1- The code is provided as it is, there is no support to it. There is no grantee that it will work without errors.
2- You may use the code in any way you like, however you don't own it, this software is totally free for everyone to use..
3- By downloading the file you agree to the above.
Finally if you could improve the code, you are welcome to send me updates explaining what have you done, so that I could publish that and everyone make use of it.