[select]属性[Animal]

<select name="Animal" id="Animal">
  <option selected value="">==请选择==</option>
  <option value="鼠">鼠</option>
  <option value="牛">牛</option>
  <option value="虎">虎</option>
  <option value="兔">兔</option>
  <option value="龙">龙</option>
  <option value="蛇">蛇</option>
  <option value="马">马</option>
  <option value="羊">羊</option>
  <option value="猴">猴</option>
  <option value="鸡">鸡</option>
  <option value="狗">狗</option>
  <option value="猪">猪</option>
</select>

<select name="Animal" id="Animal">
  <option selected value="">==请选择==</option>
  <option value="鼠" <%if rs("Animal")="鼠" then response.write "selected"%> >鼠</option>
  <option value="牛" <%if rs("Animal")="牛" then response.write "selected"%> >牛</option>
  <option value="虎" <%if rs("Animal")="虎" then response.write "selected"%> >虎</option>
  <option value="兔" <%if rs("Animal")="兔" then response.write "selected"%> >兔</option>
  <option value="龙" <%if rs("Animal")="龙" then response.write "selected"%> >龙</option>
  <option value="蛇" <%if rs("Animal")="蛇" then response.write "selected"%> >蛇</option>
  <option value="马" <%if rs("Animal")="马" then response.write "selected"%> >马</option>
  <option value="羊" <%if rs("Animal")="羊" then response.write "selected"%> >羊</option>
  <option value="猴" <%if rs("Animal")="猴" then response.write "selected"%> >猴</option>
  <option value="鸡" <%if rs("Animal")="鸡" then response.write "selected"%> >鸡</option>
  <option value="狗" <%if rs("Animal")="狗" then response.write "selected"%> >狗</option>
  <option value="猪" <%if rs("Animal")="猪" then response.write "selected"%> >猪</option>
</select>

 建议用上面的，虽然用数字比较节省空间，但每次查询却要多查询一次

<select name="Animal" id="Animal">
  <option selected value="0">==请选择==</option>
  <option value="1">鼠</option>
  <option value="2">牛</option>
  <option value="3">虎</option>
  <option value="4">兔</option>
  <option value="5">龙</option>
  <option value="6">蛇</option>
  <option value="7">马</option>
  <option value="8">羊</option>
  <option value="9">猴</option>
  <option value="10">鸡</option>
  <option value="11">狗</option>
  <option value="12">猪</option>
</select>

<select name="Animal" id="Animal">
  <option selected value="0" <%if rs("Animal")="0" then response.write "selected"%> >==请选择==</option>
  <option value="1" <%if rs("Animal")="1" then response.write "selected"%> >鼠</option>
  <option value="2" <%if rs("Animal")="2" then response.write "selected"%> >牛</option>
  <option value="3" <%if rs("Animal")="3" then response.write "selected"%> >虎</option>
  <option value="4" <%if rs("Animal")="4" then response.write "selected"%> >兔</option>
  <option value="5" <%if rs("Animal")="5" then response.write "selected"%> >龙</option>
  <option value="6" <%if rs("Animal")="6" then response.write "selected"%> >蛇</option>
  <option value="7" <%if rs("Animal")="7" then response.write "selected"%> >马</option>
  <option value="8" <%if rs("Animal")="8" then response.write "selected"%> >羊</option>
  <option value="9" <%if rs("Animal")="9" then response.write "selected"%> >猴</option>
  <option value="10" <%if rs("Animal")="10" then response.write "selected"%> >鸡</option>
  <option value="11" <%if rs("Animal")="11" then response.write "selected"%> >狗</option>
  <option value="12" <%if rs("Animal")="12" then response.write "selected"%> >猪</option>
</select>