--- a/www/js/rec_main.js	Mon Sep 24 22:13:50 2018 +0200
+++ b/www/js/rec_main.js	Tue Sep 25 20:58:06 2018 +0200
@@ -74,7 +74,7 @@
 				return "Wijzig";
 				}, buttonclick: function (row) {
 					var datarecord = dataAdapter.records[row];
-					var url= "rec_edit.php?record=" + datarecord.record + "&return='rec_main.php'";
+					var url= "rec_edit.php?record=" + datarecord.record + "&return=rec_main.php";
 					window.location.href = url;
 				}
 			}