hi,
 thanks a lot, although you not understand wat i wan, but still feel free to help me, i really appreciate it & really thank you so much..the code is really very useful for me, after i tried it...but it got this nonsense message pop up when i execute the file:

<img src="http://www.geocities.com/kv_sniper/bug.JPG">

 i not really understand wat the message telling...coz i a beginner of C++...
 thanks a lot & soli of inconvenience....:(

best regards,