diff --git a/gogs.go b/gogs.go
index e239737e2..7bbcd803e 100644
--- a/gogs.go
+++ b/gogs.go
@@ -19,7 +19,7 @@ import (
 // Test that go1.1 tag above is included in builds. main.go refers to this definition.
 const go11tag = true
 
-const APP_VER = "0.0.1.0307"
+const APP_VER = "0.0.2.0307"
 
 func init() {
 	runtime.GOMAXPROCS(runtime.NumCPU())
diff --git a/models/repo.go b/models/repo.go
index 6fc590566..04e8c75c1 100644
--- a/models/repo.go
+++ b/models/repo.go
@@ -48,9 +48,7 @@ func IsRepositoryExist(user *User, reposName string) (bool, error) {
 	return s.IsDir(), nil
 }
 
-//
-// create a repository for a user or orgnaziation
-//
+// CreateRepository creates a repository for given user or orgnaziation.
 func CreateRepository(user *User, reposName string) (*Repo, error) {
 	f := RepoPath(user.Name, reposName)
 	_, err := git.InitRepository(f, true)
diff --git a/models/user.go b/models/user.go
index a1ec293a7..36cdfc8a4 100644
--- a/models/user.go
+++ b/models/user.go
@@ -190,6 +190,23 @@ func GetUserById(id int64) (*User, error) {
 	return user, nil
 }
 
+func GetUserByName(name string) (*User, error) {
+	if len(name) == 0 {
+		return nil, ErrUserNotExist
+	}
+	user := &User{
+		LowerName: strings.ToLower(name),
+	}
+	has, err := orm.Get(user)
+	if err != nil {
+		return nil, err
+	}
+	if !has {
+		return nil, ErrUserNotExist
+	}
+	return user, nil
+}
+
 // LoginUserPlain validates user by raw user name and password.
 func LoginUserPlain(name, passwd string) (*User, error) {
 	user := User{LowerName: strings.ToLower(name), Passwd: passwd}
diff --git a/modules/auth/user.go b/modules/auth/user.go
index 3a793f453..e25593b73 100644
--- a/modules/auth/user.go
+++ b/modules/auth/user.go
@@ -69,7 +69,7 @@ func SignInRequire(redirect bool) martini.Handler {
 		data["IsSigned"] = true
 		data["SignedUserId"] = SignedInId(session)
 		data["SignedUserName"] = SignedInName(session)
-		data["Avatar"] = SignedInUser(session).Avatar
+		data["SignedAvatar"] = SignedInUser(session).Avatar
 	}
 }
 
diff --git a/routers/repo/repo.go b/routers/repo/repo.go
index c34c33d74..6ff949b90 100644
--- a/routers/repo/repo.go
+++ b/routers/repo/repo.go
@@ -15,17 +15,14 @@ import (
 	"github.com/gogits/gogs/models"
 	"github.com/gogits/gogs/modules/auth"
 	"github.com/gogits/gogs/modules/base"
+	"github.com/gogits/gogs/utils/log"
 )
 
 func Create(req *http.Request, r render.Render, data base.TmplData, session sessions.Session) {
 	data["Title"] = "Create repository"
 
 	if req.Method == "GET" {
-		r.HTML(200, "repo/create", map[string]interface{}{
-			"UserName": auth.SignedInName(session),
-			"UserId":   auth.SignedInId(session),
-			"IsSigned": auth.IsSignedIn(session),
-		})
+		r.HTML(200, "repo/create", data)
 		return
 	}
 
@@ -42,56 +39,49 @@ func Create(req *http.Request, r render.Render, data base.TmplData, session sess
 			_, err = models.CreateRepository(u, req.FormValue("name"))
 		}
 		if err == nil {
-			r.HTML(200, "repo/created", map[string]interface{}{
-				"RepoName": u.Name + "/" + req.FormValue("name"),
-				"IsSigned": auth.IsSignedIn(session),
-			})
+			data["RepoName"] = u.Name + "/" + req.FormValue("name")
+			r.HTML(200, "repo/created", data)
 			return
 		}
 	}
 
 	if err != nil {
-		r.HTML(200, "base/error", map[string]interface{}{
-			"Error":    fmt.Sprintf("%v", err),
-			"IsSigned": auth.IsSignedIn(session),
-		})
+		data["ErrorMsg"] = err
+		log.Error("repo.Create: %v", err)
+		r.HTML(200, "base/error", data)
 	}
 }
 
