CSRF verification failed. Request aborted.

function getCookie(c_name){
    if (document.cookie.length > 0) {
        c_start = document.cookie.indexOf(c_name + "=");
        if (c_start != -1) {
            c_start = c_start + c_name.length + 1;
            c_end = document.cookie.indexOf(";", c_start);
            if (c_end == -1) c_end = document.cookie.length;
            return unescape(document.cookie.substring(c_start,c_end));
        }
    }
    return "";
}


$(function () {

    $.ajaxSetup({
        headers: { "X-CSRFToken": getCookie("csrftoken") }
    });
    
    $('#login_form').submit(function() {
        var options = {
          url: "/user_auth/",
          type: 'post',
          success: function(data) {
            var params=getUrlParams();
            if (!params.next){
             window.location='/index/'
            }else{
             window.location=params.next
            }
          },
          error: function(data) {
              alert("登录失败！");
          }
         };
         $(this).ajaxSubmit(options);
         return false;
      });
});

 Django在跨域时出现用Ajax提交数据时出现异常处理办法