Used to create document scanning modules within browsers, Dynamic Web TWAIN v10.1 supports JavaScript IntelliSense and 1D barcode reading. JavaScript IntelliSense provides auto-completion options for statements, and lists objects, functions, properties, and parameters available to programmer based on current code. With 1D barcode reader, user can read code 39 and code 128 type barcodes from scanned online images. Revised disk caching mechanism can handle batch scanning of thousands of documents.