public static void GetUserSessionsFile() {
		ClsUser cu = new ClsUser();
		cu.getUserInfo("rec_taobao_sample_day5", "11751222721456154472", 15);
		cu.writeUserInfo("output/day5_user_sessions.txt");
		cu.writeUserSessionsPageClassSeqWithDuration("output/day5_user_sessions_class.txt");
	}