public void setupLexicon(String lexicon_file) throws IOException
	{
		BufferedReader in = null;
		try {
			in = new BufferedReader(new FileReader(lexicon_file));
			String line;
			while ((line = in.readLine()) != null) 
			{
				String word_lexinfo[] = line.split(" ");
				inSertIntoLexMap(word_lexinfo[0],Integer.parseInt(word_lexinfo[1]),Integer.parseInt(word_lexinfo[2]),
						Integer.parseInt(word_lexinfo[3]),Integer.parseInt(word_lexinfo[4]),Integer.parseInt(word_lexinfo[5]));
				//insert into lexicon
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		finally{in.close();}
	}