--- searchform.html4	2007-05-08 08:08:04.000000000 -0400
+++ searchform.xhtml	2007-05-08 08:17:57.000000000 -0400
@@ -1,5 +1,5 @@
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
-<html>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
 <title>Input size</title>
 </head>
