在首页怎么根据下拉框搜索产品页的产品,

<dd>

<select id="editable-select" > 

                          {php $field = dr_field_options('dbfs',0, 'product');}

  {loop $field $i $t}

    <option value="{$i}">{$t}</option> 

                          {/loop}

</select> 

</dd>

<dd>

<select id="editable-select1" > 

                          {php $field = dr_field_options('dbfs',0, 'product');}

  {loop $field $i $t}

    <option value="{$i}">{$t}</option> 

                          {/loop}

</select> 

</dd>

<dd>

<select id="editable-select2" > 

                          {php $field = dr_field_options('dbfs',0, 'product');}

  {loop $field $i $t}

    <option value="{$i}">{$t}</option> 

                          {/loop}

</select> 

</dd>

<p class="loan-btns"><button type="submit"><a class="search-b">搜索贷款</a></button></p>