diff --git a/mail/base/skin/mailWindow1.css b/mail/base/skin/mailWindow1.css
index 17ab85a2a2b..56ad9002621 100644
--- a/mail/base/skin/mailWindow1.css
+++ b/mail/base/skin/mailWindow1.css
@@ -891,37 +891,19 @@ treechildren::-moz-tree-cell-text(lc-black, selected) {
 #folderTree {
   border-right: 1px solid;
   -moz-border-right-colors: ThreeDShadow;
-  min-width: 1px;
 }
 
-#threadTree {
-  border-bottom: 2px solid;
-  -moz-border-bottom-colors: ThreeDHighlight ThreeDLightShadow;
-  min-width: 1px;
-}
-
-#threadTree,
-#accountCentralBox,
-#searchBox {
+#accountCentralBox { 
   border-left: 2px solid;
   -moz-border-left-colors: ThreeDShadow ThreeDDarkShadow;
 }
 
 #searchBox {
-  border-top: 1px solid ThreeDHighlight;
-  border-bottom: 1px solid ThreeDShadow;
+  border-top: 1px solid transparent;
+  border-right: 1px solid ThreeDShadow;
+  border-bottom: 1px solid transparent;
 }
 
-/* we could set this height to 32 pixels to make it the same height as the search bar
-   but I think it makes the folder Pane header look too big.... use 28px for now 
-
-#folderPaneHeader {
-  height: 32px;
-}
-
-*/
-
-
 /* ..... message pane adjustments ..... */
 
 #messagepanebox {
diff --git a/mail/components/addrbook/skin/addressbook.css b/mail/components/addrbook/skin/addressbook.css
index 807888919e6..9eef9ce59a3 100644
--- a/mail/components/addrbook/skin/addressbook.css
+++ b/mail/components/addrbook/skin/addressbook.css
@@ -156,10 +156,7 @@ treechildren::-moz-tree-image(DirCol, IsRemote-true, IsSecure-true) {
   list-style-image: url("chrome://messenger/skin/addressbook/icons/secure-remote-addrbook.gif");
 }
 
-#dirTree [sortDirection="ascending"] {
-  list-style-image: none;
-}
-
+#dirTree [sortDirection="ascending"],
 #dirTree [sortDirection="descending"] {
   list-style-image: none;
 }
@@ -275,8 +272,7 @@ html|p {
 /* ::::: Search Bar  ::::: */
 
 #searchBox {
-  border-top: 1px solid ThreeDHighlight;
-  border-bottom: 1px solid ThreeDShadow;
-  border-left: 2px solid;
-  -moz-border-left-colors: ThreeDShadow ThreeDDarkShadow;
+  border-top: 1px solid transparent;
+  border-right: 1px solid ThreeDShadow;
+  border-bottom: 1px solid transparent;
 }