for(int i = 0; i<allConcepts.length;i++){
concepts[i] = allConcepts[i].getUri();
}
Arrays.sort(concepts);
showConcept.setConcepts(concepts);
String uri = (String) showConcept.open();
if(uri != null){
try {
viewer.setGraph(controller.createGraphFromConcept(uri));
updateGraph();
} catch (ConceptNotFoundException e) {