Update 'fzf-book' script
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			@ -2,10 +2,23 @@
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# Generate menu of book filenames and save paths
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# Preview window contains metadata
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# selected="$(find /home/h/doc/books/ -regex '.*\.\(pdf\|epub\|djvu\)' -type f | sort | fzf --delimiter=/ --with-nth=-1 --preview 'pdfinfo {}' --preview-window=right:70%:wrap)"
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selected="$(find /home/h/doc/books/ -regex '.*\.\(pdf\|epub\|djvu\)' -type f | sort | fzf --delimiter=/ --with-nth=-1)"
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echo "Opening \"$selected\""
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function select_file {
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  echo "$(find /home/h/doc/books/ -regex '.*\.\(pdf\|epub\|djvu\)' -type f | sort | fzf --delimiter=/ --with-nth=-1)"
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}
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# Open when a file is selected and redirect output to /dev/null
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[[ -n "$selected" ]] && zathura "$selected" --fork &> /dev/null
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function open {
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  if [ -n "$1" ]; then
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    echo "Opening \"$1\""
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    zathura "$1" --fork
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  else
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    echo "No file selected"
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    exit 1
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  fi
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}
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case "$1" in
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  --open) open "$(select_file)" ;;
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  --help) printf "open \n" >&2 ;;
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  *) open "$(select_file)" ;;
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esac
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