updating the benchmark graph and using a PNG instead of a GIF updated the

* benchmark.png index.html xml.html: updating the benchmark
  graph and using a PNG instead of a GIF
* xmlreader.c: updated the TODO
Daniel
diff --git a/doc/xml.html b/doc/xml.html
index a9476b3..a1060cb 100644
--- a/doc/xml.html
+++ b/doc/xml.html
@@ -113,9 +113,9 @@
 
 <p>Results of the <a
 href="http://xmlbench.sourceforge.net/results/benchmark/index.html">xmlbench
-benchmark</a> on sourceforge 8 February 2004 (smaller is better):</p>
+benchmark</a> on sourceforge February 2004 (smaller is better):</p>
 
-<p align="center"><img src="benchmark.gif"
+<p align="center"><img src="benchmark.png"
 alt="benchmark results for Expat Xerces libxml2 Oracle and Sun toolkits"></p>
 
 <p>Logo designed by <a href="mailto:liyanage@access.ch">Marc Liyanage</a>.</p>