Additional parameters allow the upload to be restricted by size or to images only, and for images to be scaled.Additional parameters allow the upload to be restricted by size or to images only, and for images to be scaled. Additional parameters allow the upload to be restricted by size or to images only, and for images to be scaled. Additional parameters allow the upload to be restricted by size or to images only, and for images to be scaled. Additional parameters allow the upload to be restricted by size or to images only, and for images to be scaled. Additional parameters allow the upload to be restricted by size or to images only, and for images to be scaled. Additional parameters allow the upload to be restricted by size or to images only, and for images to be scaled.Additional parameters allow the upload to be restricted by size or to images only, and for images to be scaled. Additional parameters allow the upload to be restricted by size or to images only, and for images to be scaled. Additional parameters allow the upload to be restricted by size or to images only, and for images to be scaled. Additional parameters allow the upload to be restricted by size or to images only,