3.2 Main Challenges: The main challenge of this project is to maintain competition in the real-time system. The other challenge is time constraints. However, hard work and time management skills via Gantt chart could overcome these limitations. 3.3 Requirements specification The project must bring together a set of requirements written in advance, which will be used to decide whether the overall result meets the satisfactory conclusion. Requirements are divided into two categories, the so-called functional which will indicate what the system will do and the non-functional which will indicate how the system will do it. Functional Requirements: • This chat system will allow communicating with customers by opening a new window which is only responsible for the conversation between customer service agents and customers. • There will be user authentication such as username and password. • If the user is new, there will be an option to become a member. • After a successful login, the system will initiate a session and continue the session until the conversation ends or there will be a user inactivity session timer, such as an idle mode. • There will be send, refresh and reset button which will allow the user to send the written messages, refresh them and if they want they can reset them by clicking on the reset button respectively. • There will also be options for users to exit the chat app or check in whenever they want. • The proposed system will allow customers to ask questions and get an instant response from the chat center operator 'calls.• For the proposed system, the conversation will be one-on-one. This is why; there will be a dedicated operator for a specific ...... middle of paper ...... Microsoft Windows .NET FRAMEWORK”; Wintellect Publication; pages 5-21http://en.wikipedia.org/wiki/.NET_Framework; accessed 06/22/2010, time 10:00[14][18][20][21] Mr. Dick Williams, “CE831-7-AU: E-COMMERCE PROGRAMMING”, AJAX and LINQ conference, fall semester 2009, University from Essex, United Kingdom.[16][19] Mr. Dick Williams, “CE831-7-AU: E-COMMERCE PROGRAMMING”, ASP.NET Conference, Fall Semester 2009, University of Essex, UK. http://msdn.microsoft.com/en- gb/ee514466 .aspx?WT.srch=1; accessed 06/21/2010, time 10:10 p.m.[22] http://en.wikipedia.org/wiki/Flicker-free; accessed 13.06.2010, time 19:36[23] M. I Langdon, “CE811-7-SP: DEVELOPMENT OF LARGE SOFTWARE SYSTEMS”, Software Testing Conference, Spring Semester'10, University of Essex, UK .[24] Dr John Gan, “CE903-7-SP: GROUP PROJECT”, Project Management Conference, Spring Semester 2010, University of Essex, UK.