<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript" src="js/jquery.zclip.min.js"></script>

$(function(){
    $('#copy_input').zclip({
        path: 'js/ZeroClipboard.swf',
        copy: function(){//復制內容
            return $('#mytext').val();
        },
        afterCopy: function(){//復制成功
            $("<span id='msg'/>").insertAfter($('#copy_input')).text('復制成功');
        }
    });
});

copy: function(){
    return $('#mytext').val();
}

copy: $('#mytext').text();