(57) It is equipped clip in more than one file that defines the (navigation for visual aid that is generated locally) guide character (70, 72, 74), a virtual environment guide character (64) [summary] virtual environment browser give advance queue on the effect of the input command is generated in the generation of the image, so as to follow the user input (80) a navigation command. Virtual environment data is supplied from the remote source (62), include an indication of walking in (78), it detects the instruction, the preferred navigation mode of the environment, appropriate guides browser (64) such flight or I automatically select a character. Means for rendering sparingly guide or character (84) scaling means to adapt to the scale of the virtual environment character guide is also provided.
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