KEYS

   1 up/down arrow           - scroll up/down
   2 j/k                     - ..............
   3 mouse buttons 3/4       - .............. (aka mouse wheel)
   4   when control is held  - zoom
   5 left/right arrow        - pan left/right (when zoomed in)
   6 primary mouse button[1] - click on link or select text[2]
   7 escape/q                - quit
   8 backspace               - go back after jumping (clicking link and suchlike) [3]
   9 u                       - dehighlight
  10 /,?                     - enter text to search for (/ - forward, ? - backward)
  11 +                       - set page bias
  12 -                       - toggle/set tunable
  13 0..9                    - enter page number to jump to
  14 b                       - toggle scroll bar
  15 l                       - toggle links highlighting
  16 f                       - toggle fullscreen
  17 n                       - repeat last search (forward)
  18 p, N                    - .................. (backward)
  19 g                       - go to first page
  20 t                       - align top of the screen with the top of the page
  21 space                   - go to the next page
  22 delete                  - go to the previous page
  23 =                       - show current position
  24 w                       - change height to encompass all of the page
  25 o                       - switch to outline mode
  26 '                       - switch to bookmark mode
  27 m                       - create named bookmark
  28 ~                       - create quick bookmark
  29 z                       - crop
  30 r                       - reload document
  31 P                       - "presentation" mode
  32 a                       - autoscroll
  33 <,>                     - rotate
  34 [,]                     - decrease/increase page brightness
  35 Ctrl-g                  - interrupt search
  36 Ctrl-+/-                - zoom in/out
  37 Ctrl-0                  - fit page width and reset panning
  38 Ctrl-1                  - fit page height
  39 Ctrl-9/F9               - enter bird's eye view
  40 home/end                - go to first/last page
  41 pageup/pagedown         - go forward/backward one screen-full
  42 ctrl pageup/pagedown    - align top of the screen with first/last visible page
  43
  44 (moving mouse while holding primary mouse button will pan the page,
  45 if the mouse is over selectable element (text/link) holding countrol
  46 will make the page pan instead of the default action (selecting text/
  47 clicking link))
  48
  49 if auto scrolling is active:
  50     up/down arrows and mouse buttons 3/4 will make scrolling go faster/slower
  51
  52 tunables
  53 -i                      - toggle case sensitivity of searches
  54 -s<number>              - set scroll step (pixels)
  55 -S<number>              - set space between pages (pixels)
  56 -c                      - toggle crop hack
  57 -a                      - toggle throttled scrolling
  58 -R<number>              - rotate
  59 -p                      - toggle preloading
  60 -v                      - toggle verbosity
  61 -P                      - toggle persistent bookmarks
  62 -h                      - toggle maxfit
  63 -l                      - toggle proportional display
  64 -Z                      - set zoom (percent)
  65 -A                      - set auto scroll step (pixels)
  66 -t                      - set thumbnail width (pixels)
  67 -f                      - toggle "what's under cursor" identification
  68                           (only font name currently)
  69
  70 bird's eye mode
  71 Ctrl-9/F9/esc           - leave bird's eye view
  72 Ctrl-l                  - center the view on the currently selected page
  73 (page)up/(page)down     - navigate
  74 home/end                - go to first/last page
  75 enter                   - select the page and leave bird's eye mode
  76 1st mouse button        - select the page under cursor and leave bird's eye mode
  77
  78 outline/bookmark mode
  79 esc                     - leave outline/bookmark mode
  80 up/down                 - select previous/next item
  81 alpha-numeric           - quick search
  82 Ctrl-s                  - repeat search (forward)
  83 Ctrl-r                  - repeat search (backward)
  84 Ctrl-l                  - center on current item
  85
  86 outline mode
  87 left/right              - go up/down a level
  88 Ctrl-n                  - narrow to search pattern
  89 Ctrl-u                  - undo narrowing
  90
  91 when entering search pattern/page number
  92 up/down arrow           - previous/next entered text
  93
  94 [1] i'm somewhat mouse button confused, since i use "left handed" mouse
  95     while not being lefthanded
  96
  97 [2] text selection requires xsel
  98     http://www.vergenet.net/~conrad/software/xsel/
  99     On OSX and Windows selected text will be dumped to the terminal
 100     Also selection can not cross page boundaries
 101
 102 [3] if the document was previously visited initial backspace will
 103     jump to the last visited place