From 4e683380824543e055dffd072cbcf72f2b8302b9 Mon Sep 17 00:00:00 2001
From: 6543 <6543@obermui.de>
Date: Wed, 18 Sep 2019 02:29:57 +0200
Subject: [PATCH] JS check if jQuery is available

and dont trust the user ;)
---
 sortt.js | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/sortt.js b/sortt.js
index 2dda20c..5487e6f 100644
--- a/sortt.js
+++ b/sortt.js
@@ -8,10 +8,12 @@
 
 */
 
-/////////////////////////////////////////////////
-// Be sure you already have loaded jQuery !!!  //
-/////////////////////////////////////////////////
 
+// test if jQuery is available
+if(!window.jQuery)
+{
+	console.log("sortt.js: ERROR no jQuery found!");
+} else {
 
 //use JQuery to bind event on each <th> with a "data-sortt" attribute
 $('th').each(function() {
@@ -23,6 +25,7 @@ $('th').each(function() {
         });
 });
 
+}
 
 //create global function with main routine
 window.sortt=function(normsort,revsort,isdefault){