diff --git a/src/com/taobao/rigel/rap/account/bo/Notification.java b/src/com/taobao/rigel/rap/account/bo/Notification.java
index c637b63..28a5628 100644
--- a/src/com/taobao/rigel/rap/account/bo/Notification.java
+++ b/src/com/taobao/rigel/rap/account/bo/Notification.java
@@ -8,6 +8,7 @@
 public class Notification {
 	private long id;
 	private long userId;
+	private long targetUserId;
 	private short typeId;
 	private String param1;
 	private String param2;
@@ -15,6 +16,7 @@ public class Notification {
 	private Date createTime;
 	private boolean isRead;
 	
+	
 	public String getCreateTimeStr() {
 		PrettyTime p = new PrettyTime(new Locale("zh"));
 		return p.format(this.createTime);
@@ -93,6 +95,17 @@ public User getUser() {
 	public void setUser(User user) {
 		this.user = user;
 	}
+
+	private User targetUser;
+
+
+	public User getTargetUser() {
+		return targetUser;
+	}
+
+	public void setTargetUser(User targetUser) {
+		this.targetUser = targetUser;
+	}
 	
 
 
diff --git a/src/com/taobao/rigel/rap/account/dao/impl/AccountDaoImpl.java b/src/com/taobao/rigel/rap/account/dao/impl/AccountDaoImpl.java
index 37b9647..6e172d1 100644
--- a/src/com/taobao/rigel/rap/account/dao/impl/AccountDaoImpl.java
+++ b/src/com/taobao/rigel/rap/account/dao/impl/AccountDaoImpl.java
@@ -224,6 +224,7 @@ public void readNotificationList(long userId) {
 		getSession().createQuery(hql).setLong("userId", userId).executeUpdate();
 	}
 
+	@SuppressWarnings("unchecked")
 	@Override
 	public boolean notificationExists(Notification notification) {
 		String hql = "from Notification where user.id = :userId and typeId = :typeId and param1 = :param1";
@@ -232,8 +233,17 @@ public boolean notificationExists(Notification notification) {
 		query.setLong("userId", notification.getUser().getId())
 			.setShort("typeId", notification.getTypeId())
 			.setString("param1", notification.getParam1());
-		int size = query.list().size();
-		return size > 0;
+		List<Notification> list =(List<Notification>) query.list();
+		int size = list.size();
+		if (size > 0) {
+			for (Notification o : list) {
+				o.setCreateTime(new Date());
+				session.update(o);
+			}
+			return true;
+		} else {
+			return false;
+		}
 	}
 
 }
diff --git a/src/com/taobao/rigel/rap/account/mapping/Notification.hbm.xml b/src/com/taobao/rigel/rap/account/mapping/Notification.hbm.xml
index ef430c6..c123db2 100644
--- a/src/com/taobao/rigel/rap/account/mapping/Notification.hbm.xml
+++ b/src/com/taobao/rigel/rap/account/mapping/Notification.hbm.xml
@@ -3,28 +3,29 @@
 	"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
 	"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
 <hibernate-mapping package="com.taobao.rigel.rap.account.bo">
-  <class name="Notification" table="tb_notification">
-	  <id name="id" column="id">
-	  	<generator class="native" />
-	  </id>  
-      <property name="param1" />
-      <property name="param2" />
-      <property name="param3" />
-      	<property name="typeId" type="short">
+	<class name="Notification" table="tb_notification">
+		<id name="id" column="id">
+			<generator class="native" />
+		</id>
+		<property name="param1" />
+		<property name="param2" />
+		<property name="param3" />
+		<property name="typeId" type="short">
 			<column name="type_id" not-null="true">
 				<comment>项目相关ID</comment>
 			</column>
 		</property>
-			<property name="read" type="boolean">
+		<property name="read" type="boolean">
 			<column name="is_read" not-null="true">
 				<comment>项目相关ID</comment>
 			</column>
 		</property>
-      <property name="createTime" type="timestamp">
+		<property name="createTime" type="timestamp">
 			<column name="create_time" not-null="true">
 				<comment>创建时间</comment>
 			</column>
 		</property>
-      <many-to-one name="user" column="user_id" />
-  </class>
+		<many-to-one name="user" column="user_id" />
+		<many-to-one name="targetUser" column="target_user_id" />
+	</class>
 </hibernate-mapping>
diff --git a/src/com/taobao/rigel/rap/project/applicationContext.xml b/src/com/taobao/rigel/rap/project/applicationContext.xml
index 9809c75..45a1116 100644
--- a/src/com/taobao/rigel/rap/project/applicationContext.xml
+++ b/src/com/taobao/rigel/rap/project/applicationContext.xml
@@ -4,6 +4,7 @@
 	<bean id="projectMgr" class="com.taobao.rigel.rap.project.service.impl.ProjectMgrImpl">
 		<property name="projectDao" ref="projectDao" />
 		<property name="accountDao" ref="accountDao" />
+		<property name="accountMgr" ref="accountMgr" />
 		<property name="organizationDao" ref="organizationDao" />
 	</bean>
 	<bean id="projectDao" class="com.taobao.rigel.rap.project.dao.impl.ProjectDaoImpl" parent="baseDao" />
diff --git a/src/com/taobao/rigel/rap/project/bo/Project.java b/src/com/taobao/rigel/rap/project/bo/Project.java
index 68931e4..5cecb1b 100644
--- a/src/com/taobao/rigel/rap/project/bo/Project.java
+++ b/src/com/taobao/rigel/rap/project/bo/Project.java
@@ -471,10 +471,10 @@ public void removeParameter(int id, Session session) {
 		}
 	}
 
