TorstenH. wrote: check the libraries you're using. Might be a indirect reference, which causes the deployment not to find the jar and therefor not to work proper. Huh? Jars don't have dependencies - classes do. If the specified class is in the specified jar and the class has another class dependency which is not found then a different exception would be the result. Perhaps you meant something different?

Thanks for the reply. Even though I can get handles from there. How do I actual press with my mouse to get the coordinate (POINT) on any position of the Window Application to obtain corresponding handle of that Window Application since I got a transparent window at TOPMOST and other Window Applications before it? :confused: To code or not to code, that is the question~

I'm not sure why this question was posted to me. It's time for a new signature.

That is the task I'm given. To eliminate the white space in order to make it a full row highlight without white space. It would seems more professional that way. By the way, thanks for your reply. I will try out the WM_DRAWITEM as mentioned by Sauro Viti. Sincerely, arthur89kim