Line of text is missing from debug pref pane. r=hewitt sr=hyatt

suite/common/pref/pref-applications.xul

@@ -116,7 +116,7 @@
       </vbox>
     </hbox>
   </groupbox>
-  <groupbox flex="1">
+  <groupbox orient="horizontal" flex="1">
     <caption label="&fileOpening.label;"/>
     <description flex="1">&resetText.label;</description>
     <separator orient="vertical"/>

suite/common/pref/pref-debug.xul

@@ -65,9 +65,9 @@
   </groupbox>              
 
 
-  <groupbox >
+  <groupbox>
     <caption label="&accelerators.label;"/>
-    <description label="&acceleratorsBlurb.label;"/>
+    <description value="&acceleratorsBlurb.label;"/>
 
       <grid flex="1">
         <columns>