Display you desired name at clock of the task bar.

You can keep your desired name at the Clock on the task bar.It is a cake walk if you follow these steps.

1)Goto Control Panel
2)Select regional and language options.
3)Click on customize button.
A new window named "customize regional options" opens.
4)Select Time Tab at the top
5)Change the AM and PM symbol drop down boxes with your desired values.
6)Click OK
7)Click OK button on the Regional and languages options window