From 2f77862081be35fd5ef24c0bba21ae1cf931bb67 Mon Sep 17 00:00:00 2001
From: 6543 <6543@obermui.de>
Date: Wed, 18 Sep 2019 21:17:41 +0200
Subject: [PATCH] add coments for documentation

---
 sortt.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/sortt.js b/sortt.js
index 31aee0a..cb8e942 100644
--- a/sortt.js
+++ b/sortt.js
@@ -66,12 +66,15 @@ function getArrow(normsort,revsort,isdefault){
 		//if sort is sorted as default add arrow tho this table header
 		if (isdefault) return arrow_down;
 	} else {
-
+		//if sort arg is in url test if it corelates with colum header sort arguments
 		if (url_sort === normsort) {
+			//the table is sorted with this header normal
 			return arrow_down;
 		} else if (url_sort === revsort) {
+			//the table is sorted with this header reverse
 			return arrow_up;
 		} else {
+			//the table is NOT sorted with this header
 			return false;
 		}
 	}