diff --git a/.idea/kplayer.iml b/.idea/kplayer.iml
index 4cf9904..3e4db0f 100644
--- a/.idea/kplayer.iml
+++ b/.idea/kplayer.iml
@@ -38,6 +38,7 @@
       <sourceFolder url="file://$MODULE_DIR$/kplayer/detail/HeaderCell.swift" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/kplayer/detail/ItemCell.swift" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/kplayer/detail/DetailViewController.swift" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/kplayer/scratch.txt" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/kplayer/Base.lproj/LaunchScreen.xib" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/kplayer/Base.lproj/Main.storyboard" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/Pods/Alamofire/Source/ParameterEncoding.swift" isTestSource="false" />
diff --git a/kplayer.xcodeproj/project.pbxproj b/kplayer.xcodeproj/project.pbxproj
index 934f774..731a24d 100644
--- a/kplayer.xcodeproj/project.pbxproj
+++ b/kplayer.xcodeproj/project.pbxproj
@@ -12,6 +12,7 @@
 		1C73640D928DE56D35175D39 /* UploadOperation.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1C736260E748CF136FF37EA7 /* UploadOperation.swift */; };
 		1C73646F87B495A47D7943C7 /* NetData.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1C7369EC16B19B32B515169E /* NetData.swift */; };
 		1C736503B656C999E5E12081 /* NetworkManager.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1C7365B06FA66294E99AC2D3 /* NetworkManager.swift */; };
+		1C73651E1241702E5032A8A4 /* scratch.txt in Resources */ = {isa = PBXBuildFile; fileRef = 1C736E3BE8EC464D6F5DC8FA /* scratch.txt */; };
 		1C73654C9EA6D255CFC039C5 /* NetworkHelper.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1C73620D01687FB4F1811C5C /* NetworkHelper.swift */; };
 		1C7365885FAF292F2221ED44 /* MediaPhotoController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1C73673DC671535E3A049F54 /* MediaPhotoController.swift */; };
 		1C73675C34BE0990D44570BE /* ItemModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1C736253AB7A95EA41B605B7 /* ItemModel.swift */; };
@@ -69,6 +70,7 @@
 		1C736BC4450890C45F8FBC63 /* LayoutTools.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = LayoutTools.swift; sourceTree = "<group>"; };
 		1C736D9BB5498E7E8F11C754 /* HeaderCell.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = HeaderCell.swift; sourceTree = "<group>"; };
 		1C736DCCE3AA9993E15F7652 /* UIImageExtension.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = UIImageExtension.swift; sourceTree = "<group>"; };
+		1C736E3BE8EC464D6F5DC8FA /* scratch.txt */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = scratch.txt; sourceTree = "<group>"; };
 		1C736F9338CE36708244D42A /* DataLoadOperation.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DataLoadOperation.swift; sourceTree = "<group>"; };
 		5C6CBA548F885BF342F594EA /* Pods.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = Pods.debug.xcconfig; path = "Pods/Target Support Files/Pods/Pods.debug.xcconfig"; sourceTree = "<group>"; };
 		A170BFB886D61D57F7009BFC /* Pods.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = Pods.release.xcconfig; path = "Pods/Target Support Files/Pods/Pods.release.xcconfig"; sourceTree = "<group>"; };
@@ -211,6 +213,7 @@
 				1C73615846EE8B07DAAFD230 /* detail */,
 				1C7364808E72BFA7575E75E1 /* master */,
 				1C7363B608460DED4F522D1C /* photo */,
+				1C736E3BE8EC464D6F5DC8FA /* scratch.txt */,
 			);
 			path = kplayer;
 			sourceTree = "<group>";
@@ -330,6 +333,7 @@
 				C98AF5E41B124D6A00D196CC /* LaunchScreen.xib in Resources */,
 				C98AF5E11B124D6A00D196CC /* Images.xcassets in Resources */,
 				1C736A5FA5BA53B2597F2ED7 /* Kirschkeks-256x256.png in Resources */,
+				1C73651E1241702E5032A8A4 /* scratch.txt in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
diff --git a/kplayer/core/MediaItem.swift b/kplayer/core/MediaItem.swift
index dde18e3..0d968a6 100644
--- a/kplayer/core/MediaItem.swift
+++ b/kplayer/core/MediaItem.swift
@@ -146,8 +146,15 @@ class MediaItem: CustomDebugStringConvertible {
     }
 
     var playerURL: NSURL? {
-        let enc = "/" + name.stringByReplacingOccurrencesOfString(" ", withString: "%20")
-        return NSURL(string: NetworkManager.sharedInstance.baseurl + "/service/stream" + encodedDir! + enc)
+        let enc = name.stringByReplacingOccurrencesOfString(" ", withString: "%20")
+        let s = NetworkManager.sharedInstance.baseurl + "/service/stream" + encodedDir!
+
+        if s.endsWith("/") {
+            return NSURL(string: s + enc)
+        }
+        else {
+            return NSURL(string: s + "/" + enc)
+        }
     }
 
     /**
diff --git a/kplayer/detail/DetailViewController.swift b/kplayer/detail/DetailViewController.swift
index 422754b..e9fb054 100644
--- a/kplayer/detail/DetailViewController.swift
+++ b/kplayer/detail/DetailViewController.swift
@@ -123,13 +123,10 @@ class DetailViewController: UIViewController, UICollectionViewDelegateFlowLayout
 
         if let detail: MediaItem = self.detailItem {
             if i.type == ItemType.VIDEO {
-
-                    if i.parent!.type != ItemType.DETAILS {
-                        let path = NSIndexPath(forItem: index, inSection: i.parent!.index)
-                        self.collectionView.reloadItemsAtIndexPaths([path])
-                    }
-
-
+                if i.parent!.type != ItemType.DETAILS {
+                    let path = NSIndexPath(forItem: index, inSection: i.parent!.index)
+                    self.collectionView.reloadItemsAtIndexPaths([path])
+                }
             } else {
                 if i.parent! !== detail {
                     return
@@ -257,7 +254,7 @@ class DetailViewController: UIViewController, UICollectionViewDelegateFlowLayout
     func collectionView(collectionView: UICollectionView, didSelectItemAtIndexPath indexPath: NSIndexPath) {
         if let detail: MediaItem = self.detailItem {
             var items = detail.children[indexPath.section]
-            if (items.loaded) {
+            if (items.type == ItemType.VIDEO || items.loaded) {
                 if indexPath.item >= items.children.count {
                     print(items.name)
                 } else {
@@ -268,7 +265,7 @@ class DetailViewController: UIViewController, UICollectionViewDelegateFlowLayout
                 self.currentItem = items
             }
 
-            if items.type == ItemType.VIDEO {
+            if items.type == ItemType.VIDEO || items.type == ItemType.SNAPSHOT {
                 performSegueWithIdentifier("showVideo", sender: self)
             }
             else {
@@ -348,10 +345,14 @@ class DetailViewController: UIViewController, UICollectionViewDelegateFlowLayout
                 self.collectionView.reloadData()
                 self.collectionView.collectionViewLayout.invalidateLayout()
 
-                if self.currentItem!.type == ItemType.SNAPSHOT {
-                    self.currentItem = self.currentItem!.parent
+                if let ci = self.currentItem {
+                    if ci.type == ItemType.SNAPSHOT {
+                        self.currentItem = ci.parent
+                    }
+                }
+                if let ci = self.currentItem {
+                    NetworkManager.sharedInstance.saveItem(ci)
                 }
-                NetworkManager.sharedInstance.saveItem(self.currentItem!)
                 self.dismissViewControllerAnimated(true, completion: nil);
             }
         }