diff --git a/.gitignore b/.gitignore
index a24fca92..f160c7b6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,11 +29,7 @@ d_pic/*.gif
 d_pic/*.png
 
 d_setting/*.php
-!d_setting/*.orig.php
-!d_setting/_*.php
 */d_setting/*.php
-!*/d_setting/*.orig.php
-!*/d_setting/_*.php
 
 **/old/*
 test.php
diff --git a/composer.json b/composer.json
index 5915354a..a3236a60 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,8 @@
         "monolog/monolog": "^1.23",
         "firephp/firephp-core": "^0.4.0",
         "vlucas/valitron": "^1.4",
-        "php-extended/php-tail": "^2.1"
+        "php-extended/php-tail": "^2.1",
+        "pguardiario/phpuri": "^1.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/composer.lock b/composer.lock
index e79cc3fd..43411eaf 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "4b18f5660106f71d2aba7f1dcee07033",
+    "content-hash": "1753c2c2ad9fe40ecc5c6ae541dd2e78",
     "packages": [
         {
             "name": "brandonwamboldt/utilphp",
@@ -454,6 +454,30 @@
             ],
             "time": "2017-06-19T01:22:40+00:00"
         },
+        {
+            "name": "pguardiario/phpuri",
+            "version": "1.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/monkeysuffrage/phpuri.git",
+                "reference": "ad0a5ec033fe616cfef55578b9c7f2458be8fbfc"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/monkeysuffrage/phpuri/zipball/ad0a5ec033fe616cfef55578b9c7f2458be8fbfc",
+                "reference": "ad0a5ec033fe616cfef55578b9c7f2458be8fbfc",
+                "shasum": ""
+            },
+            "type": "project",
+            "autoload": {
+                "files": [
+                    "phpuri.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "description": "A php library for converting relative urls to absolute.",
+            "time": "2015-05-24T09:13:17+00:00"
+        },
         {
             "name": "php-extended/php-system",
             "version": "1.3.0",
diff --git a/f_install/j_setup_db.php b/f_install/j_setup_db.php
index 5fda24eb..70906b49 100644
--- a/f_install/j_setup_db.php
+++ b/f_install/j_setup_db.php
@@ -12,28 +12,28 @@ $servHost = Util::getReq('serv_host');
 $sharedIconPath = Util::getReq('shared_icon_path');
 $gameImagePath = Util::getReq('game_image_path');
 
-if(!$host || !$port || !$username || !$password || !$dbName || !$servHost || !$sharedIconPath || !$gameImagePath){
+if (!$host || !$port || !$username || !$password || !$dbName || !$servHost || !$sharedIconPath || !$gameImagePath) {
     Json::die([
         'result'=>false,
         'reason'=>'입력 값이 올바르지 않습니다'
     ]);
 }
 
-if(!filter_var($servHost, FILTER_VALIDATE_URL)){
-	Json::die([
+if (!filter_var($servHost, FILTER_VALIDATE_URL)) {
+    Json::die([
         'result'=>false,
         'reason'=>'접속 경로가 올바르지 않습니다.'
     ]);
 }
 
-if(file_exists(ROOT.'/d_setting/RootDB.php') && is_dir(ROOT.'/d_setting/RootDB.php')){
+if (file_exists(ROOT.'/d_setting/RootDB.php') && is_dir(ROOT.'/d_setting/RootDB.php')) {
     Json::die([
         'result'=>false,
         'reason'=>'d_setting/RootDB.php 가 디렉토리입니다'
     ]);
 }
 
-if(class_exists('\\sammo\\RootDB')){
+if (class_exists('\\sammo\\RootDB')) {
     Json::die([
         'result'=>false,
         'reason'=>'이미 RootDB.php 파일이 있습니다'
@@ -41,35 +41,39 @@ if(class_exists('\\sammo\\RootDB')){
 }
 
