diff --git a/src/xsl/xrechnung-html.xsl b/src/xsl/xrechnung-html.xsl
index 8644016..b547c49 100644
--- a/src/xsl/xrechnung-html.xsl
+++ b/src/xsl/xrechnung-html.xsl
@@ -2170,7 +2170,7 @@
                 <xsl:value-of select="xrf:_('no-data')" />
             </xsl:when>
             <xsl:otherwise>
-                <a href="#{$doc-ref-id}" onClick="downloadData('{$doc-ref-id}', '{xr:Attached_document/@mime_code}', '{xr:Attached_document/@filename}')">
+                <a href="#{$doc-ref-id}" onclick="downloadData('{$doc-ref-id}', '{xr:Attached_document/@mime_code}', '{xr:Attached_document/@filename}', event)">
                     <xsl:value-of select="xrf:_('_open')" />
                 </a>    
             </xsl:otherwise>
diff --git a/src/xsl/xrechnung-viewer.js b/src/xsl/xrechnung-viewer.js
index ae5a305..133934a 100644
--- a/src/xsl/xrechnung-viewer.js
+++ b/src/xsl/xrechnung-viewer.js
@@ -57,7 +57,7 @@ function base64_to_binary(data) {
     return new Uint8Array(bytes);
 }
 
-function downloadData(element_id, mimetype, filename) {    
+function downloadData(element_id, mimetype, filename, e) {    
     var data_element = document.getElementById(element_id);  
     var text = data_element.innerHTML;
     var binary = base64_to_binary(text);
@@ -71,6 +71,10 @@ function downloadData(element_id, mimetype, filename) {
     } else {
         saveAs(blob, filename);       
     }
+    if (e) {
+        e.stopPropagation();
+        e.preventDefault();
+    }
 }