public Hashtable<String, String> prepareParams() {
			Hashtable<String, String> htResult = new Hashtable<String, String>();
					
			if(this.mOAuthVerifier != null && !this.mOAuthVerifier.equals("")) {
				htResult.put("oauth_verifier", this.mOAuthVerifier);
			}
			
			if(this.mXAuthMode != null && !this.mXAuthMode.equals("")) {
				htResult.put("x_auth_mode", this.mXAuthMode);
			}
			
			if(this.mXAuthPassword != null && !this.mXAuthPassword.equals("")) {
				htResult.put("x_auth_password", this.mXAuthPassword);
			}
			
			if(this.mXAuthUsername != null && !this.mXAuthUsername.equals("")) {
				htResult.put("x_auth_username", this.mXAuthUsername);
			}
						
			return htResult;
		}