private void jList1ValueChanged(javax.swing.event.ListSelectionEvent evt) {//GEN-FIRST:event_jList1ValueChanged
        // TODO add your handling code here:
        try{
                 switch (jList1.getSelectedIndex()){
                    case 0: OpenFile(1);break;      //loading a primary video
                    case 1: OpenFile(0); break;     //loading a secondary video
                    case 2: launchDialog(); break;  //creating a new hyperlink
                    default: 
                }
        }
        catch (FileNotFoundException ex) {
            Logger.getLogger(VAuthor.class.getName()).log(Level.SEVERE, null, ex);
        }
    }//GEN-LAST:event_jList1ValueChanged