public void instantiateDiagram(){
if(m_DiagramType == ORGANIGRAM)
m_Diagram = new OrganizationDiagram(this, getGui(), m_xFrame);
if(m_DiagramType == VENNDIAGRAM)
m_Diagram = new VennDiagram(this, getGui(), m_xFrame);
if(m_DiagramType == PYRAMIDDIAGRAM)
m_Diagram = new PyramidDiagram(this, getGui(), m_xFrame);
if(m_DiagramType == CYCLEDIAGRAM)
m_Diagram = new CycleDiagram(this, getGui(), m_xFrame);
if(m_DiagramType == HORIZONTALORGANIGRAM)