Because IE serializes the processing instruction, we can't just grab the

firstChild, we have to actually do a getElementsByTagNameNS to be 
cross-browser friendly.


git-svn-id: http://svn.openlayers.org/trunk/openlayers@5500 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

tests/Format/test_XML.html

@@ -81,9 +81,10 @@
         var expected = text.replace(/<\?.*\?>/, '')
         t.eq(expected, out,
              "correctly writes an XML DOM doc");
-
-        var out = format.write(doc.firstChild);
-        t.eq(expected, out,
+        var out = format.write(
+          format.getElementsByTagNameNS(doc,
+           "http://namespace.openlayers.org","root")[0]);
+        t.eq(out, expected,
              "correctly writes an XML DOM node");
     }