<select class="cat_dropdown" id="CAT_Custom_367958" name="CAT_Custom_367958">
<option value=" ">-- Please select --</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
</select>

<div class="amount" style="display: none;">150</div>

<input type="text" class="amount cat_textbox" id="Amount" name="Amount" />