-func Delete(req *http.Request, r render.Render, session sessions.Session) {
+func Delete(req *http.Request, r render.Render, data base.TmplData, session sessions.Session) {
+	data["Title"] = "Delete repository"
+
 	if req.Method == "GET" {
-		r.HTML(200, "repo/delete", map[string]interface{}{
-			"Title":    "Delete repository",
-			"IsSigned": auth.IsSignedIn(session),
-		})
+		r.HTML(200, "repo/delete", data)
 		return
 	}
 
 	u := &models.User{}
 	err := models.DeleteRepository(u, "")
 	if err != nil {
-		r.HTML(200, "base/error", map[string]interface{}{
-			"Error":    fmt.Sprintf("%v", err),
-			"IsSigned": auth.IsSignedIn(session),
-		})
+		data["ErrorMsg"] = err
+		log.Error("repo.Delete: %v", err)
+		r.HTML(200, "base/error", data)
 	}
 }
 
-func List(req *http.Request, r render.Render, session sessions.Session) {
+func List(req *http.Request, r render.Render, data base.TmplData, session sessions.Session) {
+	data["Title"] = "Repositories"
+
 	u := auth.SignedInUser(session)
 	repos, err := models.GetRepositories(u)
 	fmt.Println("repos", repos)
 	if err != nil {
-		r.HTML(200, "base/error", map[string]interface{}{
-			"Error":    fmt.Sprintf("%v", err),
-			"IsSigned": auth.IsSignedIn(session),
-		})
+		data["ErrorMsg"] = err
+		log.Error("repo.List: %v", err)
+		r.HTML(200, "base/error", data)
 		return
 	}
 
-	r.HTML(200, "repo/list", map[string]interface{}{
-		"Title":    "repositories",
-		"Repos":    repos,
-		"IsSigned": auth.IsSignedIn(session),
-	})
+	data["Repos"] = repos
+	r.HTML(200, "repo/list", data)
 }
diff --git a/routers/user/ssh.go b/routers/user/ssh.go
index c928407d4..658975352 100644
--- a/routers/user/ssh.go
+++ b/routers/user/ssh.go
@@ -5,7 +5,6 @@
 package user
 
 import (
-	"fmt"
 	"net/http"
 
 	"github.com/martini-contrib/render"
@@ -13,14 +12,15 @@ import (
 
 	"github.com/gogits/gogs/models"
 	"github.com/gogits/gogs/modules/auth"
+	"github.com/gogits/gogs/modules/base"
+	"github.com/gogits/gogs/utils/log"
 )
 
-func AddPublicKey(req *http.Request, r render.Render, session sessions.Session) {
+func AddPublicKey(req *http.Request, data base.TmplData, r render.Render, session sessions.Session) {
+	data["Title"] = "Add Public Key"
+
 	if req.Method == "GET" {
-		r.HTML(200, "user/publickey_add", map[string]interface{}{
-			"Title":    "Add Public Key",
-			"IsSigned": auth.IsSignedIn(session),
-		})
+		r.HTML(200, "user/publickey_add", data)
 		return
 	}
 
@@ -30,28 +30,25 @@ func AddPublicKey(req *http.Request, r render.Render, session sessions.Session)
 	}
 	err := models.AddPublicKey(k)
 	if err != nil {
-		r.HTML(403, "status/403", map[string]interface{}{
-			"Title":    fmt.Sprintf("%v", err),
-			"IsSigned": auth.IsSignedIn(session),
-		})
+		data["ErrorMsg"] = err
+		log.Error("ssh.AddPublicKey: %v", err)
+		r.HTML(200, "base/error", data)
 	} else {
-		r.HTML(200, "user/publickey_added", map[string]interface{}{})
+		r.HTML(200, "user/publickey_added", data)
 	}
 }
 
-func ListPublicKey(req *http.Request, r render.Render, session sessions.Session) {
+func ListPublicKey(req *http.Request, data base.TmplData, r render.Render, session sessions.Session) {
+	data["Title"] = "Public Keys"
+
 	keys, err := models.ListPublicKey(auth.SignedInId(session))
 	if err != nil {
-		r.HTML(200, "base/error", map[string]interface{}{
-			"Error":    fmt.Sprintf("%v", err),
-			"IsSigned": auth.IsSignedIn(session),
-		})
+		data["ErrorMsg"] = err
+		log.Error("ssh.ListPublicKey: %v", err)
+		r.HTML(200, "base/error", data)
 		return
 	}
 
