diff --git a/UPStackMenu/UPStackMenu.m b/UPStackMenu/UPStackMenu.m
index d0c509f..876198d 100644
--- a/UPStackMenu/UPStackMenu.m
+++ b/UPStackMenu/UPStackMenu.m
@@ -165,12 +165,12 @@ - (void)computeOpenedSize
         height += item.frame.size.height + _itemsSpacing;
         
         if([item labelPosition] == UPStackMenuItemLabelPosition_left) {
-            CGFloat itemLeftOffset = fabsf(center.x - item.itemCenter.x);
+            CGFloat itemLeftOffset = fabs(center.x - item.itemCenter.x);
             if(itemLeftOffset > leftOffset)
                 leftOffset = itemLeftOffset;
         }
         else if([item labelPosition] == UPStackMenuItemLabelPosition_right) {
-            CGFloat itemRightOffset = fabsf(item.frame.size.width - item.itemCenter.x - center.x);
+            CGFloat itemRightOffset = fabs(item.frame.size.width - item.itemCenter.x - center.x);
             if(itemRightOffset > rightOffset)
                 rightOffset = itemRightOffset;
         }
diff --git a/UPStackMenuDemo.xcodeproj/project.pbxproj b/UPStackMenuDemo.xcodeproj/project.pbxproj
index 65b26dd..cc18bb7 100644
--- a/UPStackMenuDemo.xcodeproj/project.pbxproj
+++ b/UPStackMenuDemo.xcodeproj/project.pbxproj
@@ -123,7 +123,7 @@
 		01C6FA851A7863E600564993 /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0610;
+				LastUpgradeCheck = 0700;
 				ORGANIZATIONNAME = "Paul Ulric";
 				TargetAttributes = {
 					01C6FA8C1A7863E600564993 = {
@@ -217,6 +217,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
 				COPY_PHASE_STRIP = NO;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				ENABLE_TESTABILITY = YES;
 				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_DYNAMIC_NO_PIC = NO;
 				GCC_OPTIMIZATION_LEVEL = 0;
@@ -279,9 +280,11 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				ASSETCATALOG_COMPILER_LAUNCHIMAGE_NAME = BrandAsset;
 				INFOPLIST_FILE = UPStackMenuDemo/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
+				PRODUCT_BUNDLE_IDENTIFIER = "UP.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
 			name = Debug;
@@ -290,9 +293,11 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				ASSETCATALOG_COMPILER_LAUNCHIMAGE_NAME = BrandAsset;
 				INFOPLIST_FILE = UPStackMenuDemo/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
+				PRODUCT_BUNDLE_IDENTIFIER = "UP.$(PRODUCT_NAME:rfc1034identifier)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
 			name = Release;
diff --git a/UPStackMenuDemo/Images.xcassets/BrandAsset.launchimage/Contents.json b/UPStackMenuDemo/Images.xcassets/BrandAsset.launchimage/Contents.json
new file mode 100644
index 0000000..a0ad363
--- /dev/null
+++ b/UPStackMenuDemo/Images.xcassets/BrandAsset.launchimage/Contents.json
@@ -0,0 +1,36 @@
+{
+  "images" : [
+    {
+      "orientation" : "portrait",
+      "idiom" : "ipad",
+      "extent" : "full-screen",
+      "minimum-system-version" : "7.0",
+      "scale" : "1x"
+    },
+    {
+      "orientation" : "landscape",
+      "idiom" : "ipad",
+      "extent" : "full-screen",
+      "minimum-system-version" : "7.0",
+      "scale" : "1x"
+    },
+    {
+      "orientation" : "portrait",
+      "idiom" : "ipad",
+      "extent" : "full-screen",
+      "minimum-system-version" : "7.0",
+      "scale" : "2x"
+    },
+    {
+      "orientation" : "landscape",
+      "idiom" : "ipad",
+      "extent" : "full-screen",
+      "minimum-system-version" : "7.0",
+      "scale" : "2x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}
\ No newline at end of file
diff --git a/UPStackMenuDemo/Images.xcassets/launch.imageset/Contents.json b/UPStackMenuDemo/Images.xcassets/launch.imageset/Contents.json
new file mode 100644
index 0000000..5989f83
--- /dev/null
+++ b/UPStackMenuDemo/Images.xcassets/launch.imageset/Contents.json
@@ -0,0 +1,21 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "filename" : "launch.png",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}
\ No newline at end of file
diff --git a/UPStackMenuDemo/Images.xcassets/launch.imageset/launch.png b/UPStackMenuDemo/Images.xcassets/launch.imageset/launch.png
new file mode 100644
index 0000000..ed7f46b
Binary files /dev/null and b/UPStackMenuDemo/Images.xcassets/launch.imageset/launch.png differ
diff --git a/UPStackMenuDemo/Info.plist b/UPStackMenuDemo/Info.plist
index 563510f..40c6215 100644
--- a/UPStackMenuDemo/Info.plist
+++ b/UPStackMenuDemo/Info.plist
@@ -7,7 +7,7 @@
 	<key>CFBundleExecutable</key>
 	<string>$(EXECUTABLE_NAME)</string>
 	<key>CFBundleIdentifier</key>
-	<string>UP.$(PRODUCT_NAME:rfc1034identifier)</string>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
 	<key>CFBundleInfoDictionaryVersion</key>
 	<string>6.0</string>
 	<key>CFBundleName</key>