You can upload to your hosting area using Windows Explorer. Here are some details:

Step #1
Open My Computer or Windows Explorer. In the address bar put in your domain starting with "ftp://" and include your username and password, for example: "ftp://yourusername:[email protected]".

Step #2
Hit the enter key one time.

Step #3 (If you don't see your files or folders)
Under "File" on the menu choose "login as" and type in your username and password and select "Log On".