Method and syetem for interworking plurality of applications

The present invention relates to a method and a system for interlocking a plurality of applications by a menu that is dynamically configured by the application for use in a portable terminal apparatus, and more particularly, with a menu of applications dealing with the current user in the portable terminal device to be dynamically configured according to the applications that are installed on the type of data terminal device and relates to a method for application interlock for use in association with two or more applications and the system. Application interworking method according to the invention by a user at the activation state of maintaining a handler table (handler table) that includes data type information, function information and calling information associated with each application installed in portable terminal equipment, a first application the method comprising: receiving input information for the menu key of the portable terminal device, in response to receiving the input information, or is processed by the first application wherein the at least one function information associated with data type information of the required data extracting from the handler table, the method comprising: dynamically generating a menu including at least one feature information on the extracted presented to the user, the method comprising: receiving selection information on particular function information among the presented menu from the user, and the handler table The crude is characterized in that it comprises the step of identifying the selected call information associated with a particular feature information, and execute the second application on the basis of the identified calling information. Application integration, dynamic menus, function information, call information