private void selectRandomNumber()
	{
		phr1 = "";
		phr2 = "";
		
		int tmp = getRand(nrPhr1_9000);
		if (tmp != -1)
		{
			phr1 += nrPhr1_9000[tmp];
			phr1 += conPhr1[2];
			phr2 += nrPhr2_9000[tmp];
			phr2 += conPhr2[2];
		}
		tmp = getRand(nrPhr1_900);
		if (tmp != -1)
		{
			phr1 += nrPhr1_900[tmp];
			phr1 += conPhr1[1];
			phr2 += nrPhr2_900[tmp];
			phr2 += conPhr2[1];
		}
		
		if (LangCoach.RANDOM.nextBoolean())
		{
			int teentmp = getRand(nrPhr1_90);
			int nrtmp = getRand(nrPhr1_9);
			
			if (teentmp != -1 && nrtmp != -1)
			{
				if (swpPhr1[0].equals("+"))
				{
					phr1 += nrPhr1_9[nrtmp];
					phr1 += conPhr1[0];
					phr1 += nrPhr1_90[teentmp];
				}
				else
				{
					phr1 += nrPhr1_90[teentmp];
					phr1 += conPhr1[0];
					phr1 += nrPhr1_9[nrtmp];
				}
				
				if (swpPhr2[0].equals("+"))
				{
					phr2 += nrPhr2_9[nrtmp];
					phr2 += conPhr2[0];
					phr2 += nrPhr2_90[teentmp];
				}
				else
				{
					phr2 += nrPhr2_90[teentmp];
					phr2 += conPhr2[0];
					phr2 += nrPhr2_9[nrtmp];
				}
			}
		}
		else
		{
			tmp = getRand(nrPhr1_19);
			if (tmp != -1)
			{
				phr1 += nrPhr1_19[tmp];
				phr1 += conPhr1[0];
				phr2 += nrPhr2_19[tmp];
				phr2 += conPhr2[0];
			}
		}
	}