private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton5ActionPerformed
    isCaps = !isCaps;
    pressSystemKey(KeyEvent.VK_CAPS_LOCK);
    releaseSystemKey(KeyEvent.VK_CAPS_LOCK);
    //System.out.println(isCaps);
    if( isCaps==true ){
        jButton5.setBackground(Color.black);
        jButton5.setForeground(Color.white);
    }
    else{
        jButton5.setBackground(Color.white);
        jButton5.setForeground(Color.black);
    }
}//GEN-LAST:event_jButton5ActionPerformed