jquery上传插件fineuploader上传文件使用方法(jquery图片上传插件)

 <link href="http://fineuploader.com/source/fineuploader-3.9.1.min.css" rel="stylesheet" />
<script src="http://fineuploader.com/source/fineuploader-3.9.1.min.js"></script>
 

 var thumbnailuploader = new qq.FineUploader({
            element: $('#thumbnail-fine-uploader')[0],
            request: {
                endpoint: 'Uploadimg'
            },
            validation: {
                allowedExtensions: ['jpeg', 'jpg', 'gif', 'png']
            },
            callbacks: {
                onComplete: function (id, fileName, responseJSON) {
                    if (responseJSON.success) {
                        //alert(responseJSON.guidimg);
                        $('#logo').val(responseJSON.guidimg);
                        $('#thumbnail-fine-uploader').append('<img id="logoimg" style="width:200;hight:300px;"  src="' + responseJSON.imgurl + '" alt="' + responseJSON.guidimg + '">');
                    }
                }
            }
        });