Added Floating panel to switch data

layouts/scripts/page--toolbar.js

@@ -0,0 +1,13 @@
+(function () {
+
+    const dataOptionsSelect = document.getElementById('data-options');
+    if (!dataOptionsSelect) {
+        return;
+    }
+
+    dataOptionsSelect.addEventListener('change', function () {
+        console.log(this.value)
+        window.location = '?data=' + this.value;
+    })
+
+})();