diff --git a/chrome/content/zotero/bindings/styled-textbox.xml b/chrome/content/zotero/bindings/styled-textbox.xml
index d1f7f71e4d..7a90c4dd4f 100644
--- a/chrome/content/zotero/bindings/styled-textbox.xml
+++ b/chrome/content/zotero/bindings/styled-textbox.xml
@@ -282,6 +282,7 @@
 					};
 					this._iframe.addEventListener("DOMContentLoaded", listener, false);
 					
+					Zotero.debug("Loading " + fileURI.spec);
 					this._iframe.webNavigation.loadURI(fileURI.spec,
 						Components.interfaces.nsIWebNavigation.LOAD_FLAGS_BYPASS_HISTORY, null, null, null);
 				]]>