$( 'body' ).on( 'keyup', 'input[name=password], input[name=confirm_password]', function( event ) { var $form = $(this).closest('form'); if( ! $form.hasClass('uwp-login-form') ) { uwp_checkPasswordStrength( $('input[name=password]', $form), // First password field $('input[name=confirm_password]', $form), // Second password field $('#uwp-password-strength', $form), // Strength meter $('input[type=submit]', $form), // Submit button ['black', 'listed', 'word'] // Blacklisted words ); } } ); });