diff --git a/lib/client/keyBinding.js b/lib/client/keyBinding.js
index edfd0e7d..871b93d7 100644
--- a/lib/client/keyBinding.js
+++ b/lib/client/keyBinding.js
@@ -39,15 +39,15 @@ CloudCommander.keyBinding=(function(){
                         
                         lTabPanel[lId] = lCurrentFile;
                                                 
-                        lId === 'right'     &&
-                            (lId = 'left')  ||
-                            (lId = 'right');
+                        lId = (lId === 'right')?
+                            'left':'right';                        
                         
+                        if(lTabPanel[lId])
+                            lTabPanel[lId].className = lCurrentFile;
                         
-                        lTabPanel[lId] &&
-                            (lTabPanel[lId].className = lCurrentFile) ||
-                                (getById(lId).getElementsByTagName('li')[2]
-                                    .className = lCURRENT_FILE);
+                        else
+                            getById(lId).getElementsByTagName('li')[2]
+                                    .className = lCURRENT_FILE;
                         
                         lCurrentFile.className = '';