vim with tabs config

vim tabnumbering

" http://ja.pastebin.ca/raw/1243579
" }}}
" MyTabLine {{{
" This is an attempt to emulate the default Vim-7 tabs as closely as possible but with numbered tabs.
" TODO: set truncation when tabs don't fit on line, see :h columns
if exists("+showtabline")
    function! MyTabLine()
        let s = ''
        for i in range(tabpagenr('$'))
            " set up some oft-used variables
            ""let tab = i + 1 " range() starts at 0
            let tab = i + 0 " range() starts at 0
            let winnr = tabpagewinnr(tab) " gets current window of current tab
            let buflist = tabpagebuflist(tab) " list of buffers associated with the windows in the current tab
            let bufnr = buflist[winnr - 1] " current buffer number
            let bufname = bufname(bufnr) " gets the name of the current buffer in the current window of the current tab

            let s .= '%' . tab . 'T' " start a tab
            let s .= (tab == tabpagenr() ? '%#TabLineSel#' : '%#TabLine#') " if this tab is the current tab...set the right highlighting
            let s .= ' #' . tab " current tab number
            let n = tabpagewinnr(tab,'$') " get the number of windows in the current tab
            if n > 1
                let s .= ':' . n " if there's more than one, add a colon and display the count
            endif
      let bufmodified = getbufvar(bufnr, "&mod")
            if bufmodified
                let s .= ' +'
            endif
            if bufname != ''
                let s .= ' ' . pathshorten(bufname) . ' ' " outputs the one-letter-path shorthand & filename
            else
                let s .= ' [No Name] '
            endif
        endfor
        let s .= '%#TabLineFill#' " blank highlighting between the tabs and the righthand close 'X'
        let s .= '%T' " resets tab page number?
        let s .= '%=' " seperate left-aligned from right-aligned
        let s .= '%#TabLine#' " set highlight for the 'X' below
        let s .= '%999XX' " places an 'X' at the far-right
        return s
    endfunction
    set tabline=%!MyTabLine()
endif