add the politoscope logo

explorerjs.html

@@ -153,6 +153,13 @@
             </li>
             -->
 
+            <li><a href="http://www.politoscope.org" target="_blank"
+                  class="navbar-higher"
+                  title="Politoscope">
+                  <img src="libs/img2/politoscope_logo.jpg"
+                       style="width:65px; position:absolute; top:-60px; left:-70px; z-index:5; overflow:visible; background-color:white">
+            </a></li>
+
             <li>
                <a>
                 <button type="button" id="changetype" class="btn btn-success btn-sm">Change<br>Type</button>