// 限制时间
function getNextMonth(date) {
    var arr = date.split('/');  
    var year = arr[0]; 
    var month = arr[1]; 
    var day = arr[2];  
    var days = new Date(year, month, 0);  
    days = days.getDate(); 
    var year2 = year;  
    var month2 = parseInt(month) + 2;  
    if (month2 > 13) {  
        year2 = parseInt(year2) + 1;
        if (parseInt(month)==11) {
            month2 = 1;
        }else if (parseInt(month)==12) {
            month2 = 2;
        };
    }  
    var day2 = day;  
    var days2 = new Date(year2, month2, 0);  
    days2 = days2.getDate();  
    if (day2 > days2) {  
        day2 = days2;  
    }  
    if (month2 < 10) {  
        month2 = '0' + month2;  
    }
    var t2 = year2 + '/' + month2 + '/' + day2;  
    return t2;  
} 
var myDate = new Date;
var year = myDate.getFullYear(); 
var yue = myDate.getMonth()+1;
if (yue<10) {
    yue= '0' + yue; 
};

var time = year+'/'+yue+'/01';
var time_yxq= year+'/'+yue+'/01-'+getNextMonth(time);

$('.w-commonality').html('(有效期：'+time_yxq+')'); //制限时间

  var randomX = 200;
  var randomY = 600;
  var randvalue = parseInt(Math.random() * (randomX - randomY + 1) + randomY);

  $('.w-close').html('已有<i>'+randvalue+'</i>关注')