User Interface WAHID, WML[8], JavaServer Faces[20] PIMA [2] AUI[17], UIML [1], XSL/XSLT [24, 23] CGB [6] L ev el o f U I S pe ci fic at io n Concrete User Interface Visual C++, Visual Basic, JBuilder Table 1. A classification of interface development tools. Tools in italics are production quality. Figure 6 demonstrates the WAHID/E deployment of WordPad, a simple word processing application prov...