diff --git a/app/views/projects/invite_members.html.erb b/app/views/projects/invite_members.html.erb
index d30ecd8e4..97b36406e 100644
--- a/app/views/projects/invite_members.html.erb
+++ b/app/views/projects/invite_members.html.erb
@@ -1,4 +1,3 @@
-
 <div class="project_r_h">
   <h2 class="project_h2"><%= l(:label_invite_join) %></h2>
 </div>
@@ -68,5 +67,32 @@
             var text=$(label).text();
             $(label).attr("title",text);
         }
+
+        function nh_show_err_message(msg){
+            $("#RSide>.flash").remove();
+            $("#RSide").prepend('<div class="flash error" id="flash_error">'+msg+'</div>');
+        }
+        $('#new_membership').submit(function(){
+            var user_ischeck=false;
+            $("input[name='membership[user_ids][]']").each(function(){
+                if($(this).prop('checked')){
+                    user_ischeck=true;
+                }
+            });
+            if(user_ischeck==false){
+                nh_show_err_message('请选择用户！');
+                return false;
+            }
+            var role_ischeck=false;
+            $("input[name='membership[role_ids][]']").each(function(){
+                if($(this).prop('checked')){
+                    role_ischeck=true;
+                }
+            });
+            if(role_ischeck==false){
+                nh_show_err_message('请选择角色！');
+                return false;
+            }
+        });
     });
 </script>
\ No newline at end of file