-	r.HTML(200, "user/publickey_list", map[string]interface{}{
-		"Title":    "repositories",
-		"Keys":     keys,
-		"IsSigned": auth.IsSignedIn(session),
-	})
+	data["Keys"] = keys
+	r.HTML(200, "user/publickey_list", data)
 }
diff --git a/routers/user/user.go b/routers/user/user.go
index fae376dd2..7eac9b742 100644
--- a/routers/user/user.go
+++ b/routers/user/user.go
@@ -5,9 +5,9 @@
 package user
 
 import (
-	"fmt"
 	"net/http"
 
+	"github.com/codegangsta/martini"
 	"github.com/martini-contrib/render"
 	"github.com/martini-contrib/sessions"
 
@@ -23,12 +23,18 @@ func Dashboard(r render.Render, data base.TmplData, session sessions.Session) {
 	r.HTML(200, "user/dashboard", data)
 }
 
-func Profile(r render.Render, data base.TmplData, session sessions.Session) {
+func Profile(params martini.Params, r render.Render, data base.TmplData, session sessions.Session) {
 	data["Title"] = "Profile"
 
-	data["IsSigned"] = auth.IsSignedIn(session)
 	// TODO: Need to check view self or others.
-	user := auth.SignedInUser(session)
+	user, err := models.GetUserByName(params["username"])
+	if err != nil {
+		data["ErrorMsg"] = err
+		log.Error("user.Profile: %v", err)
+		r.HTML(200, "base/error", data)
+		return
+	}
+
 	data["Avatar"] = user.Avatar
 	data["Username"] = user.Name
 	r.HTML(200, "user/profile", data)
@@ -59,11 +65,10 @@ func SignIn(form auth.LogInForm, data base.TmplData, req *http.Request, r render
 
 		data["ErrorMsg"] = err
 		log.Error("user.SignIn: %v", data)
-		r.HTML(500, "base/error", nil)
+		r.HTML(200, "base/error", nil)
 		return
 	}
 
-	// login success
 	session.Set("userId", user.Id)
 	session.Set("userName", user.Name)
 	r.Redirect("/")
@@ -119,7 +124,7 @@ func SignUp(form auth.RegisterForm, data base.TmplData, req *http.Request, r ren
 		default:
 			data["ErrorMsg"] = err
 			log.Error("user.SignUp: %v", data)
-			r.HTML(500, "base/error", nil)
+			r.HTML(200, "base/error", nil)
 		}
 		return
 	}
@@ -127,17 +132,18 @@ func SignUp(form auth.RegisterForm, data base.TmplData, req *http.Request, r ren
 	r.Redirect("/user/login")
 }
 
-func Delete(req *http.Request, r render.Render) {
+// TODO: unfinished
+func Delete(data base.TmplData, req *http.Request, r render.Render) {
+	data["Title"] = "Delete user"
+
 	if req.Method == "GET" {
-		r.HTML(200, "user/delete", map[string]interface{}{
-			"Title": "Delete user",
-		})
+		r.HTML(200, "user/delete", data)
 		return
 	}
 
