X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=docs%2Findex.html;h=2a14b3c2a798fb8835b86ca5cdee6c54f2ce1dec;hb=25c2433d91c86b79fe8134e27ccb7f2140a63339;hp=c5917cedee136866367fd732a290d21bf8ce71d3;hpb=1b8d37e5804fb3ed2d8b3270e4a4a66b0a258e4d;p=dygraphs.git

diff --git a/docs/index.html b/docs/index.html
index c5917ce..2a14b3c 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -1,6 +1,7 @@
 <!DOCTYPE html>
 <html>
   <head>
+    <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9">
     <title>dygraphs JavaScript Visualization Library</title>
     <!--[if IE]>
       <script type="text/javascript" src="excanvas.js"></script>
@@ -360,21 +361,26 @@
 
       <p>The dygraphs library relies heavily on the HTML5 <code>&lt;canvas&gt;</code> tag, which Microsoft Internet Explorer did not traditionally support. To use Microsoft's native canvas implementation in IE9, you need to set an HTML5 doctype on your page:</p>
 
-      <pre>
-      &lt;!DOCTYPE html&gt; 
-      </pre>
+<pre>
+&lt;!DOCTYPE html&gt;
+</pre>
 
       <p>When IE9 is in HTML5 mode, dygraphs works just like in other modern browsers.</p>
 
-      <p>If you want to support previous versions of Internet Explorer (IE6&ndash;IE8), you'll need to include the <a href="http://code.google.com/p/explorercanvas/">excanvas</a> library, which emulates the <code>&lt;canvas&gt;</code> tag using VML. You can add excanvas by including this snippet:</p>
+      <p>If you want to support previous versions of Internet Explorer (IE6&ndash;IE8), you'll need to include the <a href="http://code.google.com/p/explorercanvas/">excanvas</a> library, which emulates the <code>&lt;canvas&gt;</code> tag using VML. You can add excanvas by including the following snippet:</p>
 
 <pre>
-&lt;head&gt;
-  &lt;!--[if IE]&gt;&lt;script src="excanvas.js"&gt;&lt;/script&gt;&lt;![endif]--&gt;
-&lt;/head&gt;
+&lt;!DOCTYPE html&gt; 
+&lt;html&gt;
+  &lt;head&gt;
+    &lt;meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9"&gt; 
+    &lt;!--[if IE]&gt;&lt;script src="path/to/excanvas.js"&gt;&lt;/script&gt;&lt;![endif]--&gt;
+  &lt;/head&gt;
 </pre>
 
-    <p>While this sounds like it would be slow, it works well in practice for most charts.</p>
+<p>(This is surprisingly tricky because the HTML5 doctype breaks excanvas in IE8. See <a href="https://groups.google.com/group/dygraphs-users/browse_thread/thread/c60709e04bc7fe5f#">this discussion</a> for details.)</p>
+
+    <p>While VML emulation sounds like it would be slow, it works well in practice for most charts.</p>
 
     <p>One common gotcha to look out for: make sure you don't have any trailing commas in parameter lists, e.g.</p>
 
