Please refrain from using big font sizes for complete posts; they're meant to highlight short excerpts. Also, in the future please UseCodeTags. It's unnecessarily hard to read the code without them, making it less likely that people will bother to do so.
... in the current folder...
Web apps have no concept of a working directory. The way you're loading the file it needs to be present in the classpath of the web app; is that the case?
Ping & DNS - updated with new look and Ping home screen widget