11.00
Review yesterday works: everything seems ok and modify the duplication of he userID.

13.10
Undergoing the buy/selling section

14.55
Insert the money into the by typing:
INSERT INTO usd values('83',0)

17.30
Cannot login the Database again

17.55
Create a Servlet- ExchangeServlet
Someone suggested we should follow the SQL command form the NetBeans' format

20.15
I can access the database and do some calculation

22.30
Modify something in the exchnage.html, remove all the cookie related material.
Keep the layout, modify the design a bit.

01.55
Link the Servlet and the HTML correctly.

02.30
Created a table, CurrRate, which is used to store the currency rate, used for calculation.

03.55
Sleep