-	public void addMember(User user) {
+	public boolean addMember(User user) {
 		// if member added is the creator, ignore
 		if (user.getId() == getUser().getId())
-			return;
+			return false;
 		// if member already exists, ignore
 		boolean exist = false;
 		for (User item : getUserList()) {
@@ -482,10 +482,11 @@ public void addMember(User user) {
 				exist = true;
 			}
 		}
-		if (exist) return;
+		if (exist) return false;
 		// validation complete, add this user
 		getUserList().add(user);
 		user.getJoinedProjectList().add(this);
+		return true;
 	}
 
 	public void removeMember(User user) {
diff --git a/src/com/taobao/rigel/rap/project/service/impl/ProjectMgrImpl.java b/src/com/taobao/rigel/rap/project/service/impl/ProjectMgrImpl.java
index 98058bf..74eb4ea 100644
--- a/src/com/taobao/rigel/rap/project/service/impl/ProjectMgrImpl.java
+++ b/src/com/taobao/rigel/rap/project/service/impl/ProjectMgrImpl.java
@@ -5,8 +5,10 @@
 import java.util.List;
 import java.util.Set;
 
+import com.taobao.rigel.rap.account.bo.Notification;
 import com.taobao.rigel.rap.account.bo.User;
 import com.taobao.rigel.rap.account.dao.AccountDao;
+import com.taobao.rigel.rap.account.service.AccountMgr;
 import com.taobao.rigel.rap.common.ArrayUtils;
 import com.taobao.rigel.rap.organization.bo.Group;
 import com.taobao.rigel.rap.organization.dao.OrganizationDao;
@@ -22,6 +24,15 @@ public class ProjectMgrImpl implements ProjectMgr {
 
 	private ProjectDao projectDao;
 	private OrganizationDao organizationDao;
+	private AccountMgr accountMgr;
+
+	public AccountMgr getAccountMgr() {
+		return accountMgr;
+	}
+
+	public void setAccountMgr(AccountMgr accountMgr) {
+		this.accountMgr = accountMgr;
+	}
 
 	public OrganizationDao getOrganizationDao() {
 		return organizationDao;
@@ -108,7 +119,16 @@ public int updateProject(Project outerProject) {
 			for (String account : outerProject.getMemberAccountList()) {
 				User user = accountDao.getUser(account);
 				if (user != null) {
-					project.addMember(user);
+					boolean addSuccess = project.addMember(user);
+					if (addSuccess) {
+						Notification o = new Notification();
+						o.setTypeId((short)2);
+						o.setTargetUser(outerProject.getUser());
+						o.setUser(user);
+						o.setParam1(new Integer(outerProject.getId()).toString());
+						o.setParam2(outerProject.getName());
+						accountMgr.addNotification(o);
+					}
 				}
 			}
 
