สคริปตัวนี้ทำไมผมแก้เป็นดรอปดาว์แล้ว เวลาเลือกมันไม่บันทึกในเบสครับ

<div id="addAttachment">
										<input type="button" id="addAttachmentButton" value="<?php echo JText::_('K2_ADD_ATTACHMENT_FIELD'); ?>" />
										<i>(<?php echo JText::_('K2_MAX_UPLOAD_SIZE'); ?>: <?php echo ini_get('upload_max_filesize'); ?>)</i>&nbsp;&nbsp; <b><a href="http://convertonlinefree.com/PDFToTXTEN.aspx" target="new">Covert PDF To Text File Click</a></b></div>
									<div id="itemAttachments"></div>
									<?php if (count($this->K2PluginsItemAttachments)): ?>
									<div class="itemPlugins">
										<?php foreach($this->K2PluginsItemAttachments as $K2Plugin): ?>
										<?php if(!is_null($K2Plugin)): ?>
										<fieldset>
											<legend><?php echo $K2Plugin->name; ?></legend>
											<?php echo $K2Plugin->fields; ?>
										</fieldset>
										<?php endif; ?>
										<?php endforeach; ?>
									</div>

function addAttachment() {
    var div = $K2('<div/>', {
        style : 'border-top: 1px dotted #ccc; margin: 4px; padding: 10px;'
    }).appendTo($K2('#itemAttachments'));
    var input = $K2('<input/>', {
        name : 'attachment_file[]',
        type : 'file'
    }).appendTo(div);
    var label = $K2('<a/>', {
        href : 'index.php?option=com_k2&view=media&type=attachment&tmpl=component&fieldID=k2ActiveAttachment',
        'class' : 'k2AttachmentBrowseServer'
    }).html(K2Language[5]).appendTo(div);
    var input = $K2('<input/>', {
        name : 'attachment_existing_file[]',
        type : 'text'
    }).appendTo(div);
    var input = $K2('<input/>', {
        value : K2Language[0],
        type : 'button'
    }).appendTo(div);
    input.click(function() {
        $K2(this).parent().remove();
    });
    var br = $K2('<br/>').appendTo(div);
    var label = $K2('<label/>').html(K2Language[1]).appendTo(div);
    var input = $K2('<input/>', {
        name : 'attachment_title[]',
        type : 'text',
        'class' : 'linkTitle'
    }).appendTo(div);
    var br = $K2('<br/>').appendTo(div);
    var label = $K2('<label/>').html(K2Language[2]).appendTo(div);
    var textarea = $K2('<textarea/>', {
        name : 'attachment_title_attribute[]',
        cols : '30',
        rows : '3'
    }).appendTo(div);