 //파일 권한 검사
-if(file_exists(AppConf::getUserIconPathFS()) && !is_dir(AppConf::getUserIconPathFS())){
+if (file_exists(AppConf::getUserIconPathFS()) && !is_dir(AppConf::getUserIconPathFS())) {
     Json::die([
         'result'=>false,
         'reason'=>AppConf::$userIconPath.' 이 디렉토리가 아닙니다'
     ]);
 }
 
-if(file_exists(ROOT.'/d_log') && !is_dir(ROOT.'/d_log')){
+if (file_exists(ROOT.'/d_log') && !is_dir(ROOT.'/d_log')) {
     Json::die([
         'result'=>false,
         'reason'=>'d_log 가 디렉토리가 아닙니다'
     ]);
 }
 
-if(file_exists(ROOT.'/d_shared') && !is_dir(ROOT.'/d_shared')){
+if (file_exists(ROOT.'/d_shared') && !is_dir(ROOT.'/d_shared')) {
     Json::die([
         'result'=>false,
         'reason'=>'d_shared 가 디렉토리가 아닙니다'
     ]);
 }
 
-if(!file_exists(ROOT.'/d_setting')){
+if (file_exists(ROOT.'/d_setting') && !is_dir(ROOT.'/d_setting')) {
     Json::die([
         'result'=>false,
-        'reason'=>'d_setting 이 존재하지 않습니다'
+        'reason'=>'d_shared 가 디렉토리가 아닙니다'
     ]);
 }
 
-if (!file_exists(ROOT.'/d_log') || !file_exists(ROOT.'/d_shared') || !file_exists(AppConf::getUserIconPathFS())) {
+if (!file_exists(ROOT.'/d_log')
+    || !file_exists(ROOT.'/d_shared')
+    || !file_exists(ROOT.'/d_setting')
+    || !file_exists(AppConf::getUserIconPathFS())
+) {
     if (!is_writable(ROOT)) {
         Json::die([
             'result'=>false,
@@ -78,42 +82,46 @@ if (!file_exists(ROOT.'/d_log') || !file_exists(ROOT.'/d_shared') || !file_exist
     }
 
     //기본 파일 생성
-    if(!file_exists(AppConf::getUserIconPathFS())){
+    if (!file_exists(AppConf::getUserIconPathFS())) {
         mkdir(AppConf::getUserIconPathFS());
     }
 
-    if(!file_exists(ROOT.'/d_log')){
+    if (!file_exists(ROOT.'/d_log')) {
         mkdir(ROOT.'/d_log');
     }
 
-    if(!file_exists(ROOT.'/d_shared')){
+    if (!file_exists(ROOT.'/d_setting')) {
+        mkdir(ROOT.'/d_setting');
+    }
+
+    if (!file_exists(ROOT.'/d_shared')) {
         mkdir(ROOT.'/d_shared');
     }
 }
 
 
-if(!is_writable(AppConf::getUserIconPathFS())){
+if (!is_writable(AppConf::getUserIconPathFS())) {
     Json::die([
         'result'=>false,
         'reason'=>AppConf::$userIconPath.' 디렉토리의 쓰기 권한이 없습니다'
     ]);
 }
 
-if(!is_writable(ROOT.'/d_log')){
+if (!is_writable(ROOT.'/d_log')) {
     Json::die([
         'result'=>false,
         'reason'=>'d_log 디렉토리의 쓰기 권한이 없습니다'
     ]);
 }
 
-if(!is_writable(ROOT.'/d_shared')){
+if (!is_writable(ROOT.'/d_shared')) {
     Json::die([
         'result'=>false,
         'reason'=>'d_shared 디렉토리의 쓰기 권한이 없습니다'
     ]);
 }
 
-if(!is_writable(ROOT.'/d_setting')){
+if (!is_writable(ROOT.'/d_setting')) {
     Json::die([
         'result'=>false,
         'reason'=>'d_setting 디렉토리의 쓰기 권한이 없습니다.'
@@ -122,28 +130,28 @@ if(!is_writable(ROOT.'/d_setting')){
 
