diff --git a/config/config.php.example b/config/config.php.example
index 362da19..fa06bfa 100644
--- a/config/config.php.example
+++ b/config/config.php.example
@@ -414,6 +414,9 @@ $servers->setValue('server','name','My LDAP Server');
    in the tree viewer. */
 // $servers->setValue('appearance','show_create',true);
 
+/* Set to true if you would like to initially open the first level of each tree. */
+// $servers->setValue('appearance','open_tree',false);
+
 /* This feature allows phpLDAPadmin to automatically determine the next
    available uidNumber for a new entry. */
 // $servers->setValue('auto_number','enable',true);
diff --git a/lib/Tree.php b/lib/Tree.php
index b4d468f..e7542fc 100644
--- a/lib/Tree.php
+++ b/lib/Tree.php
@@ -57,10 +57,17 @@ abstract class Tree {
 			if (is_null($server->getLogin(null)))
 				return $tree;
 
-			foreach ($server->getBaseDN(null) as $base)
-				if ($base)
+			foreach ($server->getBaseDN(null) as $base) {
+				if ($base) {
 					$tree->addEntry($base);
 
+					if ($server->getValue('appearance','open_tree')) {
+						$baseEntry = $tree->getEntry($base);
+						$baseEntry->open();
+					}
+				}
+			}
+
 			set_cached_item($server_id,'tree','null',$tree);
 		}
 
diff --git a/lib/ds_ldap_pla.php b/lib/ds_ldap_pla.php
index 879e37d..7ece393 100644
--- a/lib/ds_ldap_pla.php
+++ b/lib/ds_ldap_pla.php
@@ -24,6 +24,10 @@ class ldap_pla extends ldap {
 			'desc'=>'Whether to show the "Create new Entry here" in the tree browser',
 			'default'=>true);
 
+		$this->default->appearance['open_tree'] = array(
+			'desc'=>'Whether to initially open each tree',
+			'default'=>false);
+
 		$this->default->login['fallback_dn'] = array(
 			'desc'=>'If the attribute base login fails, see if a DN was entered',
 			'default'=>false);