 	u := &models.User{}
 	err := models.DeleteUser(u)
-	r.HTML(403, "status/403", map[string]interface{}{
-		"Title": fmt.Sprintf("%v", err),
-	})
+	data["ErrorMsg"] = err
+	log.Error("user.Delete: %v", data)
+	r.HTML(200, "base/error", nil)
 }
diff --git a/templates/base/error.tmpl b/templates/base/error.tmpl
index fbd424bff..8f6449420 100644
--- a/templates/base/error.tmpl
+++ b/templates/base/error.tmpl
@@ -1,6 +1,7 @@
 {{template "base/head" .}}
 {{template "base/navbar" .}}
 <div id="gogs-body" class="container">
-	An error is occurred : {{.ErrorMsg}}
+	<p>An error is occurred : {{.ErrorMsg}}</p>
+	<p>Application Version: {{AppVer}}</p>
 </div>
 {{template "base/footer" .}}
\ No newline at end of file
diff --git a/templates/base/navbar.tmpl b/templates/base/navbar.tmpl
index 565fb30c8..12434dad2 100644
--- a/templates/base/navbar.tmpl
+++ b/templates/base/navbar.tmpl
@@ -6,8 +6,8 @@
             <a class="gogs-nav-item" href="#">Explore</a>
             <a class="gogs-nav-item" href="#">Help</a>{{if .IsSigned}}
             <a id="gogs-nav-out" class="gogs-nav-item navbar-right navbar-btn btn btn-danger" href="/user/logout/"><i class="fa fa-power-off fa-lg"></i></a>
-            <a id="gogs-nav-avatar" class="gogs-nav-item navbar-right" href="/user/profile" data-toggle="tooltip" data-placement="bottom" title="{{.SignedUserName}}">
-                <img src="http://1.gravatar.com/avatar/{{.Avatar}}?s=28" alt="user-avatar" title="username"/>
+            <a id="gogs-nav-avatar" class="gogs-nav-item navbar-right" href="/user/{{.SignedUserName}}" data-toggle="tooltip" data-placement="bottom" title="{{.SignedUserName}}">
+                <img src="http://1.gravatar.com/avatar/{{.SignedAvatar}}?s=28" alt="user-avatar" title="username"/>
             </a>
             <a class="navbar-right gogs-nav-item" href="/repo/create" data-toggle="tooltip" data-placement="bottom" title="New Repository"><i class="fa fa-plus fa-lg"></i></a>
             <a class="navbar-right gogs-nav-item" href="/user/publickey/list"  data-toggle="tooltip" data-placement="bottom" title="Setting"><i class="fa fa-cogs fa-lg"></i></a>
diff --git a/templates/repo/create.tmpl b/templates/repo/create.tmpl
index ffcffb09e..4c7f4dd27 100644
--- a/templates/repo/create.tmpl
+++ b/templates/repo/create.tmpl
@@ -6,15 +6,15 @@
         <div class="form-group">
             <label class="col-md-2 control-label">Owner<strong class="text-danger">*</strong></label>
             <div class="col-md-8">
-                <p class="form-control-static">{{.UserName}}</p>
-                <input type="hidden" value="{{.UserId}}" name="userId"/>
+                <p class="form-control-static">{{.SignedUserName}}</p>
+                <input type="hidden" value="{{.SignedUserId}}" name="userId"/>
             </div>
         </div>
 
         <div class="form-group">
             <label class="col-md-2 control-label">Repository<strong class="text-danger">*</strong></label>
             <div class="col-md-8">
-                <input name="repo" type="text" class="form-control" placeholder="Type your repository name">
+                <input name="repo" type="text" class="form-control" placeholder="Type your repository name" required="required">
                 <span class="help-block">Great repository names are short and memorable. </span>
             </div>
         </div>
diff --git a/web.go b/web.go
index b04746699..fa889ba1a 100644
--- a/web.go
+++ b/web.go
@@ -41,6 +41,9 @@ var AppHelpers template.FuncMap = map[string]interface{}{
 	"AppName": func() string {
 		return utils.Cfg.MustValue("", "APP_NAME")
 	},
+	"AppVer": func() string {
+		return APP_VER
+	},
 }
 
 func runWeb(*cli.Context) {
@@ -48,7 +51,7 @@ func runWeb(*cli.Context) {
 
 	m := martini.Classic()
 
-	// Middleware.
+	// Middlewares.
 	m.Use(render.Renderer(render.Options{Funcs: []template.FuncMap{AppHelpers}}))
 	m.Use(base.InitContext())
 
@@ -61,14 +64,15 @@ func runWeb(*cli.Context) {
 	m.Any("/user/login", auth.SignOutRequire(), binding.BindIgnErr(auth.LogInForm{}), user.SignIn)
 	m.Any("/user/logout", auth.SignInRequire(true), user.SignOut)
 	m.Any("/user/sign_up", auth.SignOutRequire(), binding.BindIgnErr(auth.RegisterForm{}), user.SignUp)
-	m.Get("/user/profile", user.Profile) // should be /username
 	m.Any("/user/delete", auth.SignInRequire(true), user.Delete)
-	m.Any("/user/publickey/add", user.AddPublicKey)
-	m.Any("/user/publickey/list", user.ListPublicKey)
+	m.Get("/user/:username", auth.SignInRequire(false), user.Profile)
+
+	m.Any("/user/publickey/add", auth.SignInRequire(true), user.AddPublicKey)
+	m.Any("/user/publickey/list", auth.SignInRequire(true), user.ListPublicKey)
 
 	m.Any("/repo/create", auth.SignInRequire(true), repo.Create)
 	m.Any("/repo/delete", auth.SignInRequire(true), repo.Delete)
-	m.Any("/repo/list", repo.List)
+	m.Any("/repo/list", auth.SignInRequire(false), repo.List)
 
 	listenAddr := fmt.Sprintf("%s:%s",
 		utils.Cfg.MustValue("server", "HTTP_ADDR"),