First of all thank you for your reply, in this forum the moderator is one of the best I ever seen on the internet, the moderator just like walking Wikipedia ;-) and always response very very quick,
back to my question, it does nothing to do with the VA as I mention with VA it is perfect no issue what so ever,
I hope you can help me with this I make my own batch file like this
@Echo off
start wmplayer "d:\Frontier\1\C_CC_After_Landing.wav"
exit
when I click on this batch
the media player always pop up, maybe you tell me which option do I need to use after
start wmplayer in order the media player not pop up. thank you