diff --git a/chrono/manager/static/js/chrono.manager.js b/chrono/manager/static/js/chrono.manager.js
index 13c05f0e..86978425 100644
--- a/chrono/manager/static/js/chrono.manager.js
+++ b/chrono/manager/static/js/chrono.manager.js
@@ -15,4 +15,20 @@ $(function() {
     }
     return false;
   });
+
+  if (window.navigator.userAgent.indexOf('MSIE') > 0 || window.navigator.userAgent.match(/Trident.*rv\:11\./)) {
+    // IE doesn't support percentage units inside table cells so we have to go
+    // over all <div>s and convert the values to pixels.
+    var td_height = $('table.agenda-table tbody td').height();
+    $('table.agenda-table tbody td div').each(function(idx, elem) {
+      var parsed_height = $(elem).attr('style').match(/height: ([0-9]+)%/)[1];
+      $(elem).css('height', (parseInt(parsed_height) * td_height / 100) + 'px');
+      var parsed_top = $(elem).attr('style').match(/top: ([0-9]+)%/)[1];
+      $(elem).css('top', (parseInt(parsed_top) * td_height / 100) + 'px');
+      var parsed_min_height = $(elem).attr('style').match(/min-height: ([0-9]+)%/);
+      if (parsed_min_height) {
+        $(elem).css('min-height', (parseInt(parsed_min_height[1]) * td_height / 100) + 'px');
+      }
+    });
+  }
 });