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-rw-r--r--includes/theme.inc6
1 files changed, 3 insertions, 3 deletions
diff --git a/includes/theme.inc b/includes/theme.inc
index 762885f86..6e2a69c2e 100644
--- a/includes/theme.inc
+++ b/includes/theme.inc
@@ -199,13 +199,13 @@ function _theme_build_registry($theme, $theme_engine) {
* An array of the currently available themes.
*/
function list_themes($refresh = FALSE) {
- static $list;
+ static $list = array();
if ($refresh) {
- unset($list);
+ $list = array();
}
- if (!$list) {
+ if (empty($list)) {
$list = array();
$result = db_query("SELECT * FROM {system} WHERE type = 'theme'");
while ($theme = db_fetch_object($result)) {