function time(){
        //开始时间id="start",结束时间id="end";
        var start = {
          elem: '#start',
          type:'date',
          min: '2000-09-10',
          max: '2333-09-20',
          show: true,
          closeStop: '#start'
 
        };
        var end = {
          elem: '#end',
          type:'date',
          min: '2000-09-10',
          max: '2333-09-20',
          show: true,
          closeStop: '#end'
        };
        lay('#start').on('click', function(e){
          if($('#end').val() != null && $('#end').val() != undefined && $('#end').val() != ''){
            start.max = $('#end').val();
          }
          laydate.render(start);
        });
        lay('#end').on('click', function(e){
          if($('#start').val() != null && $('#start').val() != undefined && $('#start').val() != ''){
            end.min = $('#start').val();
          }
          laydate.render(end);
        });
 
 
      }