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nachricht bei schließen des fensters oder neuladen

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ja
2021-11-05 16:12:19 +01:00
parent 935e21c077
commit c93022dd3c
3 changed files with 179 additions and 150 deletions
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13
Customers/CustomsAviso.aspx
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@@ -24,7 +24,16 @@
<link rel="stylesheet" type="text/css" href="../css/Dropdown.css"/>
<link rel="stylesheet" type="text/css" href="../css/Customers/MasterpageCustomers.css"/>
<link rel="stylesheet" type="text/css" href="../css/navbarsidebar2.css"/>
<link rel="stylesheet" type="text/css" href="../css/Customers/CustomsAVISO.css"/>
<link rel="stylesheet" type="text/css" href="../css/Customers/CustomsAVISO.css"/>
<script language='javascript'>
window.addEventListener('beforeunload', (event) => {
// Cancel the event as stated by the standard.
event.preventDefault();
// Chrome requires returnValue to be set.
event.returnValue = '';
});
</script>
</asp:Content>
<asp:Content ID="Content3" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server">
@@ -382,4 +391,6 @@
});
</script>
</asp:Content>