diff --git a/src/com/taobao/rigel/rap/project/web/action/ProjectAction.java b/src/com/taobao/rigel/rap/project/web/action/ProjectAction.java
index 923e662..f83f6bd 100644
--- a/src/com/taobao/rigel/rap/project/web/action/ProjectAction.java
+++ b/src/com/taobao/rigel/rap/project/web/action/ProjectAction.java
@@ -326,7 +326,7 @@ public String update() {
 		project.setId(getId());
 		project.setIntroduction(getDesc());
 		project.setName(getName());
-
+		project.setUser(getCurUser());
 		List<String> memberAccountList = new ArrayList<String>();
 		String[] list = getAccounts().split(",");
 		// format: mashengbo(大灰狼堡森), linpanhui(林攀辉),
diff --git a/src/com/taobao/rigel/rap/workspace/web/action/WorkspaceAction.java b/src/com/taobao/rigel/rap/workspace/web/action/WorkspaceAction.java
index 31a416e..b7dd4b3 100644
--- a/src/com/taobao/rigel/rap/workspace/web/action/WorkspaceAction.java
+++ b/src/com/taobao/rigel/rap/workspace/web/action/WorkspaceAction.java
@@ -379,13 +379,24 @@ public String checkIn() throws Exception {
 		
 		
 		// notification for doc change
+		for (User user : project.getUserList()) {
+			Notification notification = new Notification();
+			notification.setParam1(new Integer(id).toString());
+			notification.setParam2(project.getName());
+			notification.setTypeId((short)1);
+			notification.setTargetUser(getCurUser());
+			notification.setUser(user);
+			getAccountMgr().addNotification(notification);
+		}
+
 		Notification notification = new Notification();
 		notification.setParam1(new Integer(id).toString());
 		notification.setParam2(project.getName());
 		notification.setTypeId((short)1);
-		notification.setUser(getCurUser());
+		notification.setTargetUser(getCurUser());
+		notification.setUser(project.getUser());
 		getAccountMgr().addNotification(notification);
-
+		
 		// generate one check-in of VSS mode submit
 		CheckIn checkIn = new CheckIn();
 		checkIn.setCreateDate(new Date());
diff --git a/src/database/create-table.sql b/src/database/create-table.sql
index 5d5cbbd..a574a60 100644
--- a/src/database/create-table.sql
+++ b/src/database/create-table.sql
@@ -329,10 +329,11 @@ CREATE TABLE tb_notification
 (
 	id int(10) AUTO_INCREMENT NOT NULL
 		PRIMARY KEY,
-	user_id int(10) NOT NULL,
-	type_id smallint NOT NULL, -- 1-project, 
-	param1 varchar(128) NULL,  -- 对应operator
-	param2 varchar(128) NULL,
+	user_id int(10) NOT NULL,      -- 接受通知的用户id
+	target_user_id int(10) NOT NULL, -- 上下文用户id
+	type_id smallint NOT NULL, -- 1-文档修改,2-被加入新项目
+	param1 varchar(128) NULL,  -- 1,2-项目id
+	param2 varchar(128) NULL,  -- 1,2-项目名称
 	param3 text NULL,
 	create_time timestamp NOT NULL
 		DEFAULT now(),
@@ -340,7 +341,8 @@ CREATE TABLE tb_notification
 	is_read smallint NOT NULL
 		DEFAULT 0,
 	
-	FOREIGN KEY(user_id) REFERENCES tb_user(id)
+	FOREIGN KEY(user_id) REFERENCES tb_user(id),
+	FOREIGN KEY(target_user_id) REFERENCES tb_user(id)
 )ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
 CREATE TABLE tb_corporation
diff --git a/src/database/update.v0.9.sql b/src/database/update.v0.9.sql
index 4a115da..03a8bad 100644
--- a/src/database/update.v0.9.sql
+++ b/src/database/update.v0.9.sql
@@ -23,4 +23,9 @@ CREATE TABLE tb_notification
 		DEFAULT 0,
 	
 	FOREIGN KEY(user_id) REFERENCES tb_user(id)
-)ENGINE=InnoDB DEFAULT CHARSET=utf8;
\ No newline at end of file
+)ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
+
+-- add target_user_id
+ALTER TABLE tb_notification
+ADD COLUMN target_user_id int(10) NOT NULL