把以下设置添加到.vimrc中。

set encoding=utf-8

set fileencodings=utf-8,chinese,latin-1

if has("win32")

  set fileencoding=chinese

else

  set fileencoding=utf-8

endif

language message zh_CN.utf-8

"解决菜单乱码

source $VIMRUNTIME/delmenu.vim

source $VIMRUNTIME/menu.vim

"set font

set guifont=Nsimsun

 

转自：http://www.cnblogs.com/shipfi/archive/2008/04/07/1140025.html