1. A method of executing on a station of a communication network a computer program represented in a markup language, comprising the following steps: reading a tag comprising the identification of an instruction; identifying an electronic address associated with said tag comprising the identification of an instruction; comparing said electronic address with the local address of said station; and if said electronic address is different from said local address, sending a request to a server station of the network corresponding to said electronic address for obtaining the execution of said instruction.