Do you want to upload files to your web server and are you on Ubuntu OS? If yes then you might want to have one cute FTP tool for free. That is named FILEZILLA
Just do this>
1. Go to Applications->Accessories->Terminal
2. sudo apt-get install filezilla
YUP! you are done.
Now go to Applicatoins->internet->Filezilla
Enter your host, username and password then uploading/downloading would be yours.