diff --git a/.emacs b/.emacs
index fe30a4e..f8b618b 100644
--- a/.emacs
+++ b/.emacs
@@ -87,20 +87,8 @@
   :config
   (delight '((eldoc-mode nil "eldoc")
 			 (subword-mode nil "subword")))
-
 )
 
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-;; window separator
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-(defun atu/change-window-divider ()
-  (let ((display-table (or buffer-display-table standard-display-table)))
-    (set-display-table-slot display-table 5 ?│)
-    (set-window-display-table (selected-window) display-table)))
-
-(add-hook 'window-configuration-change-hook 'atu/change-window-divider)
-
-
 (use-package multiple-cursors
   :bind (("C-c m >" . 'mc/mark-next-like-this)
 		 ("C-c m <" . 'mc/mark-previous-like-this)
@@ -280,7 +268,7 @@
   :bind (("C-x t t" . treemacs)
 		 ("M-0" . treemacs-select-window))
   :config
-;  (add-hook 'treemacs-mode-hook (lambda () (display-line-numbers-mode -1)))
+  (add-hook 'treemacs-mode-hook (lambda () (display-line-numbers-mode -1)))
   (treemacs-project-follow-mode t)
   )
 
@@ -632,8 +620,19 @@
   ;(doom-themes-treemacs-config)
   ;; Corrects (and improves) org-mode's native fontification.
   (doom-themes-org-config)
+    (defun atu/toggle-display-line-mode ()
+	"toggle between relative and absolute display-line-mode"
+	(interactive)
+	(if (eq display-line-numbers 'relative)
+		(setq display-line-numbers 'absolute)
+	  (setq display-line-numbers 'relative)
+	  )
+  )
   :init
   (global-whitespace-mode 1)
+  :bind (
+		 ("C-c d l" . 'atu/toggle-display-line-mode)
+		 )
   )
 
 (custom-set-faces