| Term/Setting | What it Sets/Changes | 
                
                  | Default charset for filesystem 
 | The default charset used for filenames on the file system. If this is set to a supported charset, OpenWebMail will convert the
 filename between user preference charset and the fscharset.
 If this is set to 'none', no conversion will be issued.
 
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                  | Use lightbar for selection 
 | Whether to use the light bar for selection. 
 | 
                
                  | Use Regex in search and filterrule 
 | If set this option to 'yes', the regular expression is assumed when doing keyword match in search and filterrule.
 
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| Hide folder internal data | If this option is enabled, internal messages used by POP3 or IMAP server will be hidden. 
 | 
| Categorized folders list | On
the folders page, list user folders by category. You define the
category by naming the folder as category-foldername, separated by the
string or character of your choice (default is "-", "/" is not allowed). | 
                
                  | New mail sound notification | Plays a sound at the arrival of a new incoming e-mail. | 
                
                  | New mail popup window notification | Number
of seconds for new mail notification pop-up window to remain on the
screen.  Set to "0" to switch the new mail window off. | 
                
                  | Sent message popup window notification 
 | This is the remaining time of the mail sent notification window. If it is set to value larger than 0, OpenWebMail will popup a window to notify the user after a successful message sending.
 
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| Dictionary for spell check | The default dictionary to be used when checking the spelling of a message. This can be changed "on the fly". | 
| Trash folder messages lifetime | Number of days to retain e-mails in the Trash folder. After the number of specified days, the Trash folder will be emptied. | 
                
                  | Spam/Virus folder messages lifetime | Messages in Spam and Virus folder will be deleted if its day age is more than this value. 
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                  | Auto-refresh message listing | This is the interval in minutes that OpenWebMail will refresh the screen when the user is listing a folder or reading a message.
 It gives the OpenWebMail a chance to check the new mail status.
 
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| Session timeout | Maximum allowed time to be logged into OpenWebMail without action. |