Fixed function declaration in strict mode

diff --git a/wcfsetup/install/files/js/3rdParty/redactor/plugins/wbbcode.js b/wcfsetup/install/files/js/3rdParty/redactor/plugins/wbbcode.js
index a65cb04931b5f46cad553e0cc017c347391b2bf2..fe6091189b68926d2dbf549b0239bfee9342a1b2 100644 (file)
--- a/wcfsetup/install/files/js/3rdParty/redactor/plugins/wbbcode.js
+++ b/wcfsetup/install/files/js/3rdParty/redactor/plugins/wbbcode.js
@@ -253,7 +253,7 @@ RedactorPlugins.wbbcode = function() {
                                $range.insertNode($smiley);
                                
                                // add spaces around the smiley that serve as padding
-                               function $isSpace(sibling) {
+                               var $isSpace = function(sibling) {
                                        if (sibling === null) return false;
                                        
                                        if ((sibling.nodeType === Node.ELEMENT_NODE && sibling.nodeName === 'SPAN') || sibling.nodeType === Node.TEXT_NODE) {