<script src="jquery-1.10.1.js"></script>
    <tr>
        <th width="20%">选项 :</th>
        <td>
        <input type="button" id="addItem" value="添加选项" class="button" onclick="add_option()">

        <div id="option_list_1">
        <div><br> <input type="text"
            name="option[]" id="option1" size="40" require="true"
            id="opt1"/></div>
        <div><br>
        <input type="text"
            name="option[]" id="option2"  size="40"
            id="opt2" /></div>
        </div>    
        <div id="new_option"></div>
        </td>
    </tr>

<script language="javascript">
var i = 1;
function add_option() {
    //var i = 1;
    //alert(‘dd‘);
    var htmloptions = ‘‘;
    htmloptions += ‘<div id=‘+i+‘><span><br><input type="text" name="option[]" size="40" msg="111" value="" class="input-text"/><input type="button" value="222"  onclick="del(‘+i+‘)" class="button"/><br></span></div>‘;
    $(htmloptions).appendTo(‘#new_option‘); 
    var htmloptions = ‘‘;
    i = i+1;
}
function del(o){
 $("div [id=\‘"+o+"\‘]").remove();    
}

function load_file_list(id) {
    $.getJSON(‘?m=admin&c=category&a=public_tpl_file_list&style=‘+id+‘&module=vote&templates=vote_tp&name=vote_subject&pc_hash=‘+pc_hash, function(data){$(‘#show_template‘).html(data.vote_tp_template);});
}
</script>