Chosen
How to modify the data-placeholder value: using javascript ex:
<select data-placeholder="Para:" name="cd_aluno[]"id="cd_aluno" multiple class="chosen-select">
change the date-placeholder with js
CKEditor
How to disable ckeditor (disabled) textarea Ex:
<textarea id="editor1" class="form-control" name="email" rows="15"style="margin-top: 2px;"></textarea>
document.getElementById("editor1").disabled = true;