11. An operating method for a computer comprising steps for: (a) storing a document written in hypertext markup language (HTML), said HTML document including an applet tag for invoking a Universal Client device. (b) storing computer readable first instructions for generating said Universal Client device; (c) storing computer readable second instructions for permitting said computer to utilize a virtual machine; and (d) executing said Universal Client device on said computer using said virtual machine to thereby generate predetermined graphical user interface (GUI) objects and display said GUI objects on said computer responsible to a GUIScript.
11. An operating method for a computer comprising steps for: (a) storing a document written in hypertext markup language (HTML), said HTML document including an applet tag for invoking a Universal Client device. (b) storing computer readable first instructions for generating said Universal Client device; (c) storing computer readable second instructions for permitting said computer to utilize a virtual machine; and (d) executing said Universal Client device on said computer using said virtual machine to thereby generate predetermined graphical user interface (GUI) objects and display said GUI objects on said computer responsible to a GUIScript. 14. The operating method for the computer as recited in claim 11, further comprising steps for: (g) storing said predetermined GUI objects; and (h) generating a script defining interaction between said predetermined GUI objects and said Universal Client device; wherein: said steps (g) and (h) are performed prior to performance of said step (d); and said Universal Client device interacts with said predetermined GUI objects responsive to a script during performance of said step (d).