Methods for associating multi-lingual audio recordings with visual objects in a presentation system accessed by the Internet network wherein a plurality of visual objects such as charts or slides controlled by a third party in a server can be accessed by any user of the network. Each visual object being associated with an audio recording in any language selected amongst several predetermined languages. In an example embodiment, the method comprises the steps of calling the third party server by the user in charge of the audio recording associated with a visual object via the Public Switched Network, prompting the user on his telephone to enter his user ID; and transmitting by the keypad of the telephone the user ID including a first part defining a first language to be used for recording the recording, whereby displaying the visual object will be automatically synchronized with the audio recording.