DeveWeb

ready i solvent the code

function sponsor_banner($post) {
  static $already_run = false;
  if (is_category('sociedad')) {
    if ( !$already_run) {
?>
<a href="http://www.domainsponsor.com/" target="_blank"><img src="/wordpress/wp-content/publicidad/usa.jpg" /></a>
<?php
      $already_run = true;
    }
  }
}
add_action('the_post', 'sponsor_banner');

thanksssss a lot Mike you are the Best.!! 🙂

but when I try to duplicate the code to add a another sponsor to another category gives me an error. how to duplicate the code and I do not throw error?

// Sponsor 1
function sponsor_banner($post) {
  static $already_run = false;
  if (is_category('ciencia')) {
    if ( !$already_run) {
?>
<a href="http://www.domain.com/" target="_blank"><img src="/wp-content/publicidad/usa.jpg" /></a>
<?php
      $already_run = true;
    }
  }
}
add_action('the_post', 'sponsor_banner');

// Sponsor 2
function sponsor_banner($post) {
  static $already_run = false;
  if (is_category('comunidad')) {
    if ( !$already_run) {
?>
<a href="http://www.domain.com/" target="_blank"><img src="/wp-content/publicidad/usa.jpg" /></a>
<?php
      $already_run = true;
    }
  }
}
add_action('the_post', 'sponsor_banner');