diff --git a/src/main/resources/static/js/synthesisQuery/digitalSignage.js b/src/main/resources/static/js/synthesisQuery/digitalSignage.js
index 8592124..f384da2 100644
--- a/src/main/resources/static/js/synthesisQuery/digitalSignage.js
+++ b/src/main/resources/static/js/synthesisQuery/digitalSignage.js
@@ -925,6 +925,7 @@ function getScrollData(id) {
             let scrollBox = $(".content-wrapper");
             let innerHtml = "";
             if (data && data.length > 0) {
+                $(".scroll-box").show();
                 data.forEach((item) => {
                     let describeHtml = "";
                     if (item.spanType === "跨线路") {
@@ -962,6 +963,8 @@ function getScrollData(id) {
                         </div>
                          `;
                 });
+            } else {
+                $(".scroll-box").hide();
             }
 
             scrollBox.html(innerHtml);