How Netscape Running detect ?

Hi!


My Program is Internet Application. Program need change browser setting when It's start. So. I want Netscape close when My Program is start.


I found FindWindow function using in the board.


nHwnd = FindWindow(szClassName, szWinName);


Problem is What is ClassName of Netscape ?


I using SPY++, And so, I know Class Name of Netscape is Afx:400000:3028.


But, Afx:400000:3028 is not fixed. I found another value when Netscape restart.


What is mean Afx:400000:3028 ?

How am i found Netscape fixed Class Name.


Thank.