removed sort indicator from html table

public/assets/js/functions.js

@@ -99,16 +99,15 @@ function sortBy(column) {
     )
 
     // switch direction on every call
-    let currentSortOrder = document.getElementById(column + '_sort')
     let currentTitleElement = document.getElementById(column)
     let currentTitle = currentTitleElement.innerHTML
 
     let newTitle
-    if (currentSortOrder.innerHTML === 'asc') {
-        currentSortOrder.innerHTML = 'desc'
+    if (currentSortOrder === 'asc') {
+        currentSortOrder = 'desc'
         newTitle = currentTitle[0] + currentTitle.substring(1) + ' ⬇'
     } else {
-        currentSortOrder.innerHTML = 'asc'
+        currentSortOrder = 'asc'
         newTitle = currentTitle[0] + currentTitle.substring(1) + ' ⬆'
     }
     currentTitleElement.innerHTML = newTitle
@@ -131,9 +130,8 @@ function sortBy(column) {
             let rowYNumber = rowYId.match(/\d+/)
             let valueY = document.getElementById(column + '_' + rowYNumber).value
 
-            let currentSortOrder = document.getElementById(column + '_sort')
             let sortOrder
-            if (currentSortOrder.innerHTML === 'asc') {
+            if (currentSortOrder === 'asc') {
                 sortOrder = 1
             } else {
                 sortOrder = -1
@@ -183,6 +181,9 @@ function closeError() {
 
 }
 
+// global scope
+let currentSortOrder = 'desc'
+
 document.addEventListener('DOMContentLoaded', () => {
     const table = document.getElementById('address_table') || false
     if (table) {