<filter name="search" module="sboard">
  <form>
    <node target="search_target" required="true" />
    <node target="search_keyword" minlegnth="2" maxlength="40" required="true" />
  </form>
  <parameter>
    <param name="mid" target="mid" />
    <param name="search_target" target="search_target" />
    <param name="search_keyword" target="search_keyword" />
  </parameter>
  <response callback_func="completeSearch">
    <tag name="error" />
    <tag name="message" />
  </response>
</filter>
