diff --git a/lam/lib/account.inc b/lam/lib/account.inc
index 57d5335a..bdc6968f 100644
--- a/lam/lib/account.inc
+++ b/lam/lib/account.inc
@@ -81,6 +81,21 @@ function array_delete($values, $array) {
 }
 
 
+/**
+ * Checks if a string exists in an array, ignoring case.
+ */
+function in_array_ignore_case( $needle, $haystack )
+{
+    if( ! is_array( $haystack ) )
+        return false;
+    if( ! is_string( $needle ) )
+        return false;
+    foreach( $haystack as $element )
+        if( is_string( $element ) && 0 == strcasecmp( $needle, $element ) )
+            return true;
+    return false;
+}
+
 /**
 * This function will return a password with max. 8 characters.
 *
diff --git a/lam/lib/tree.inc b/lam/lib/tree.inc
index 0a638e59..2841115e 100644
--- a/lam/lib/tree.inc
+++ b/lam/lib/tree.inc
@@ -1089,21 +1089,6 @@ function is_dn_attr( $attr_name )
 	return false;
 }
 
-/**
- * Checks if a string exists in an array, ignoring case.
- */
-function in_array_ignore_case( $needle, $haystack )
-{
-    if( ! is_array( $haystack ) )
-        return false;
-    if( ! is_string( $needle ) )
-        return false;
-    foreach( $haystack as $element )
-        if( is_string( $element ) && 0 == strcasecmp( $needle, $element ) )
-            return true;
-    return false;
-}
-
 function get_enc_type( $user_password )
 {
     /* Capture the stuff in the { } to determine if this is crypt, md5, etc. */