fixing syntax error

diff --git a/index.php b/index.php
index 8bf87c6..98fba17 100644 (file)
--- a/index.php
+++ b/index.php
@@ -484,7 +484,7 @@ function michsci_get_terms_dropdown($cat_id)
     if($cat_id){
         $cats_child = get_term_children($cat_id, $taxonomyName);
         foreach($cats_child as $cat){
-            echo $cat + " ";
+            echo $cat . " ";
          $output ="<select id='categoryDropdown' name=\"" . MICHSCI_CATEGORY_NAME . "\"><option value=\"\">Select " . MICHSCI_CATEGORY_SINGLE . "</option>";
         $main = get_term($cat_id, MICHSCI_CATEGORY_NAME);
           $output .= '<option value="' . $cat . '"';