diff --git a/misc/ext_bottom_line_test_data.py b/misc/ext_bottom_line_test_data.py
index 8c2609b47b3c7caba5537a5eedd2eb2b7c9981ab..628465fb25393f7b780187f1f51402d4b448c976 100755
--- a/misc/ext_bottom_line_test_data.py
+++ b/misc/ext_bottom_line_test_data.py
@@ -22,10 +22,15 @@
 #
 # ** end header
 
+import os
 import caosdb
 import random
+import wget
 
-
+filename = "small.webm"
+if not os.path.isfile(filename):
+    filename = wget.download("http://techslides.com/demos/sample-videos/small.webm")
+caosdb.configure_connection(ssl_insecure=True)
 
 # clean
 old = caosdb.execute_query("FIND Test*")
@@ -47,14 +52,19 @@ testdata = caosdb.Container()
 ## record with references
 refrec = caosdb.Record("TestPreviewRecord-references").add_parent("TestPreviewRecordType")
 testdata.append(refrec)
+
+video = caosdb.File(name="TestFile", file=filename, path="testfile.webm")
 for i in ["load-forever", "fall-back", "error", "success", "success-2"]:
     rec = caosdb.Record("TestPreviewRecord-{}".format(i)).add_parent("TestPreviewRecordType")
     testdata.append(rec)
     refrec.add_property("TestPreviewRecordType", rec)
 
+#testdate.append(image)
+testdata.append(video)
 
 
 testdata.insert();
 
+os.remove(filename)
 
 
diff --git a/src/core/js/ext_bottom_line.js b/src/core/js/ext_bottom_line.js
index 39c2f3b237a5cc33134df528c8d948915d6603d7..1de8525c01aa5f7a5426202fafbac3d836cf3848 100644
--- a/src/core/js/ext_bottom_line.js
+++ b/src/core/js/ext_bottom_line.js
@@ -86,7 +86,7 @@ var ext_bottom_line = function ($, logger, is_in_view_port, load_config, getEnti
     const _path_has_file_extension = function (entity, extensions) {
         const path = getEntityPath(entity);
         if (path) {
-            for (var ext in extensions) {
+            for (var ext of extensions) {
                 if(path.toLowerCase().endsWith(ext)) {
                     return true;
                 }
diff --git a/src/core/xsl/entity.xsl b/src/core/xsl/entity.xsl
index 2a4a803f95dd22f942d1f2d7ea9ee4b3303bf53a..7187c6b7d183b340a8eaee4cbdcead7ada44d433 100644
--- a/src/core/xsl/entity.xsl
+++ b/src/core/xsl/entity.xsl
@@ -181,15 +181,6 @@
             <xsl:apply-templates mode="entity-body" select="Property"/>
           </xsl:if>
         </ul>
-        <!-- Thumbnail -->
-        <xsl:if test="@path">
-          <xsl:call-template name="entity-body-thumbnail">
-            <xsl:with-param name="path" select="@path"/>
-          </xsl:call-template>
-          <xsl:call-template name="entity-body-video">
-            <xsl:with-param name="path" select="@path"/>
-          </xsl:call-template>
-        </xsl:if>
       </div>
       <!-- Annotations -->
       <xsl:call-template name="annotation-section">
@@ -198,38 +189,6 @@
       </xsl:call-template>
     </div>
   </xsl:template>
-  <!-- Thumbnails of images -->
-  <xsl:template name="entity-body-thumbnail">
-    <xsl:param name="path"/>
-    <xsl:if test="contains('.jpg.gif.png.svg',translate(substring($path, string-length($path) - 3), 'JPGIFNSV', 'jpgifnsv'))">
-      <div class="row">
-        <div class="col-sm-12">
-          <img class="entity-image-preview" style="max-width: 200px; max-height: 140px;">
-            <xsl:attribute name="src">
-              <xsl:value-of select="concat($filesystempath,$path)"/>
-            </xsl:attribute>
-          </img>
-        </div>
-      </div>
-    </xsl:if>
-  </xsl:template>
-  <!-- Video display -->
-  <xsl:template name="entity-body-video">
-    <xsl:param name="path"/>
-    <xsl:if test="contains('.mp4.mov.webm',translate(substring($path, string-length($path) - 3), 'MPOVWEB', 'mpovweb'))">
-      <div class="row">
-        <div class="col-sm-12">
-          <video controls="controls">
-            <source>
-              <xsl:attribute name="src">
-                <xsl:value-of select="concat($filesystempath,$path)"/>
-              </xsl:attribute>
-            </source>
-          </video>
-        </div>
-      </div>
-    </xsl:if>
-  </xsl:template>
   <!-- PROPERTIES -->
   <xsl:template match="Property" mode="entity-body">
     <li class="list-group-item caosdb-v-property-row caosdb-f-entity-property">