sitene göre düzenleyip kullanabilirsin.

Alıntı
<form method="get" action="http://www.google.com/custom">
<table bgcolor="#FFFFFF" cellspacing="0" cellpadding="0" border="0">
<tr>
<td><a href="http://www.google.com/custom/"><img src="http://www.google.com/logos/Logo_40wht.gif" border="0" alt="Google" align="absmiddle" /></a></td>
<td><input type="text" name="q" size="25" maxlength="255" value="" />
<input type="submit" name="btnG" value="Google Search" />
<input type="hidden" name="cof" value="GL:0;" />
<font size="-1">
<input type="hidden" name="domains" value="www.yourdomain.com" />
<br />
<input type="radio" name="sitesearch" value="" />
WWW
<input type="radio" name="sitesearch" value="www.yourdomain.com" checked />
www.yourdomain.com <br />
</font> </td>
</tr>
</table>
</form>