1. A computer-implemented method for creating a graphical program which is an automation client, wherein the graphical program is operable to invoke a method of an object, wherein the method for creating the graphical program operates in a computer including a display screen and a user input device, wherein the object is exported by an automation server, the method for creating the graphical program comprising: receiving user input specifying an automation class; displaying on the screen an automation open node in response to user input, wherein said automation open node is operable to create an instance of said automation class, wherein said instance of said automation class is an object; displaying on the screen an automation invoke node in response to user input, wherein said automation invoke node is operable to invoke a method of said object; connecting said automation open node to said automation invoke node in response to user input, wherein said automation open node is operable to provide information on said object to said automation invoke node; wherein said automation invoke node receives said information on said object, wherein said automation invoke node is operable to invoke said method of said object during execution of said graphical program.