自定义ie7的搜索引擎

<a Href="#" onClick="window.external.AddSearchProvider(&quot;http://localhost/dt_ie7_search.xml&quot;);">软件搜索</a>

<?xml version="1.0" encoding="UTF-8"?>
<OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/">
            <InputEncoding>GB2312</InputEncoding>
            <ShortName>dutoe软件搜索</ShortName>
            <Description>search provider</Description>

            <Url type="text/html"
                   template="http://www.dutoe.com/search.php?so={searchTerms}"/> 
</OpenSearchDescription>

注意xml是utf8编码的