diff --git a/.vim/startup/vundle_vimrc b/.vim/startup/vundle_vimrc
index 39ac25b..a50eab1 100644
--- a/.vim/startup/vundle_vimrc
+++ b/.vim/startup/vundle_vimrc
@@ -29,6 +29,7 @@ Plugin 'Raimondi/delimitMate'
 "show tabs
 Plugin 'nathanaelkane/vim-indent-guides'
 Plugin 'vim-scripts/taglist.vim'
+Plugin 'WolfgangMehner/vim-plugins'
 " Plugin 'powerline/powerline', {'rtp': 'powerline/bindings/vim/'}
 " Plugin 'Lokaltog/vim-powerline'
 " Plugin 'bling/vim-airline'
diff --git a/install.sh b/install.sh
index 4e5b011..413691a 100755
--- a/install.sh
+++ b/install.sh
@@ -1,10 +1,16 @@
 #!/bin/bash
 VIMDIR=${1:-$HOME}
 
-mv $VIMDIR/.vim $VIMDIR/.vim.old
-mv $VIMDIR/.vimrc $VIMDIR/.vimrc.old
-ln -s $PWD/.vim $VIMDIR/.vim 2> /dev/null
-cat $PWD/_vimrc > $PWD/.vimrc
-ln -s $PWD/.vimrc $VIMDIR/.vimrc 2> /dev/null
+echo "start install, all of your old .vimrc and .vim will be overwritten."
+echo "all your old vim settings will be mv to .vimrc.old & .vim.old"
+echo -en "Do you want to continue?[y/n]"
+read -n 1 use_vim_configs
+if [ "$use_vim_configs" == "Y" ] || [ "$use_vim_configs" == "y" ]; then
+	mv $VIMDIR/.vim $VIMDIR/.vim.old
+	mv $VIMDIR/.vimrc $VIMDIR/.vimrc.old
+	ln -s $PWD/.vim $VIMDIR/.vim 2> /dev/null
+	cat $PWD/_vimrc > $PWD/.vimrc
+	ln -s $PWD/.vimrc $VIMDIR/.vimrc 2> /dev/null
+fi
 
 git submodule init && git submodule update