1. A method of automatically transmitting images to a low display ability terminal, at least one of the images comprising at least one text zone having a character string, the method comprising the steps of: searching for text zones inside an image frame of an original image; recognizing each individual text zone comprising a single character string; assigning to each individual text zone a unique identifier; replacing each character string in the original image by its related unique identifier to obtain a modified image; and joining in an image entity the modified image and each character string preceded by its unique identifier forming a text zone in a presentation, wherein the text zone is located outside a further frame of the modified image, such that the modified image is displayed with a first enlargement coefficient and the text zones are displayed with at least one second enlargement coefficient different than that used for the modified image.