Installation
1.Download the package
2.Unzip the files to your disk, under root of your site
3.Open the config.php (index.php before v1.0.5) with your convenient editor, change host, port, admins and so on to yours
4.Visit the index.php in your browser, for example: http://localhost/rockmongo/index.php
5.Play with your MongoDBs!

Upgrade from old version
1.Copy all files excluding config.php to your old version directory
2.Done!