void userLogin() {
	string username, password;

	if (!loginStatus) {
		cout << "Login to existing account" << endl;
		cout << "Enter username: "******"Enter password for " << username << ": ";
			cin >> password;
			if (usernetwork.checkPassword(username, password)) {
				cout << "Login successful. " << endl;
				loginStatus = true;
				uname = username;
				curr_user = usernetwork.getUser(username);
				return;
			}
			else {
				cout << "Login unsuccessful. " << endl;
				return;
			}

		}