diff --git a/modules/base/markdown.go b/modules/base/markdown.go
index 05ce0c833..c722f04b2 100644
--- a/modules/base/markdown.go
+++ b/modules/base/markdown.go
@@ -6,6 +6,7 @@ package base
 
 import (
 	"bytes"
+	"net/http"
 	"path"
 	"path/filepath"
 	"strings"
@@ -42,6 +43,14 @@ func IsMarkdownFile(name string) bool {
 	return false
 }
 
+func IsTextFile(data []byte) (string, bool) {
+	contentType := http.DetectContentType(data)
+	if strings.Index(contentType, "text/") != -1 {
+		return contentType, true
+	}
+	return contentType, false
+}
+
 func IsReadmeFile(name string) bool {
 	name = strings.ToLower(name)
 	if len(name) < 6 {
diff --git a/routers/repo/repo.go b/routers/repo/repo.go
index a055b416c..76d55554b 100644
--- a/routers/repo/repo.go
+++ b/routers/repo/repo.go
@@ -6,11 +6,11 @@ package repo
 
 import (
 	"path"
+	"path/filepath"
 	"strings"
 
 	"github.com/codegangsta/martini"
 
-	"github.com/gogits/git"
 	"github.com/gogits/webdav"
 
 	"github.com/gogits/gogs/models"
@@ -96,6 +96,7 @@ func Single(ctx *middleware.Context, params martini.Params) {
 	}
 
 	branchLink := "/" + ctx.Repo.Owner.LowerName + "/" + ctx.Repo.Repository.Name + "/src/" + params["branchname"]
+	rawLink := "/" + ctx.Repo.Owner.LowerName + "/" + ctx.Repo.Repository.Name + "/raw/" + params["branchname"]
 
 	if len(treename) != 0 && repoFile == nil {
 		ctx.Handle(404, "repo.Single", nil)
@@ -103,12 +104,10 @@ func Single(ctx *middleware.Context, params martini.Params) {
 	}
 
 	if repoFile != nil && repoFile.IsFile() {
-		if repoFile.Size > 1024*1024 || repoFile.Filemode != git.FileModeBlob {
-			ctx.Data["FileIsLarge"] = true
-		} else if blob, err := repoFile.LookupBlob(); err != nil {
-			//log.Error("repo.Single(repoFile.LookupBlob): %v", err)
+		if blob, err := repoFile.LookupBlob(); err != nil {
 			ctx.Handle(404, "repo.Single(repoFile.LookupBlob)", err)
 		} else {
+			ctx.Data["FileSize"] = repoFile.Size
 			ctx.Data["IsFile"] = true
 			ctx.Data["FileName"] = repoFile.Name
 			ext := path.Ext(repoFile.Name)
@@ -116,13 +115,20 @@ func Single(ctx *middleware.Context, params martini.Params) {
 				ext = ext[1:]
 			}
 			ctx.Data["FileExt"] = ext
+			ctx.Data["FileLink"] = rawLink + "/" + treename
+
+			data := blob.Contents()
+			_, isTextFile := base.IsTextFile(data)
+			ctx.Data["FileIsText"] = isTextFile
 
 			readmeExist := base.IsMarkdownFile(repoFile.Name) || base.IsReadmeFile(repoFile.Name)
 			ctx.Data["ReadmeExist"] = readmeExist
 			if readmeExist {
-				ctx.Data["FileContent"] = string(base.RenderMarkdown(blob.Contents(), ""))
+				ctx.Data["FileContent"] = string(base.RenderMarkdown(data, ""))
 			} else {
-				ctx.Data["FileContent"] = string(blob.Contents())
+				if isTextFile {
+					ctx.Data["FileContent"] = string(data)
+				}
 			}
 		}
 
@@ -151,17 +157,19 @@ func Single(ctx *middleware.Context, params martini.Params) {
 
 		if readmeFile != nil {
 			ctx.Data["ReadmeExist"] = true
-			// if file large than 1M not show it
-			if readmeFile.Size > 1024*1024 || readmeFile.Filemode != git.FileModeBlob {
-				ctx.Data["FileIsLarge"] = true
-			} else if blob, err := readmeFile.LookupBlob(); err != nil {
+			if blob, err := readmeFile.LookupBlob(); err != nil {
 				ctx.Handle(404, "repo.Single(readmeFile.LookupBlob)", err)
 				return
 			} else {
-				// current repo branch link
-
+				ctx.Data["FileSize"] = readmeFile.Size
+				ctx.Data["FileLink"] = rawLink + "/" + treename
+				data := blob.Contents()
+				_, isTextFile := base.IsTextFile(data)
+				ctx.Data["FileIsText"] = isTextFile
 				ctx.Data["FileName"] = readmeFile.Name
-				ctx.Data["FileContent"] = string(base.RenderMarkdown(blob.Contents(), branchLink))
+				if isTextFile {
+					ctx.Data["FileContent"] = string(base.RenderMarkdown(data, branchLink))
+				}
 			}
 		}
 	}
@@ -201,6 +209,44 @@ func Single(ctx *middleware.Context, params martini.Params) {
 	ctx.HTML(200, "repo/single")
 }
 
