Internet Image Browser has a number of options to give you flexibility in program customization.
To customize options select Tools/Options from menu or use shortcut F12.

• Browser
  
  • Interface
    Log, toolbar, statusbar, splash window can be visible/invisible.
    Controls can be displayed in ordinary style (not flat like XP ones).
  • Sizes
    Last used main window sizes, panels width and columns width may be saved to be reloaded at start.
  • Shell
    Folders, hidden and nonimage files can be shown/hidden in browser list.
    Specify if program needs to start from last opened folder.
    Delete operation may need confirmation.
• Thumbnails
  Filling thumbnails progressbar can be hidden/shown.
  Preview may be enabled/disabled in this mode.
  Images can be not shown on thumbnails if image file size exceeds specified value. In this case thumbnail holder will contain file icon. However then if you wish to see the thumbnail image just reload the selected thumbnail.
  Thumbnail holder, text and background colors can be specified here. Note that change of thumbnail holder color requires thumbnail reloading.
  
• Preview
  Preview pane can be visible/invisible.
  Image can previewed in different modes:
  
  • Auto - image is resized to fit best pane sizes.
    
  • Full - image is resized and shown in its original sizes.
    
  • 1/2,1/4,1/8 - image is resized to 1/2,1/4,1/8 of its original sizes.
    
  Animation in preview may be enabled/disabled.
• Full screen viewer
  
  • Zoom
    Select factor to use when you zoom in/out image and its upper bound.
  • Text
    Select background color and text font for fullscreen viewer to display information.
  • Image info
    Specify what image information will be displayed.
    
  Animation in fullscreen viewer may be enabled/disabled.
  
• Tasks
  
  • Folders
    Set default folders to store task files and image albums
    
  • Content
    Task content may be loaded in 2 ways: on start or on user request.
    Autoloading content may be enabled/disabled.
    If it is disabled, use 'Load task content' function from menu.
    
  Use color settings to specify settings for task items highlighting.
• File types
  Associate *.iit (internet image task files) with Internet Image Browser.
  Associate image extensions with Internet Image Browser to view images.