Mẫu 1:
<div class="copyright"> <link rel="stylesheet" type="text/css" media="screen"
href="http://boxstr.com/files/5866343_5okt5/giaodien2.css"/>
<link rel="stylesheet" type="text/css" media="screen"
href="http://boxstr.com/files/5865727_tewzc/14.css"/>
<link rel="stylesheet" type="text/css" media="screen"
href="http://boxstr.com/files/5866211_dgf1x/toan.css"/>
Mẫu 2:
<div class="copyright"><link rel="stylesheet" type="text/css" media="screen"
href="http://khanhtoan252001.webng.com/giaodien226.css"/> <link rel="stylesheet" type="text/css" media="screen" href="http://boxstr.com/files/5834969_lipz2/toan.css"/>
</div>
Mẫu 3:
<div class="copyright"> <link rel="stylesheet" type="text/css" media="screen"
href="http://boxstr.com/files/5870621_fncmp/giaodien23.css"/>
<link rel="stylesheet" type="text/css" media="screen"
href="http://boxstr.com/files/5869860_qhchv/toan.css"/>
<link rel="stylesheet" type="text/css" media="screen"
href="http://boxstr.com/files/5869928_iryfu/toanhinh.css"/>
Mẫu 4:
<div class="copyright">
<link rel="stylesheet" type="text/css" media="screen"
href="http://boxstr.com/files/5767943_pgqg1/thunghiem.css"/> <link rel="stylesheet" type="text/css" media="screen" href="http://khanhtoan252001.webng.com/khungvien.css
"/> <link rel="stylesheet" type="text/css" media="screen"
href="http://boxstr.com/files/5754363_lcalp/main7.css"/> <link rel="stylesheet"
type="text/css" media="screen" href="http://boxstr.com/files/5767667_jwwhu/menu.css"/>
</div>