private String GetIndexableFileType(File f) {
		String end = f.getName().substring(f.getName().lastIndexOf('.') + 1).toLowerCase();
		String fname = f.getName();
		
		String check_ft = null;
		for (int i = 0; i < ProjectScanner.FILETYPE_EXTENSIONS.length; i++) {
			if (ProjectScanner.FILETYPE_EXTENSIONS[i].equalsIgnoreCase(end)) {
				check_ft = ProjectScanner.FILETYPE_NAMES[i];
				break;
			}
		}
		
		boolean check_name = true;
		for (String s : ProjectScanner.IGNORE_FILES) {
			if (s.equalsIgnoreCase(fname)) {
				check_name = false;
				break;
			}
		}
		
		if (check_name) {
			return check_ft;
		} else {
			return null;
		}
	}