Service method and system for transmitting a facsimile massage

PURPOSE: A method for providing a fax transmission service on a web site and a system for the same are provided to transmit and receive facsimile data on a web site by using internet. CONSTITUTION: A user's computer(11) is connected with a web server(21) of a service supply system by the Internet(10). Fax information and fax contents are inputted in a fax site of the web server(21). A fax service is confirmed and the fax information and fax contents are transmitted to the fax server(22). The fax server(22) receives the fax information and fax contents. The transmitted fax contents are converted to fax video data. A fax number is searched from the fax information in order to transmit the converted fax video data. A fax service to a receiving fax(41) is performed by connecting automatically a modem with a PSTN(Public Switched Telephone Network)(20).