code: static boolean isSuperTango()
  	{
  		//	Check if already done
  		if (super_tango==null)
  			if ((super_tango=System.getProperty("SUPER_TANGO"))==null)	//	From JVM property
  				if ((super_tango=System.getenv("SUPER_TANGO"))==null)		//	From Environment property
  					if ((super_tango=getFromEnvFile("SUPER_TANGO"))==null)		//	From Environment file
  						super_tango = "false";
  		return (super_tango.trim().toLowerCase().equals("true"));
  	}
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