2. A computer system permitting interoperation between first and second computers irrespective of hardware and/or operating system differences between the first and second computers, wherein: said first computer comprises: a first storage device storing a document written in hypertext markup language (HTML), said HTML document including an applet tag for invoking a Universal Client device and computer readable instructions for generating said Universal Client device; and a first communications device permitting said HTML document and said computer readable instructions for generating said Universal Client device to be downloaded to a second computer; and said second computer comprises: a second storage device storing computer readable instructions for permitting said second computer to utilize a World Wide Web browser providing a JAVA.TM. virtual machine; a second communications device permitting said second computer to receive said HTML document and said computer readable instructions for generating said Universal Client device provided by said first computer; and a processor for initializing and executing said Universal Client device on said second computer using said JAVA.TM. virtual machine to parse and process a script to thereby generate predetermined graphical user interface (GUI) objects and project said GUI objects on said second computer.
2. A computer system permitting interoperation between first and second computers irrespective of hardware and/or operating system differences between the first and second computers, wherein: said first computer comprises: a first storage device storing a document written in hypertext markup language (HTML), said HTML document including an applet tag for invoking a Universal Client device and computer readable instructions for generating said Universal Client device; and a first communications device permitting said HTML document and said computer readable instructions for generating said Universal Client device to be downloaded to a second computer; and said second computer comprises: a second storage device storing computer readable instructions for permitting said second computer to utilize a World Wide Web browser providing a JAVA.TM. virtual machine; a second communications device permitting said second computer to receive said HTML document and said computer readable instructions for generating said Universal Client device provided by said first computer; and a processor for initializing and executing said Universal Client device on said second computer using said JAVA.TM. virtual machine to parse and process a script to thereby generate predetermined graphical user interface (GUI) objects and project said GUI objects on said second computer. 5. The computer system as recited in claim 2, wherein said Universal Client device running on said second computer selectively modifies and replaces said predetermined GUI objects responsive to an incoming GUIScript message corresponding to changing parameters associated with said first computer.