Update static/script.js

static/script.js

@@ -40,6 +40,10 @@ document.addEventListener("DOMContentLoaded", function () {
         }
     }
 
+    function showLoading() {
+        document.getElementById("loading").style.display = "block";
+    }
+
     document.querySelector("select[name='tasks']").addEventListener("change", toggleElements);
     document.getElementById("user_text").addEventListener("input", updateCount);