public static void main(String[] args){
		SortedMap<String, Charset> charSets =
				Charset.availableCharsets();
		Iterator<String> it = charSets.keySet().iterator();
		while(it.hasNext()){
			String csName = it.next();
//			print(csName);
			Iterator aliases = 
					charSets.get(csName).aliases().iterator();
			if(aliases.hasNext())
//				print(": ");
			
			while(aliases.hasNext()){
//				print(aliases.next());
				if(aliases.hasNext())
					print(",");
			}
//			print("");
		}
	}