assertEquals("sortable",
support.findStr(doc, "/html/body/table/thead/tr/td[1]/@class"));
assertEquals("a",
support.findStr(doc, "/html/body/table/thead/tr/td[1]/@id"));
assertEquals("a2",
support.findStr(doc, "/html/body/table/tbody/tr[1]/td[1]/@id"));
assertEquals("a3",
support.findStr(doc, "/html/body/table/tbody/tr[2]/td[1]/@id"));
assertEquals("a0",
support.findStr(doc, "/html/body/table/tbody/tr[3]/td[1]/@id"));
assertEquals("a1",