diff --git a/admin/javascript/LeftAndMain.js b/admin/javascript/LeftAndMain.js
index 577cd9c33..1dd8ceb25 100644
--- a/admin/javascript/LeftAndMain.js
+++ b/admin/javascript/LeftAndMain.js
@@ -150,7 +150,7 @@ jQuery.noConflict();
 			}
 
 			// Show message (but ignore aborted requests)
-			if(xhr.status !== 0 && msg && $.inArray(msg, ignoredMessages)) {
+			if(xhr.status !== 0 && msg && $.inArray(msg, ignoredMessages) != -1) {
 				// Decode into UTF-8, HTTP headers don't allow multibyte
 				statusMessage(decodeURIComponent(msg), msgType);
 			}