 
 
-if(!file_exists(ROOT.'/d_log/.htaccess')){
+if (!file_exists(ROOT.'/d_log/.htaccess')) {
     @file_put_contents(ROOT.'/d_log/.htaccess', 'Deny from  all');
 }
 
-if(!file_exists(ROOT.'/d_setting/.htaccess')){
+if (!file_exists(ROOT.'/d_setting/.htaccess')) {
     @file_put_contents(ROOT.'/d_setting/.htaccess', 'Deny from  all');
 }
 
 //DB 접근 권한 검사
 
-$rootDB = new \MeekroDB($host,$username,$password,$dbName,$port,'utf8mb4');
+$rootDB = new \MeekroDB($host, $username, $password, $dbName, $port, 'utf8mb4');
 $rootDB->connect_options[MYSQLI_OPT_INT_AND_FLOAT_NATIVE] = true;
 
 $rootDB->throw_exception_on_nonsql_error = false;
-$rootDB->nonsql_error_handler = function($params){
+$rootDB->nonsql_error_handler = function ($params) {
     Json::die([
         'result'=>false,
         'reason'=>'DB 접속에 실패했습니다.'
     ]);
 };
 
-$rootDB->error_handler = function($params){
+$rootDB->error_handler = function ($params) {
     Json::die([
         'result'=>false,
         'reason'=>'SQL을 제대로 실행하지 못했습니다. DB상태를 확인해 주세요.'
@@ -152,12 +160,12 @@ $rootDB->error_handler = function($params){
 
 $mysqli_obj = $rootDB->get(); //로그인에 실패할 경우 자동으로 dbConnFail()이 실행됨.
 
-if($mysqli_obj->multi_query(file_get_contents(__dir__.'/sql/common_schema.sql'))){
-    while(true){
+if ($mysqli_obj->multi_query(file_get_contents(__dir__.'/sql/common_schema.sql'))) {
+    while (true) {
         if (!$mysqli_obj->more_results()) {
             break;
         }
-        if(!$mysqli_obj->next_result()){
+        if (!$mysqli_obj->next_result()) {
             break;
         }
     }
@@ -172,16 +180,21 @@ $rootDB->insert('system', array(
 
 $globalSalt = bin2hex(random_bytes(16));
 
+$sharedIconPath = WebUtil::resolveRelativePath($sharedIconPath, $servHost);
+$gameImagePath = WebUtil::resolveRelativePath($gameImagePath, $servHost);
+
 $result = Util::generateFileUsingSimpleTemplate(
-    ROOT.'/d_setting/ServConfig.orig.php',
-    ROOT.'/d_setting/ServConfig.php',[
+    __dir__.'/templates/ServConfig.orig.php',
+    ROOT.'/d_setting/ServConfig.php',
+    [
         'serverBasePath'=>$servHost,
         'sharedIconPath'=>$sharedIconPath,
         'gameImagePath'=>$gameImagePath
-    ]
-, true);
+    ],
+    true
+);
 
-if($result !== true){
+if ($result !== true) {
     Json::die([
         'result'=>false,
         'reason'=>$result
@@ -189,8 +202,47 @@ if($result !== true){
 }
 
