$("#reg_submit").click(function () {
       var data = new FormData();     var username = $("#id_username").val();     var password = $("#id_password").val();     var re_password = $("#id_re_password").val();     var phone = $("#id_phone").val();     var email = $("#id_email").val();     var avatar = document.getElementById("id_avatar").files[0];     data.append("username",username);     data.append("password",password);     data.append("re_password",re_password);     data.append("phone",phone);     data.append("email",email);     data.append("avatar",avatar);     data.append("csrfmiddlewaretoken",$("[name=csrfmiddlewaretoken]").val());     $.ajax({
           url:"/register/",         type:"POST",         data:data,         dataType:"JSON",         processData:false,         contentType:false,         success:function (data) {
               if(data.status) {
                   location.href = "/login/";             }             else {
                   $.each(data.msg,function (k,v) {
                       $("#id_" + k).next().text(v).parent().parent().addClass("has-error")                 })             }         }     }) });