private void buttonAbout_Click(object sender, RibbonControlEventArgs e)
 {
     Forms.FormAbout fo = new Forms.FormAbout();
     fo.ShowDialog();
 }
 public void buttonAbout_Click(Office.IRibbonControl control)
 {
     Forms.FormAbout fo = new Forms.FormAbout();
     fo.ShowDialog();
 }
 public void buttonAbout_Click(Office.IRibbonControl control)
 {
     Forms.FormAbout fo = new Forms.FormAbout();
     fo.ShowDialog();
 }
 private void buttonAbout_Click(object sender, RibbonControlEventArgs e)
 {
     Forms.FormAbout fo = new Forms.FormAbout();
     fo.ShowDialog();
 }