diff --git a/BeWoPlanerMobil/Views/Main/SingleSignaturePopupPartial.cshtml b/BeWoPlanerMobil/Views/Main/SingleSignaturePopupPartial.cshtml
index e6caca011..4a1d65db3 100644
--- a/BeWoPlanerMobil/Views/Main/SingleSignaturePopupPartial.cshtml
+++ b/BeWoPlanerMobil/Views/Main/SingleSignaturePopupPartial.cshtml
@@ -1,4 +1,5 @@
-@model BeWoPlanerMobil.Models.MainModel
+@using BeWoPlanerMobil.Util
+@model BeWoPlanerMobil.Models.MainModel
     
 <script type="text/javascript">
 	$(document).ready(() => {
@@ -86,15 +87,15 @@
 				closeButton.parentNode.replaceChild(closeButtonClone, closeButton);
 
 				function saveBtnListener(event) {
-					saveButtonEvent(serviceRecordOid);
+					singleSignatureSaveButtonEvent(serviceRecordOid);
 				}
 
 				function clearBtnListener(event) {
-					clearButtonEvent(signaturePad);
+					singleSignatureClearButtonEvent(signaturePad);
 				}
 
 				function closeBtnListener(event) {
-					cancelButtonEvent(signaturePad);
+					singleSignatureCloseButtonEvent(signaturePad);
 				}
 
 				saveButtonClone.addEventListener("click", saveBtnListener);
@@ -103,7 +104,7 @@
 			});
 	}
 
-	function saveButtonEvent(selectedServiceRecordOid) {
+    function singleSignatureSaveButtonEvent(selectedServiceRecordOid) {
 		const date = new Date();
 
 		const clonedCanvas = trimCanvas(cloneCanvas(document.getElementById("single-signature-sketch-pad")));
@@ -117,32 +118,53 @@
 
 		const formattedDate = getDateAndTimeAsString(date, true);
 
+		const form = $("<form>",
+			{
+				method: "post",
+				action: "@Url.Action("SaveSignature", "Main")"
+			});
+
+		form.append(
+			$("<input>",
+			{
+				type: "hidden",
+				name: "@FormCollectionConstants.ServiceRecordSignatureBlobKey",
+				value: dataUrl
+			})
+		);
+
+		form.append($("<input>",
+			{
+				type: "hidden",
+				name: "@FormCollectionConstants.ServiceRecordSignatureDateKey",
+				value: formattedDate
+			}));
+
+		form.append($("<input>",
+			{
+				type: "hidden",
+				name: "@FormCollectionConstants.ServiceRecordSignatureRecordOidKey",
+				value: selectedServiceRecordOid
+			}));
+
 		showSpinner();
 
-		$(`#sr-sig-blob-${selectedServiceRecordOid}`).val(dataUrl);
-		$(`#sr-sig-date-${selectedServiceRecordOid}`).val(formattedDate);
-		$(`#save-signature-form-${selectedServiceRecordOid}`).submit();
+		$("#sr-sg-container").append(form);
+
+        form.submit();
 
 		$("#single-signature-modal").modal("hide");
 	}
 
-	function cancelButtonEvent(signaturePad) {
+    function singleSignatureCloseButtonEvent(signaturePad) {
 		$("#single-signature-modal").modal("hide");
 
 		signaturePad.clear();
 
 		return;
-
-		@* Es wird schon ein Popup angezeigt. Deswegen kann kein zweites angezeigt werden. Das läge nämlich unter dem ersten Popup! *@
-		showMessagePopupWithCallback("Unterschrift", "Sind Sie sicher, dass Sie die Unterschrift nicht speichern möchten?",
-			() => {
-				$("#single-signature-modal").modal("hide");
-
-				signaturePad.clear();
-			}, false);
 	}
 
-	function clearButtonEvent(signaturePad) {
+    function singleSignatureClearButtonEvent(signaturePad) {
 		signaturePad.clear();
 	}
 </script>
@@ -167,6 +189,8 @@ else
 
 	var info = $"{nameAndDateOfBirth} | {supportConceptTimeSpan}";
 
+	<div id="sr-sg-container"></div>
+
 	<div id="single-signature-modal" class="modal" tabindex="-1" role="dialog" data-backdrop="static">
 		<div class="modal-dialog modal-xl" role="document">
 			<div class="modal-content">