edit

src/Lib/Input.php

@@ -540,7 +540,7 @@ class Input
             $param['value'] = implode(',', $param['value']);
         }
 
-        $html .= '<script>function _linkage_' . $param['name'] . '(level){select_linkage(level, "' . $id . '","' . $param['option'] . '", "' . $param['name'] . '", "' . (isset($param['value']) ? $param['value'] : (isset($param['default']) ? $param['default'] : '')) . '", "' . (isset($param['valid']) ? $param['valid'] : '') . '", "' . $w . '", false, "'.$param['search_state'].'", "'.$level_param.'")};';
+        $html .= '<script>function linkage_' . $param['name'] . '(level){select_linkage(level, "' . $id . '","' . $param['option'] . '", "' . $param['name'] . '", "' . (isset($param['value']) ? $param['value'] : (isset($param['default']) ? $param['default'] : '')) . '", "' . (isset($param['valid']) ? $param['valid'] : '') . '", "' . $w . '", false, "'.$param['search_state'].'", "'.$level_param.'")};';
 
         $html .= '$(document).ready(function(){linkage_' . $param['name'] . '(' . $level . ')});</script>';