diff --git a/static/galene.js b/static/galene.js
index 3c7f75c..8bc5e2a 100644
--- a/static/galene.js
+++ b/static/galene.js
@@ -533,7 +533,9 @@ function setViewportHeight() {
     document.documentElement.style.setProperty(
         '--vh', `${window.innerHeight/100}px`,
     );
-    showVideo();
+    if (!getVisibility('left')) {
+        showVideo();
+    }
     // Ajust video component size
     resizePeers();
 }
@@ -577,6 +579,16 @@ function setVisibility(id, visible) {
         elt.classList.add('invisible');
 }
 
+/**
+ * getVisibility tells whether specified element is visible.
+ *
+ * @param {string} id
+ */
+function getVisibility(id) {
+    let elt = document.getElementById(id);
+    return !elt.classList.contains('invisible');
+}
+
 /**
  * Shows and hides various UI elements depending on the protocol state.
  */