Settings & Syntax page (Preferences dialog box)
You can specify different settings to each different file type. Following options are available.

File types
This window displays available file types. Choose file type which you want to set options for. You can add or remove file types using Add/Remove buttons.
Add
Press this button if you want to add a new file type. You can register up to 30 file types.
Remove
Press this button if you want to remove current file type. You cannot remove the default file types.
Up/Down
Moves selected file type up or down.
Description
Specify the description for current file type.
File extensions
Specify file extensions for current file type. You must separate each extension by semicolon(;). For example, HTML file type has following extensions - html;htm;asp;shtml
Word wrap
Set the word wrap options. This button presents Word Wrap Options dialog box.
Tab/Indent
Set the tab and indent options. This button presents Tab and Indent dialog box.
Col Markers
Specify column markers for current file type. This button presents Set Column Marker dialog box.
Func Pattern
Specify the function pattern regular expression to use in the Function List command. This button presents Function Pattern dialog box.
Syntax file
Specify the path of syntax file for current file type. To set the syntax highlighting colors, click Syntax Colors tab. See Syntax highlighting for more information about the syntax file.
Auto completion file
Specify the path of auto completion file for current file type. See Auto completion for more information about the auto completion file.
Add to 'Common Files'
Add the selected file type to Common Files filter.
Associate in Explorer
Check this option to associate current file type in Explorer. You can open the associated files by double-clicking it in Explorer.
Show HTML toolbar
Check this option to display HTML toolbar with current file type.
Trim trailing spaces on save
Check this option to trim trailing spaces automatically when you save file of current file type.
Syntax Colors tab
Press this tab to set the syntax highlighting colors for current file type.