add the magic <meta> tag for IE8+9

[dygraphs.git] / tests / callback.html
diff --git a/tests/callback.html b/tests/callback.html

index 81d5d45..cd55935 100644 (file)
--- a/tests/callback.html
+++ b/tests/callback.html
@@ -1,6 +1,7 @@
  <!DOCTYPE html>
  <html>
    <head>
+    <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9">
      <title>callbacks</title>
      <!--[if IE]>
      <script type="text/javascript" src="../excanvas.js"></script>