<form id="b-search" name="b-search" action="http://blogsearch.google.com/" >
<input type="text" id="b-query" name="as_q" /><br />
<input type="hidden" name="ie" value="UTF-8" />
<input type="hidden" name="bl_url" value="http://www.huaidan.org/" / >
<input type="submit" name="Search" id="b-searchbtn" value="BlogSearchByGoogle" onclick="document.forms['b-search'].bl_url.value='http://www.huaidan.org/'" / >
</form >