public String extractBitSetasHex()	{
		int a;
		StringBuilder out=new StringBuilder();
		int idata[]=returnInts();
		for (a=0;a<idata.length;a++)	{
			// Ensure the number consists of two characters
			if (idata[a]<16) out.append("0");
			out.append(Integer.toHexString(idata[a]));
			if (a<idata.length-1) out.append(",");
		}
		return out.toString();
	}