diff --git a/emacs.el b/emacs.el
index 70b6a67..a0b9178 100644
--- a/emacs.el
+++ b/emacs.el
@@ -1,4 +1,3 @@
-;; load another file
 ;; (and (file-readable-p "~/.dotfiles/emacs.el")
 ;;      (load-file "~/.dotfiles/emacs.el"))
 
diff --git a/setup.sh b/setup.sh
index 8b0bc2c..c01fa0f 100755
--- a/setup.sh
+++ b/setup.sh
@@ -58,6 +58,12 @@ _my_git_config(){
     fi
 }
 
+_gen_source_script(){
+    # _gen_source_script file lines
+    test $# -eq 2 || return 1
+    head -n $2 $1 | \grep -v '^#!' | sed -e 's/^..//g'
+}
+
 _my_install_script http://www.frexx.de/xterm-256-notes/data/colortable16.sh http://www.frexx.de/xterm-256-notes/data/256colors2.pl
 
 type git >/dev/null 2>&1 && _my_git_config