diff --git a/templates/Includes/AssetAdmin_left.ss b/templates/Includes/AssetAdmin_left.ss
index df6ddc2d..b55efe81 100755
--- a/templates/Includes/AssetAdmin_left.ss
+++ b/templates/Includes/AssetAdmin_left.ss
@@ -8,8 +8,7 @@
 </script>
 
 <h2>Folders</h2>
-	<div id="treepanes">
-		<div id="sitetree_holder">
+	<div id="treepanes" style="overflow-y: auto;">
 			<ul id="TreeActions">
 				<li class="action" id="addpage"><button>Create</button></li>
 				<li class="action" id="deletepage"><button>Delete...</button></li>
@@ -36,5 +35,4 @@
 			</form>
 		
 			$SiteTreeAsUL
-		</div>
 	</div>
\ No newline at end of file
diff --git a/templates/Includes/NewsletterAdmin_left.ss b/templates/Includes/NewsletterAdmin_left.ss
index 4367f61e..a265185a 100755
--- a/templates/Includes/NewsletterAdmin_left.ss
+++ b/templates/Includes/NewsletterAdmin_left.ss
@@ -24,8 +24,7 @@ ul.tree li.MailType span.Sent a {
 </style>
 
 <h2>Newsletters</h2>
-<div id="treepanes">
-	<div id="sitetree_holder">
+<div id="treepanes" style="overflow-y: auto;">
 		<ul id="TreeActions">
 			<li class="action" id="addtype"><button>Create...</button></li>
 			<li class="action" id="deletedrafts"><button>Delete...</button></li>
@@ -46,5 +45,4 @@ ul.tree li.MailType span.Sent a {
 			<input type="submit" value="Delete the selected drafts" />
 		</form>
 		<% include NewsletterAdmin_SiteTree %>
-	</div>
 </div>
diff --git a/templates/Includes/SecurityAdmin_left.ss b/templates/Includes/SecurityAdmin_left.ss
index 81a2800a..38eaee77 100644
--- a/templates/Includes/SecurityAdmin_left.ss
+++ b/templates/Includes/SecurityAdmin_left.ss
@@ -1,6 +1,5 @@
 <h2>Security Groups</h2>
-<div id="treepanes">
-	<div id="sitetree_holder">
+<div id="treepanes" style="overflow-y: auto;">
 		<ul id="TreeActions">
 			<li class="action" id="addgroup"><button>Create</button></li>
 			<li class="action" id="deletegroup"><button>Delete...</button></li>
@@ -24,5 +23,4 @@
 		</form>
 		
 		$SiteTreeAsUL
-	</div>
 </div>
\ No newline at end of file