日期的js插件DatePicker
官网:http://my97.net/dp/index.asp
百度网盘:http://pan.baidu.com/s/1c20y7uC
只显示月份
<input name="costMonth" class="form-control" style="width: 110px;" placeholder="缴纳月份" value="" type="text" onfocus="WdatePicker({onpicked:function(dp){searchData();},dateFmt:'yyyyMM',readOnly:true})" readonly="">