!doctypehtmlpublic"-//w3c////en""w3./tr/xhtml1/dtd/xh"
htmlxmlns="w3./1999/xhtml"
head
ype"content="text/htrset=gb2312"/
title500-?/title
/head
body
h1?/h1
h2500-?/h2
h3??/h3
/body
/html
!doctypehtmlpublic"-//w3c////en""w3./tr/xhtml1/dtd/xh"
htmlxmlns="w3./1999/xhtml"
head
ype"content="text/htrset=gb2312"/
title500-?/title
/head
body
h1?/h1
h2500-?/h2
h3??/h3
/body
/html