Form defaults to logged-in user's name and email

When a logged in user wants to forward a page, his/her username & email should be entered as the default.

Line 39:
  global $base_url;

Change to:
  global $base_url, $user;

Lines 93 & 94:
      $forward_form  = form_textfield(t('Your Name'), 'yname', $yname, 30, '', NULL, NULL, TRUE);
      $forward_form .= form_textfield(t('Your Email'), 'yemail', $yemail, 30, '', NULL, NULL, TRUE);

Change to:
      $forward_form  = form_textfield(t('Your Name'), 'yname', $yname, 30, $user->name, NULL, NULL, TRUE);
      $forward_form .= form_textfield(t('Your Email'), 'yemail', $yemail, 30, $user->email, NULL, NULL, TRUE);

Lines 118 & 119:
    $forward_form  = form_textfield(t('Your Name'), 'yname', '', 30, '', NULL, NULL, TRUE);
    $forward_form .= form_textfield(t('Your Email'), 'yemail', '', 30, '', NULL, NULL, TRUE);

Change to:
    $forward_form  = form_textfield(t('Your Name'), 'yname', '', 30, $user->name, NULL, NULL, TRUE);
    $forward_form .= form_textfield(t('Your Email'), 'yemail', '', 30, $user->email, NULL, NULL, TRUE);