如何禁止一个输入框输入
只读：<input type="text" name="input" class="txt bthday" readonly="readonly" value="" />
禁止读写：<input type="text" name="input" class="txt bthday" disabled="disabled" value="" />
只读：<input type="text" name="input" class="txt bthday" readonly="readonly" value="" />
禁止读写：<input type="text" name="input" class="txt bthday" disabled="disabled" value="" />
