diff --git a/mailnews/addrbook/resources/content/abEditCardDialog.xul b/mailnews/addrbook/resources/content/abEditCardDialog.xul
index 4475042a7330..7a225e642795 100644
--- a/mailnews/addrbook/resources/content/abEditCardDialog.xul
+++ b/mailnews/addrbook/resources/content/abEditCardDialog.xul
@@ -35,7 +35,7 @@ Rights Reserved.
 
 	<keyset id="dialogKeys"/>
 
-	<hbox id="editcard"/>
+	<vbox id="editcard"/>
 	
 	<hbox id="okCancelButtons"/>
 
diff --git a/mailnews/addrbook/resources/content/abEditListDialog.xul b/mailnews/addrbook/resources/content/abEditListDialog.xul
index 6e458c50e7ea..0fc2f3594634 100644
--- a/mailnews/addrbook/resources/content/abEditListDialog.xul
+++ b/mailnews/addrbook/resources/content/abEditListDialog.xul
@@ -39,7 +39,7 @@ Rights Reserved.
 
 	<keyset id="dialogKeys"/>
 
-	<hbox id="editlist"/>
+	<vbox id="editlist"/>
 		
 	<spring style="height:1em"/>
 		
diff --git a/mailnews/addrbook/resources/content/abNewCardDialog.xul b/mailnews/addrbook/resources/content/abNewCardDialog.xul
index cf13ef8c1aff..d971b6bd55a5 100644
--- a/mailnews/addrbook/resources/content/abNewCardDialog.xul
+++ b/mailnews/addrbook/resources/content/abNewCardDialog.xul
@@ -58,7 +58,7 @@ Rights Reserved.
   
   <spring style="height:1em"/>
     
-  <hbox id="editcard"/>
+  <vbox id="editcard"/>
   
   <hbox id="okCancelButtons"/>
 
diff --git a/mailnews/addrbook/resources/content/addressbook.xul b/mailnews/addrbook/resources/content/addressbook.xul
index 54b5fb84d2aa..5b93195e88b7 100644
--- a/mailnews/addrbook/resources/content/addressbook.xul
+++ b/mailnews/addrbook/resources/content/addressbook.xul
@@ -271,7 +271,7 @@ Rights Reserved.
       
       <!-- card view -->
       <hbox id="CardViewOuterBox" flex="1">
-        <hbox id="CardViewBox" style="height:170px; min-height:1px; min-width:1px"/>
+        <vbox id="CardViewBox" style="height:170px; min-height:1px; min-width:1px"/>
       </hbox>
     
       
diff --git a/mailnews/base/resources/content/mail3PaneWindowVertLayout.xul b/mailnews/base/resources/content/mail3PaneWindowVertLayout.xul
index b328c8e858fb..5d25f0874f5e 100644
--- a/mailnews/base/resources/content/mail3PaneWindowVertLayout.xul
+++ b/mailnews/base/resources/content/mail3PaneWindowVertLayout.xul
@@ -144,7 +144,7 @@ Rights Reserved.
 
 
   <hbox style="height:100px" flex="1">
-    <hbox id="sidebar-box" persist="collapsed width"/>
+    <vbox id="sidebar-box" persist="collapsed width"/>
     <splitter id="sidebar-splitter" state="collapsed"/>
           
     <vbox flex="1">
diff --git a/mailnews/base/resources/content/messenger.xul b/mailnews/base/resources/content/messenger.xul
index 3b498d01ca37..aece1039eb43 100644
--- a/mailnews/base/resources/content/messenger.xul
+++ b/mailnews/base/resources/content/messenger.xul
@@ -159,7 +159,7 @@ Rights Reserved.
                      <iframe name="accountCentralPane" flex="1" src="about:blank"/>
                   </vbox>
 
-      <box orient="vertical" id="messagesBox" flex="1">
+      <vbox id="messagesBox" flex="1">
      
       <outliner id="threadOutliner" flex="2" persist="height" style="height:0px" context="threadPaneContext"/>
 
@@ -175,7 +175,7 @@ Rights Reserved.
     
         <browser id="messagepane" context="messagePaneContext" style="height: 0px" flex="1" name="messagepane" type="content-primary" src="about:blank"/>
       </vbox>  
-      </box>
+      </vbox>
 
    </vbox>             
 
diff --git a/mailnews/base/search/resources/content/SearchDialog.xul b/mailnews/base/search/resources/content/SearchDialog.xul
index 5ea887ad1ac0..ba4f1013b1ce 100644
--- a/mailnews/base/search/resources/content/SearchDialog.xul
+++ b/mailnews/base/search/resources/content/SearchDialog.xul
@@ -95,11 +95,11 @@ Rights Reserved.
     
     <groupbox orient="horizontal" flex="1">
        <label value="&results.label;"/>
-       <box orient="vertical" id="searchTermListBox" flex="1">
+       <vbox id="searchTermListBox" flex="1">
             <outliner id="threadOutliner" flex="1" context="threadPaneContext"/>
             <statusbar id="status-bar" class="chromeclass-status"/>
 
-       </box>
+       </vbox>
        <vbox>
             <spring flex="1" />
             <button label="&openButton.label;" id="openButton" command="cmd_open" />