anchor.diff:      <div class="modal-content">
         <div class="modal-header">
           <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
  -        <h4 class="modal-title"><span class="glyphicon glyphicon-warning-sign"></span> Lista de Correos</h4>
  +        <h4 class="modal-title"><span class="glyphicon glyphicon-warning-sign"></span> Lista de Correos (Copiados al portapeles)</h4>
         </div>
         <div class="modal-body">
         </div>
  
positive.code:               "data": [ { "name": "data", "value": sData }],
                "dataType": "json",
                "type": "GET",
                "cache": false
              })).then(function(data) {
                var modal = $('#myModal');
                if (data.length == 0) {
                  data = "No hay correos por mostrar. Asegurese de seleccionar los grupos";
  
negative.code:           "sButtonText": "Ver lista de correos (grupos seleccionados)",
            "oSelectorOpts": { filter: 'applied', order: 'current' },
            "sAjaxUrl": "/mails_user_groups.json",
            "sAction": "flash_copy",
            "fnClick": function( nButton, oConfig, flash) {
              var sData = [];
              var self = this;
              var f = flash;
              $( "input:checkbox:checked" ).each(function(i,item){
                sData.push($(item).val());
              });
  