diff --git a/UTILS/Slnkdwf/testexcel.js b/UTILS/Slnkdwf/testexcel.js
new file mode 100644
index 0000000000..5ef7c92078
--- /dev/null
+++ b/UTILS/Slnkdwf/testexcel.js
@@ -0,0 +1,68 @@
+oAbout = new ActiveXObject("SLNKXLSX.About");
+WScript.Echo(oAbout.DLLPath);
+WScript.Echo(oAbout.VersionString);
+
+var oExcel = new ActiveXObject("SLNKXLSX.Excel");
+
+var filename = "hello_world.xlsx"
+
+var oWb = oExcel.workbook_new(filename);
+var oWs = oWb.add_worksheet("Sheet1");
+
+oWb.set_property("author", "Jos Groot Lipman");
+oWb.set_property("title", "De titel");
+oWb.set_property("comments", "Created with Facilitor v{0}");
+
+oWs.write_string(7, 0, "DLLPath", 1);
+oWs.write_string(7, 1, oAbout.DLLPath);
+oWs.write_string(8, 0, "VersionString", 1);
+oWs.write_string(8, 1, oAbout.VersionString);
+
+
+oWs.write_string(0, 0, "Tekst met Euro €", 1);
+oWs.write_comment(0, 0, "Commentaar € met Euro");
+oWs.write_string(0, 1, "Number", 1);
+oWs.write_string(0, 2, "Currency", 1);
+oWs.write_string(0, 3, "Datum", 1);
+oWs.write_string(0, 4, "DatumTijd", 1);
+oWs.write_string(0, 5, "Tijd", 1);
+oWs.write_string(0, 6, "Datum 2", 1);
+oWs.write_string(0, 7, "Datum in 1966", 1);
+oWs.write_string(0, 8, "Datum in 2024", 1);
+
+oWs.write_string(1, 0, "Een tekst");
+oWs.write_number(1, 1, 5678);
+oWs.write_number(1, 2, 123.45, 1);
+oWs.write_unixtime(1, 3, new Date().getTime() / 1000, 0); // zonder tijdzone?
+oWs.write_unixtime(1, 4, new Date().getTime() / 1000, 1);
+oWs.write_unixtime(1, 5, new Date().getTime() / 1000, 2);
+oWs.write_vardate(1, 6, new Date().getVarDate(), 1); // met tijdzone
+oWs.write_vardate(2, 6, new Date().getVarDate(), 0); // date only
+oWs.write_vardate(3, 6, new Date().getVarDate(), 2); // time only
+var jos = new Date('July 28, 1966')
+//WScript.Echo(jos.getVarDate())
+oWs.write_vardate(1, 7, jos.getVarDate(), 0);
+oWs.write_unixtime(2, 7, jos.getTime() / 1000, 0);
+var jos = new Date('July 28, 2024')
+oWs.write_vardate(1, 8, jos.getVarDate(), 0);
+oWs.write_unixtime(2, 8, jos.getTime() / 1000, 0);
+var jos = new Date('July 28, 2121')
+oWs.write_vardate(1, 9, jos.getVarDate(), 0);
+oWs.write_unixtime(2, 9, jos.getTime() / 1000, 0);
+
+var len = oWs.write_string(3, 0, "29-11-2023 16:24"); // 157 moeten we ombouwen naar 15?
+//WScript.Echo("Lengte: " + len);
+oWs.set_column_width(0, len / 10, 1);
+var len = oWs.write_string(3, 1, "|||||||||||||||||||||||||||||||||||");
+//WScript.Echo("Lengte: " + len);
+oWs.set_column_width(1, len / 10, 1);
+var len = oWs.write_string(3, 2, "WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW");
+//WScript.Echo("Lengte: " + len);
+oWs.set_column_width(2, len / 10, 1);
+
+oWs.write_string(65536, 0, "Deze cell moet ook beschrijfbaar zijn");
+
+
+oWb.workbook_close();
+
+WScript.Echo(filename + " has been created")
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