 $result = Util::generateFileUsingSimpleTemplate(
-    ROOT.'/d_setting/RootDB.orig.php',
-    ROOT.'/d_setting/RootDB.php',[
+    __dir__.'/templates/common_path.orig.js',
+    ROOT.'/d_shared/common_path.js',
+    [
+        'serverBasePath'=>$servHost,
+        'sharedIconPath'=>$sharedIconPath,
+        'gameImagePath'=>$gameImagePath
+    ],
+    true
+);
+
+if ($result !== true) {
+    Json::die([
+        'result'=>false,
+        'reason'=>$result
+    ]);
+}
+
+
+$result = Util::generateFileUsingSimpleTemplate(
+    __dir__.'/templates/common.orig.css',
+    ROOT.'/d_shared/common.css',
+    [
+        'serverBasePath'=>$servHost,
+        'sharedIconPath'=>$sharedIconPath,
+        'gameImagePath'=>$gameImagePath
+    ],
+    true
+);
+
+if ($result !== true) {
+    Json::die([
+        'result'=>false,
+        'reason'=>$result
+    ]);
+}
+
+
+$result = Util::generateFileUsingSimpleTemplate(
+    __dir__.'/templates/RootDB.orig.php',
+    ROOT.'/d_setting/RootDB.php',
+    [
         'host'=>$host,
         'user'=>$username,
         'password'=>$password,
@@ -198,9 +250,9 @@ $result = Util::generateFileUsingSimpleTemplate(
         'port'=>$port,
         'globalSalt'=>$globalSalt,
     ]
-);    
+);
 
-if($result !== true){
+if ($result !== true) {
     Json::die([
         'result'=>false,
         'reason'=>$result
@@ -210,4 +262,4 @@ if($result !== true){
 Json::die([
     'result'=>true,
     'reason'=>'success'
-]);
\ No newline at end of file
+]);
diff --git a/f_install/templates/.htaccess b/f_install/templates/.htaccess
new file mode 100644
index 00000000..698196ae
--- /dev/null
+++ b/f_install/templates/.htaccess
@@ -0,0 +1 @@
+Deny from  all
\ No newline at end of file
diff --git a/d_setting/KakaoKey.orig.php b/f_install/templates/KakaoKey.orig.php
similarity index 100%
rename from d_setting/KakaoKey.orig.php
rename to f_install/templates/KakaoKey.orig.php
diff --git a/d_setting/RootDB.orig.php b/f_install/templates/RootDB.orig.php
similarity index 100%
rename from d_setting/RootDB.orig.php
rename to f_install/templates/RootDB.orig.php
diff --git a/d_setting/ServConfig.orig.php b/f_install/templates/ServConfig.orig.php
similarity index 100%
rename from d_setting/ServConfig.orig.php
rename to f_install/templates/ServConfig.orig.php
diff --git a/f_install/templates/common.orig.css b/f_install/templates/common.orig.css
new file mode 100644
index 00000000..e41d298d
--- /dev/null
+++ b/f_install/templates/common.orig.css
@@ -0,0 +1,58 @@
+@charset "utf-8";
+
+.bg0    { background-image:url('_tK_gameImagePath_/back_walnut.jpg'); }
+.bg1    { background-image:url('_tK_gameImagePath_/back_green.jpg'); }
+.bg2    { background-image:url('_tK_gameImagePath_/back_blue.jpg'); }
+
+.img_back {background-image:url('_tK_gameImagePath_/back.jpg'); }
+
+/* 레거시. */
+#bg0    { background-image:url('_tK_gameImagePath_/back_walnut.jpg'); }
+#bg1    { background-image:url('_tK_gameImagePath_/back_green.jpg'); }
+#bg2    { background-image:url('_tK_gameImagePath_/back_blue.jpg'); }
+
+.map_detail .map_title{
+    background:
+        url('_tK_gameImagePath_/ltitle.jpg') no-repeat left, 
+        url('_tK_gameImagePath_/rtitle.jpg') no-repeat right;
+}
+
+.map_detail.map_spring .map_title_text{
+    background:
+        url('_tK_gameImagePath_/ad.gif') no-repeat left, 
+        url('_tK_gameImagePath_/spring.gif') no-repeat right;
+}
+
+.map_detail.map_summer .map_title_text{
+    background:
+        url('_tK_gameImagePath_/ad.gif') no-repeat left, 
+        url('_tK_gameImagePath_/summer.gif') no-repeat right;
+}
+
+.map_detail.map_fall .map_title_text{
+    background:
+        url('_tK_gameImagePath_/ad.gif') no-repeat left, 
+        url('_tK_gameImagePath_/fall.gif') no-repeat right;
+}
+
+.map_detail.map_winter .map_title_text{
+    background:
+        url('_tK_gameImagePath_/ad.gif') no-repeat left, 
+        url('_tK_gameImagePath_/winter.gif') no-repeat right;
+}
+
+.map_spring .map_body{
+    background: url('_tK_gameImagePath_/map1.jpg') no-repeat;
+}
+
+.map_summer .map_body{
+    background: url('_tK_gameImagePath_/map2.jpg') no-repeat;
+}
+
+.map_fall .map_body{
+    background: url('_tK_gameImagePath_/map3.jpg') no-repeat;
+}
+
+.map_winter .map_body{
+    background: url('_tK_gameImagePath_/map4.jpg') no-repeat;
+}
\ No newline at end of file
diff --git a/f_install/templates/common_path.orig.js b/f_install/templates/common_path.orig.js
new file mode 100644
index 00000000..4918f8ca
--- /dev/null
+++ b/f_install/templates/common_path.orig.js
@@ -0,0 +1,5 @@
+window.pathConfig = {
+    root:"_tK_serverBasePath_",
+    sharedIcon:"_tK_sharedIconPath_",
+    gameImage:"_tK_gameImagePath_"
+};
\ No newline at end of file
diff --git a/src/sammo/WebUtil.php b/src/sammo/WebUtil.php
index 5595c064..5e53b809 100644
--- a/src/sammo/WebUtil.php
+++ b/src/sammo/WebUtil.php
@@ -12,6 +12,11 @@ class WebUtil
         return str_replace('.', '\\.', $ip);
     }
 
