diff options
| -rw-r--r-- | toolkit/jetpack/sdk/ui/buttons.js | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/toolkit/jetpack/sdk/ui/buttons.js b/toolkit/jetpack/sdk/ui/buttons.js index 66e0fd742..6aaed3865 100644 --- a/toolkit/jetpack/sdk/ui/buttons.js +++ b/toolkit/jetpack/sdk/ui/buttons.js @@ -50,7 +50,7 @@ function insertButton(aWindow, id, onBuild) { let toolbar = toolbarId != "" && doc.getElementById(toolbarId); if (toolbar) { - let nextItem = doc.getElementById(nextItemId); + let nextItem = nextItemId != "" && doc.getElementById(nextItemId); // If nextItem not in toolbar then retrieve it by reading currentset attribute if (!(nextItem && nextItem.parentNode && nextItem.parentNode.id == toolbarId)) { nextItem = null; |