$(window).bind("load", function () { $('.datetimepicker-minutes .table-condensed thead').each(function(){ $(this).html("<tr><th colspan=\"3\" style=\"width:100%; padding: 5px 50px\">Indique los minutos</th></tr>") }) $('.datetimepicker-hours .table-condensed thead').each(function(){ $(this).html("<tr><th colspan=\"3\" style=\"width:100%; padding: 5px 50px\">Indique una hora</th></tr>") }) });