Pretz

		protected String[] doInBackground(String... credentials) {
			String consumer_secret = mActivity.getString(R.string.oauth_consumer_secret);
			HttpClient client = new DefaultHttpClient();
			HttpPost request = new HttpPost("https://www.instapaper.com/api/1/oauth/access_token");
			CommonsHttpOAuthConsumer consumer = new CommonsHttpOAuthConsumer(mActivity.getString(R.string.oauth_consumer_key),
					consumer_secret);
			List<BasicNameValuePair> params = Arrays.asList(
					new BasicNameValuePair("x_auth_username", credentials[0]),
					new BasicNameValuePair("x_auth_password", credentials[1]),
					new BasicNameValuePair("x_auth_mode", "client_auth"));