availableModulesList = new ModuleDragDropList(availableModel,
ModuleDragDropList.SOURCE);
availableModulesList.setCellRenderer(new PlugInRenderer(ttAvail));
availableModulesList.setPrototypeCellValue(protoLabel);
availableModulesList.setVisibleRowCount(20);
availableModulesList.addMouseListener(new PlugInDescriptionMouseListener(availableModulesList));
tssModulesList = new ModuleDragDropList(tssModel,
ModuleDragDropList.TARGET);
tssModulesList.setCellRenderer(new PlugInRenderer(ttStage));
tssModulesList.setPrototypeCellValue(protoLabel);