var Browser = "Unbekannt";

    if ((navigator.platform == "MacPPC") && (navigator.appName == "Netscape")
       )
	{	
	document.write("<link rel='stylesheet' type='text/css' href='css/standardmac.css'>");
	}

    if ((navigator.platform == "Win32")  && (navigator.appName == "Netscape")
       )
	{	
	document.write("<link rel='stylesheet' type='text/css' href='css/standard.css'>");
	}

    if ((navigator.platform == "Win32")  && (navigator.appName  == "Microsoft Internet Explorer")
       )
  	{	
	document.write("<link rel='stylesheet' type='text/css' href='css/standardie.css'>");
	}
    if ((navigator.platform == "MacPPC")  && (navigator.appName  == "Microsoft Internet Explorer")
       )
  	{	
	document.write("<link rel='stylesheet' type='text/css' href='css/standardie.css'>");
	}