diff --git a/Frontend/assets/scripts/tools/scripts.js b/Frontend/assets/scripts/tools/scripts.js
index 66e0d7f..76e82c8 100644
--- a/Frontend/assets/scripts/tools/scripts.js
+++ b/Frontend/assets/scripts/tools/scripts.js
@@ -29,6 +29,7 @@ function fillDefaultXML(element) {
             .then(response => response.text())
             .then((exampleData) => {
                 document.getElementById("xmlArea").value = exampleData;
+                document.getElementById("xmlArea").style.backgroundColor = null;
             })
             }
         }
@@ -161,6 +162,10 @@ function performFormatRequest(endpoint, checkXML, sourceId, targetId){
         restRequest(port, endpoint, xmlData, "").then(function(result) {
             if (result.status == "OK") {
                 document.getElementById(targetId).value = result.result;
+                document.getElementById(targetId).style.backgroundColor = null;
+            }
+            else {
+                document.getElementById(targetId).style.backgroundColor = color_red;
             }
             
         });