-if (!@$_GET['popup'])
-{
- $js = "";
- if ($use_popup_windows)
- $js .= get_js_open_window(800, 500);
- if ($use_date_picker)
- $js .= get_js_date_picker();
- page(_($help_context = "Inventory Item Movement"), @$_GET['popup'], false, "", $js);
-}
+$js = "";
+if ($SysPrefs->use_popup_windows)
+ $js .= get_js_open_window(800, 500);
+if (user_use_date_picker())
+ $js .= get_js_date_picker();
+page(_($help_context = "Inventory Item Movement"), @$_GET['popup'], false, "", $js);