diff --git a/view/class.tx_feedit_editpanel.php b/view/class.tx_feedit_editpanel.php
index cc517bd..0653084 100644
--- a/view/class.tx_feedit_editpanel.php
+++ b/view/class.tx_feedit_editpanel.php
@@ -240,7 +240,7 @@ class tx_feedit_editpanel {
 				$out = $this->editPanelLinkWrap_doWrap($string, $adminURL . 'db_new.php?id=' . $rParts[1] . '&pagesOnly=1', $currentRecord);
 			} else {
 				if (!intval($nPid)) {
-					$nPid = t3lib_div::testInt($rParts[1]) ? -$rParts[1] : $GLOBALS['TSFE']->id;
+					$nPid = t3lib_utility_Math::canBeInterpretedAsInteger($rParts[1]) ? -$rParts[1] : $GLOBALS['TSFE']->id;
 				}
 				$out = $this->editPanelLinkWrap_doWrap($string, $adminURL . 'alt_doc.php?edit[' . $rParts[0] . '][' . $nPid . ']=new&noView=' . $nV, $currentRecord);
 			}