Set width or height of the thumbnail window:
ctrl Left Button - set the size of the thumbnail window to current mouse position (set number of rows for top-down layout, set number of columns for accross layout)
Select subsets of thumbnails
Left Button - select one thumbnail under the mouse (deselect others)
shift Left Button - add thumbnail under the mouse to current selection; remove it from current selection if it is already selected. shift Middle Button - set the begining of a continous selection. shift Right Button - set the end of a continous selection.
Additional functions
Middle Button - same as shift Left Button, but also show on LVR.
twice Middle Button - same as Middle Button, but also show image with xv.
ctrl Right Button - start new III on the current selection. Right Button - animate the current selection. twice Right Button - get all images from the current selection onto disk;
III startup: iii (then use page menu to read in the buitin pages) iii name (to start with one of the defined pages) iii index name (to create a sub-page from the page "name" using objects specifde in "index" file)
III page description: III page is a set of four files with the same first part "name" and different extensions. The extensions are "name".pgm for thumbnail collection "name".index for associated data "name".lvr for frame numbers on LVR "name".cd for index numbers in the overall database. There are four predifined (buitin) pages saturn, jupiter, uranus, neptune, all. Other pages may be created interactively using action invoked by "ctrl Right Button".