added a note about the images in the toolbar

fabpot · fabpot · commit a90092ca22b3 · 2010-11-23T13:32:34.000+01:00
diff --git a/guides/internals/profiler.rst b/guides/internals/profiler.rst
@@ -448,6 +448,13 @@ profiler.
 
 All blocks have access to the ``collector`` object.
 
+.. tip::
+
+    Built-in templates use a base64 encoded image for the toolbar (``<img
+    src="src="data:image/png;base64,..."``). You can easily calculate the
+    base64 value for an image with this little script: ``echo
+    base64_encode(file_get_contents($_SERVER['argv'][1]));``.
+
 To enable the template, add a ``template`` attribute to the ``data_collector``
 tag in your configuration:
 
