Hello there! Here's how you get to your plugin files!
Note: You cannot upload your own plugins, all plugins are from http://dev.bukkit.org/
1st, go to the top of your screen and you will see a little blue box.
[Blocked Image: http://i.imgur.com/q3KLMkN.png]
2nd, click the little arrow, then click "Files & Plugins"
[Blocked Image: http://i.imgur.com/U5FXNnx.png]
3rd, Once there, you should get this
[Blocked Image: http://i.imgur.com/4cBqc5X.png]
4th, click "Install Plugins"
[Blocked Image: http://i.imgur.com/SzowYtt.png]
5th, once there you should see something like this
[Blocked Image: http://i.imgur.com/pEc4ro2.png]
6th, once you are there, click a plugin you want!
Thats all!
There you go! That's how to get to your files and how to add plugins!
Best Regards,
Zift.