.vimrc

set nocompatible
" source $VIMRUNTIME/vimrc_example.vim
" source $VIMRUNTIME/mswin.vim
" behave mswin
set guifont=Courier_New:h9:cANSI
set expandtab
set tabstop=4
set shiftwidth=4
set noincsearch 
set encoding=utf8
set backupdir=$HOME/.vim-backup-dir
set directory=$HOME/.vim-backup-dir
" autocmd BufEnter * if bufname("") !~ "^\[A-Za-z0-9\]*://" | lcd %:p:h | endif 
autocmd BufEnter *  lcd %:p:h 
syn on

function! DoPrettyXML()
  " save the filetype so we can restore it later
  let l:origft = &ft
  set ft=
  " delete the xml header if it exists. This will
  " permit us to surround the document with fake tags
  " without creating invalid xml.
  1s/<?xml .*?>//e
  " insert fake tags around the entire document.
  " This will permit us to pretty-format excerpts of
  " XML that may contain multiple top-level elements.
  0put ='<PrettyXML>'
  $put ='</PrettyXML>'
  silent %!xmllint --format -
  " xmllint will insert an <?xml?> header. it's easy enough to delete
  " if you don't want it.
  " delete the fake tags
  2d
  $d
  " restore the 'normal' indentation, which is one extra level
  " too deep due to the extra tags we wrapped around the document.
  silent %<
  " back to home
  1
  " restore the filetype
  exe "set ft=" . l:origft
endfunction
command! PrettyXML call DoPrettyXML()