CPanel File Manager Upload
On SmallPond General Servers.

Log into your cPanel : www.(yourdomain).com/cpanel.
Enter your username and password issued in your Account Activation Email.
Click on File Editor and look for your website files in the public_html directory.

CPanel File Manager

File Manager upload

Upload your file into the directory you want it to go : e.g. image file into the image directory.

You may now add this image to your website using the HTML Editor : click here