/**
* @param parameters
*/
public WorkflowViewerPage(PageParameters parameters) {
super(parameters);
add(new WorkflowViewer("workflow_viewer", app.getWmUrlStr(),
parameters.getString("id"), WorkflowTaskViewerPage.class));
add(new Link("workflows_viewer_link"){
/* (non-Javadoc)
* @see org.apache.wicket.markup.html.link.Link#onClick()
*/