During the process of TRAVELRTC project, we found that he was lacking in OOP experience, and found that he was still far away from the real programmer, and he was really just the code splice. It seems that it really needs to make it! The first delivery of 2004.8.22 second delivery 2004.9.16 third delivery 2004.10.22 (actually 2004.10.28) ... There is failed in this project, it is also good to live well.