash_ver = parseInt(version_check.description.substring(version_check.description.indexOf(".")-1))

	if (navigator.plugins && navigator.plugins["Shockwave Flash"] && flash_ver > 5 )
		g_plugin = 1;
}
else if (navigator.userAgent && navigator.userAgent.indexOf("MSIE")>=0
	&& (navigator.userAgent.indexOf("Windows 95")>=0 
	|| navigator.userAgent.indexOf("Windows 98")>=0 
	|| navigator.userAgent.indexOf("Windows NT")>=0)) {
				
		document.write('<SCRIPT LANGUAGE=VBScript> \n');
		document.write('on error resume next \n');
		document.write('if ( g_plugin <= 0 ) then g_plugin = ( IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.6")))\n');

		document.write('</SCRI');
		document.write('PT> \n');
		
		browserType = 1;  // IE      
}

// ==========================

if ( (Netscape && NetscapeVer < 5) || (MSIE && MSIEVer < 5) || Unknown ) {

	window.location.replace("unsupported.html");

} else {

	if (!g_plugin) {
  		window.location.replace("index2.html");
	}
	
}
 





/*

	if ( parseInt(navigator.appVersion) < 5 ) {
		// no flash and unsupported broswer
		//alert( navigator.appName + " " + parseInt(navigator.appVersion) );
		window.location.replace("/g1/unsupported.html");
	} else {
		// no flash and supported broswer
		window.location.replace("/g1/main.html");
	}
*/