$(document).ready(function() { $('.main [href="?m=mysql&p=mysql_admin"]').addClass('btn btn-sm btn-primary'); $('.main [id="mysql_root_passwd"], .main [id="db_passwd"]').attr('type', 'password'); // reveal pass on focus, hide on leave $('.main [id="mysql_root_passwd"], .main [id="db_passwd"]').on("focus", function() { $(this).attr('type', 'text'); }).on("focusout", function() { $(this).attr('type', 'password'); }); });