+func SingleDownload(ctx *middleware.Context, params martini.Params) {
+	if !ctx.Repo.IsValid {
+		ctx.Handle(404, "repo.SingleDownload", nil)
+		return
+	}
+
+	if len(params["branchname"]) == 0 {
+		params["branchname"] = "master"
+	}
+
+	// Get tree path
+	treename := params["_1"]
+
+	repoFile, err := models.GetTargetFile(params["username"], params["reponame"],
+		params["branchname"], params["commitid"], treename)
+
+	if err != nil {
+		ctx.Handle(404, "repo.SingleDownload(GetTargetFile)", err)
+		return
+	}
+
+	blob, err := repoFile.LookupBlob()
+	if err != nil {
+		ctx.Handle(404, "repo.SingleDownload(LookupBlob)", err)
+		return
+	}
+
+	data := blob.Contents()
+	contentType, isTextFile := base.IsTextFile(data)
+	ctx.Res.Header().Set("Content-Type", contentType)
+	if !isTextFile {
+		ctx.Res.Header().Set("Content-Type", contentType)
+		ctx.Res.Header().Set("Content-Disposition", "attachment; filename="+filepath.Base(treename))
+		ctx.Res.Header().Set("Content-Transfer-Encoding", "binary")
+	}
+	ctx.Res.Write(data)
+}
+
 func Http(ctx *middleware.Context, params martini.Params) {
 	/*if !ctx.Repo.IsValid {
 		return
diff --git a/templates/repo/single_file.tmpl b/templates/repo/single_file.tmpl
index 7f0703370..975581228 100644
--- a/templates/repo/single_file.tmpl
+++ b/templates/repo/single_file.tmpl
@@ -5,17 +5,17 @@
         {{else}}
             <div class="btn-group pull-right">
                 <a class="btn btn-default hidden" href="#">Edit</a>
-                <a class="btn btn-default" href="#">Raw</a>
+                <a class="btn btn-default" href="{{.FileLink}}">Raw</a>
                 <a class="btn btn-default hidden" href="#">Blame</a>
                 <a class="btn btn-default hidden" href="#">History</a>
                 <a class="btn btn-danger hidden" href="#">Delete</a>
             </div>
             <i class="icon fa fa-file-text-o"></i>
-        {{end}}{{.FileName}}
+        {{end}}{{.FileName}} {{FileSize .FileSize}}
     </div>
-    {{if .FileIsLarge}}
-        <div class="panel-footer">
-            Large file size 1000kb
+    {{if not .FileIsText}}
+        <div class="panel-footer text-center">
+            <a href="{{.FileLink}}" class="btn btn-default">View Raw</a>
         </div>
     {{else}}
         {{if .ReadmeExist}}
@@ -28,7 +28,7 @@
                     <tbody>
                         <tr>
                             <td class="lines-num"></td>
-                            <td class="lines-code markdown"><pre class="prettyprint linenums lang-{{.FileExt}}">{{.FileContent}}</pre></td>
+                            <td class="lines-code markdown"><pre class="prettyprint linenums{{if .FileExt}} lang-{{.FileExt}}{{end}}">{{.FileContent}}</pre></td>
                         </tr>
                     </tbody>
                 </table>
diff --git a/web.go b/web.go
index 9717c9384..e4c8eb553 100644
--- a/web.go
+++ b/web.go
@@ -152,6 +152,7 @@ func runWeb(*cli.Context) {
 		r.Get("/branches", repo.Branches)
 		r.Get("/src/:branchname", repo.Single)
 		r.Get("/src/:branchname/**", repo.Single)
+		r.Get("/raw/:branchname/**", repo.SingleDownload)
 		r.Get("/commits/:branchname", repo.Commits)
 		r.Get("/commits/:branchname", repo.Commits)
 	}, ignSignIn, middleware.RepoAssignment(true))
@@ -161,6 +162,7 @@ func runWeb(*cli.Context) {
 	m.Get("/:username/:reponame/commit/:commitid", ignSignIn, middleware.RepoAssignment(true), repo.Diff)
 
 	m.Group("/:username", func(r martini.Router) {
+		r.Get("/:reponame", middleware.RepoAssignment(true), repo.Single)
 		r.Get("/:reponame", middleware.RepoAssignment(true), repo.Single)
 		r.Any("/:reponame/**", repo.Http)
 	}, ignSignIn)