1. Hiding and showing elements
$('#button_save_12').css('display', 'none'); // Hide button
$('#button_save_12').css('display', 'display'); // Show button
// Or take
$('#button_save_12').hide();
$('#button_save_12').show();
2. Set to disabled, read-only
$('#button_save_12').attr("disabled ", "disabled"); // Disable
$('#button_save_12').attr("disabled", "disabled"); // Undisable
3. Ligerui is disabled ").ligerComboBox({ width: '118', disabled: true }); // disable false is enable