Wordpress excerpt character count qtranslate compatible

wp_excerpt_char_count

/**
* excerpt char count
* qtranslate compatible
* just cut&paste in your functions.php
* author: http://somosf5.com
*/

function excerpt_count_js(){
  
  $languajes=array('es');
  $languajeActual ='';
  $excerptID='excerpt';
  $banderitasID='';
  if ( function_exists("qtrans_getSortedLanguages") ) {
    $languajes=qtrans_getSortedLanguages(true);
    $excerptID='qtrans_textarea_excerpt_';
    $banderitasID='qtrans_switcher_postexcerpt_';
  }
  
      $salida= '<script>jQuery(document).ready(function(){
      jQuery("#postexcerpt .inside p").before("<div style=\"color:#666;\"><small>Excerpt length: </small><input type=\"text\" value=\"0\" maxlength=\"3\" size=\"3\" id=\"excerpt_counter\" readonly=\"\" style=\"background:#fff;\"> <small>character(s).</small></div>");';
     
     foreach ($languajes as $key => $languajeActual) {
      $idExcerptFinal = $excerptID;
      if ($excerptID!=='excerpt'){
          $idExcerptFinal = $excerptID.$languajeActual;
      
        $salida.='
         jQuery("#'.$banderitasID.$languajeActual.'").click( function() {
           jQuery("#excerpt_counter").val(jQuery("#'.$idExcerptFinal.'").val().length);
          });
        ';
      }
       $salida.='jQuery("#excerpt_counter").val(jQuery("#'.$idExcerptFinal.'").val().length);
     
     jQuery("#'.$idExcerptFinal.'").keyup( function() {
          jQuery("#excerpt_counter").val(jQuery("#'.$idExcerptFinal.'").val().length);
      });';
     }
     

    $salida.='});</script>';
  echo $salida;
}
add_action( 'admin_head-post.php', 'excerpt_count_js');
add_action( 'admin_head-post-new.php', 'excerpt_count_js');