normally, you should be able to explain, since the above is what you wish to achieve.

anyway, it's a bad idea. since you already have .jar files, you already have executable files. the upside of .jar files, compared to .exe files, is that .jar files are not depending on the OS you're using them on, while .exe files are Windows Executables.

if you still want to create .exe files based on your .jar's, check out NativeJ