var mainArray = new Array (
	"--", "International System (SI)", "",
	"megawatt", "megawatt", "MW",
	"kilowatt", "kilowatt", "kW",
	"watt", "watt", "W",
	"--", "Common Units", "",
	"kcalories/sec", "kilocalories per second", "-",
	"calories/sec", "calories per second", "-",
	"bhorsepower", "horsepower, boiler", "bhp",
	"ehorsepower", "horsepower, electric", "ehp",
	"horsepower", "horsepower", "hp",
	"methorsepower", "horsepower, metric", "mhp",
	"kgfmpersec", "kilogramm-force meter per second", "-",
	"joule/sec", "joule per second", "-",
	"joule/hr", "joule per hour", "-",
	"erg/sec", "erg per second", "-",
	"--", "British and American", "",
	"btu/sec", "British Thermal Unit per second", "-",
	"btu/min", "British Thermal Unit per minute", "-",
	"btu/hr", "British Thermal Unit per hour", "-",
	"ftlbfpersec", "foot pound-force per second", "ft*lbf/s");

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