From 9c49e12a911c4de6895d93bac7df6e7d28bd4ab4 Mon Sep 17 00:00:00 2001
From: github-actions <github-actions@github.com>
Date: Fri, 22 Nov 2024 15:18:58 +0000
Subject: [PATCH] CI run 606 pushed to gh-pages

---
 demo/trunk/src/gui/custom.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/demo/trunk/src/gui/custom.js b/demo/trunk/src/gui/custom.js
index b8d5c0dc..f6c5a1fb 100644
--- a/demo/trunk/src/gui/custom.js
+++ b/demo/trunk/src/gui/custom.js
@@ -92,7 +92,8 @@ dwvjq.gui.Slider = function (app) {
    * Initialise the slider HTML.
    */
   this.initialise = function () {
-    var dataRange = app.getData(0).image.getDataRange();
+    var dataId0 = app.getDataIds()[0];
+    var dataRange = app.getData(dataId0).image.getDataRange();
     var min = dataRange.min;
     var max = dataRange.max;
 
@@ -115,4 +116,4 @@ dwvjq.gui.setSliderChangeHandler = function (sliderInput, handler) {
   $(document).on('pagecreate', '#tags_page', function () {
     $('#' + sliderInput.id).on('change', handler);
   });
-};
\ No newline at end of file
+};