              filetype: '{$filetype}'
                },
                accept: {
                    extensions: '{$extensions}'
                },
                dnd: '#dndArea',
                paste: '#uploader',
                swf: GV.WEB_ROOT + GV.JS_ROOT + 'webuploader/Uploader.swf',
                chunked: true,//开启分片
                auto: true,
                chunkSize: {$chunk_size} * 1024,// 单位B
                compress: false,
                server: "{:url('user/Asset/webupload