Làm sao để sử dụng Mã HTML, Trả Lời Dùm

<!-- Search Google -->
<center>
<form method="get" action="http://www.google.com.vn/custom" target="google_window">
<table bgcolor="#cccccc">
<tr><td nowrap="nowrap" valign="top" align="left" height="32">
<a href="http://www.google.com/">
<img src="http://www.google.com/logos/Logo_25gry.gif" border="0" alt="Google" align="middle"></img></a>
<br/>
<label for="sbi" style="display: none">Nhập các thuật ngữ tìm kiếm của bạn</label>
<input type="text" name="q" size="31" maxlength="255" value="" id="sbi"></input>
</td></tr>
<tr><td valign="top" align="left">
<label for="sbb" style="display: none">Nộp mẫu đơn tìm kiếm</label>
<input type="submit" name="sa" value="Tìm kiếm" id="sbb"></input>
<input type="hidden" name="client" value="pub-6006434810287167"></input>
<input type="hidden" name="forid" value="1"></input>
<input type="hidden" name="channel" value="1553021857"></input>
<input type="hidden" name="ie" value="windows-1258"></input>
<input type="hidden" name="oe" value="windows-1258"></input>
<input type="hidden" name="cof" value=& quot;GALT:#008000;GL:1;DIV:#336699;VLC:663399;AH:center;BGC:CAF99B;LBGC:CC0000;A
LC:006699;LC:006699;T:FF6FCF;GFNT:CC0000;GIMP:CC0000;LH:68;LW:100;L:http://www.witeenclub.com/img9/03a889690337ad41.jpg;S:http://google.com.vn/;LP:1;FORID:1"></input>
<input type="hidden" name="hl" value="vi"></input>
</td></tr></table>
</form>
</center>
<!-- Search Google -->