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-rw-r--r--ext/js/dom/document-util.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/js/dom/document-util.js b/ext/js/dom/document-util.js
index 393ef294..8284ffa5 100644
--- a/ext/js/dom/document-util.js
+++ b/ext/js/dom/document-util.js
@@ -578,7 +578,7 @@ class DocumentUtil {
startContinerPre = startContainer;
}
- previousStyles = new Map();
+ if (previousStyles === null) { previousStyles = new Map(); }
i = this._disableTransparentElement(elements, i, previousStyles);
if (i < 0) {
return null;