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 alt-left/right arrow    - go backward/forward in history
  10 u                       - dehighlight
  11 /,?                     - enter text to search for (/ - forward, ? - backward)
  12 +                       - set page bias
  13 -                       - toggle/set tunable
  14 0..9                    - enter page number to jump to
  15 b                       - toggle scroll bar
  16 l                       - toggle links highlighting
  17 f                       - toggle fullscreen
  18 n                       - repeat last search (forward)
  19 p, N                    - .................. (backward)
  20 g                       - go to first page
  21 t                       - align top of the screen with the top of the page
  22 space                   - go to the next page
  23 delete                  - go to the previous page
  24 =                       - show current position
  25 w                       - change height to encompass all of the page
  26 o                       - switch to outline mode
  27 '                       - switch to bookmark mode
  28 h/F1                    - switch to help mode
  29 i                       - switch to info mode
  30 m                       - create named bookmark
  31 ~                       - create quick bookmark
  32 z                       - crop
  33 r                       - reload document
  34 P                       - "presentation" mode
  35 a                       - autoscroll
  36 <,>                     - rotate
  37 [,]                     - decrease/increase page brightness
  38 Ctrl-g                  - interrupt search
  39 Ctrl-+/-                - zoom in/out
  40 Ctrl-0                  - fit page width and reset panning
  41 Ctrl-1                  - fit page height
  42 Ctrl-9/F9               - enter bird's eye view
  43 home/end                - go to first/last page
  44 pageup/pagedown         - go forward/backward one screen-full
  45 ctrl pageup/pagedown    - align top of the screen with first/last visible page
  46
  47 (moving mouse while holding primary mouse button will pan the page,
  48 if the mouse is over selectable element (text/link) holding countrol
  49 will make the page pan instead of the default action (selecting text/
  50 clicking link))
  51
  52 if auto scrolling is active:
  53     up/down arrows and mouse buttons 3/4 will make scrolling go faster/slower
  54
  55 tunables
  56 -i                      - toggle case sensitivity of searches
  57 -s<number>              - set scroll step (pixels)
  58 -S<number>              - set space between pages (pixels)
  59 -c                      - toggle crop hack
  60 -a                      - toggle throttled scrolling
  61 -R<number>              - rotate
  62 -p                      - toggle preloading
  63 -v                      - toggle verbosity
  64 -P                      - toggle persistent bookmarks
  65 -h                      - toggle maxfit
  66 -l                      - toggle proportional display
  67 -Z                      - set zoom (percent)
  68 -A                      - set auto scroll step (pixels)
  69 -t                      - set thumbnail width (pixels)
  70 -f                      - toggle "what's under cursor" identification
  71                           (only font name currently)
  72
  73 bird's eye mode
  74 Ctrl-9/F9/esc           - leave bird's eye view
  75 Ctrl-l                  - center the view on the currently selected page
  76 (page)up/(page)down     - navigate
  77 home/end                - go to first/last page
  78 enter                   - select the page and leave bird's eye mode
  79 1st mouse button        - select the page under cursor and leave bird's eye mode
  80
  81 outline/bookmark/help/info mode
  82 esc                     - leave outline/bookmark mode
  83 up/down                 - select previous/next item
  84 alpha-numeric           - quick search
  85 Ctrl-s                  - repeat search (forward)
  86 Ctrl-r                  - repeat search (backward)
  87 Ctrl-l                  - center on current item
  88 Ctrl-left/right         - pan text left/right
  89
  90 outline mode
  91 left/right              - go up/down a level
  92 Ctrl-n                  - narrow to search pattern
  93 Ctrl-u                  - undo narrowing
  94
  95 info mode
  96 enter                   - toggle/enter new value for selected parameter
  97
  98 when entering search pattern/page number
  99 up/down arrow           - previous/next entered text
 100
 101 [1] i'm somewhat mouse button confused, since i use "left handed" mouse
 102     while not being lefthanded
 103
 104 [2] text selection requires xsel
 105     http://www.vergenet.net/~conrad/software/xsel/
 106     On OSX and Windows selected text will be dumped to the terminal
 107     Also selection can not cross page boundaries
 108
 109 [3] if the document was previously visited initial backspace will
 110     jump to the last visited place