constraints.gridy++;
// Error description
textDescription = new HtmlPanel();
ucontext = new SimpleUserAgentContext();
rcontextDescription = new MWHtmlRendererContext(textDescription, ucontext);
textDescription.setPreferredSize(new Dimension(500, 100));
textDescription.setMinimumSize(new Dimension(200, 100));
// Parameters description
textParameters = new HtmlPanel();
rcontextParameters = new MWHtmlRendererContext(textParameters, ucontext);
textParameters.setPreferredSize(new Dimension(500, 100));
textParameters.setMinimumSize(new Dimension(200, 100));
// Split pane
JSplitPane splitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT);