Re: compiling the program
First of all, please use proper spelling and grammar. That's hard enough for me to read, and I'm a native English speaker. Many of our users are not, so using abbreviations actually decreases your chance of getting help- and in the long term, makes you look lazy and unprofessional.
Why are you putting your class file inside the Java directory? You don't have to do that. Recommended reading: "Hello World!" for Microsoft Windows (The Java™ Tutorials > Getting Started > The "Hello World!" Application) and Lesson: Common Problems (and Their Solutions) (The Java™ Tutorials > Getting Started)
Also, please copy and paste the entirety of your command prompt, including everything you type and the entire error message.