<div class="input-group date form_datetime" id="sform">
　　<input class="form-control data-form-start" type="text" placeholder="开始时间" name="start_time" id="start_time" readonly="true" value="" />
   <span class="input-group-addon"><span class="glyphicon glyphicon-calendar"></span></span>
</div>
<div class="input-group date form_datetime" id="eform">
 　　<input class="form-control data-form-start" type="text" placeholder="结束时间" name="end_time" id="end_time" readonly="true" value="" />
 　　<span class="input-group-addon"><span class="glyphicon glyphicon-calendar"></span></span>
</div>

$(".form_datetime").datetimepicker({
            format:‘yyyy/mm/dd‘,
            language:‘zh-CN‘,
            minView: "month",
            todayBtn:  1,
            autoclose: 1,
        })

$("#sform").datetimepicker({
            format:‘yyyy/mm/dd‘,
            language:‘zh-CN‘,
            minView: "month",
            todayBtn:  1,
            autoclose: 1,
        }).on(‘show‘, function (ev) {//在控件显示时就触发事件
            var etime = $("#end_time").val();//获取结束时间
            $("#sform").datetimepicker(‘setEndDate‘, etime);//给开始控件设置一个结束的日期。
        });
        $("#eform").datetimepicker({
            format:‘yyyy/mm/dd‘,
            language:‘zh-CN‘,
            minView: "month",
            todayBtn:  1,
            autoclose: 1,
        }).on(‘show‘, function (ev) {
            var stime = $("#start_time").val();
            $("#eform").datetimepicker(‘setStartDate‘, stime);//给结束控件设置一个开始日期
        });