public String[] PopulateClasses(String[] classes, int linecount){
		numunique = 0;
		boolean newclass = true;
		String[] classlist = new String[linecount];
		for (int i = 0; i < linecount; i++){
			for (int j = 0; j < numunique; j++) {
				if (classes[i] == null || classes[i].equals(classlist[j])) {
					newclass = false;
				}
			}
			if (newclass == true) {
				classlist[numunique] = classes[i];
				numunique++;
			}
			newclass = true;
		}
		return classlist;
	}