+    public static function resolveRelativePath(string $path, string $basepath) : string
+    {
+        return \phpUri::parse($basepath)->join($path);
+    }
+
     public static function setHeaderNoCache()
     {
         if (!headers_sent()) {
diff --git a/vendor/composer/autoload_files.php b/vendor/composer/autoload_files.php
index 20b15c94..325499f6 100644
--- a/vendor/composer/autoload_files.php
+++ b/vendor/composer/autoload_files.php
@@ -9,5 +9,6 @@ return array(
     'c964ee0ededf28c96ebd9db5099ef910' => $vendorDir . '/guzzlehttp/promises/src/functions_include.php',
     'a0edc8309cc5e1d60e3047b5df6b7052' => $vendorDir . '/guzzlehttp/psr7/src/functions_include.php',
     '37a3dc5111fe8f707ab4c132ef1dbc62' => $vendorDir . '/guzzlehttp/guzzle/src/functions_include.php',
+    '5b154887902198b16314243c6e0e3e19' => $vendorDir . '/pguardiario/phpuri/phpuri.php',
     '870dc64919afa8b0f700701bb2c6a783' => $baseDir . '/f_config/config.php',
 );
diff --git a/vendor/composer/autoload_static.php b/vendor/composer/autoload_static.php
index def87f15..78b46bcf 100644
--- a/vendor/composer/autoload_static.php
+++ b/vendor/composer/autoload_static.php
@@ -10,6 +10,7 @@ class ComposerStaticInit67b09c83b85c3bc0027caefe5bba171a
         'c964ee0ededf28c96ebd9db5099ef910' => __DIR__ . '/..' . '/guzzlehttp/promises/src/functions_include.php',
         'a0edc8309cc5e1d60e3047b5df6b7052' => __DIR__ . '/..' . '/guzzlehttp/psr7/src/functions_include.php',
         '37a3dc5111fe8f707ab4c132ef1dbc62' => __DIR__ . '/..' . '/guzzlehttp/guzzle/src/functions_include.php',
+        '5b154887902198b16314243c6e0e3e19' => __DIR__ . '/..' . '/pguardiario/phpuri/phpuri.php',
         '870dc64919afa8b0f700701bb2c6a783' => __DIR__ . '/../..' . '/f_config/config.php',
     );
 
diff --git a/vendor/composer/installed.json b/vendor/composer/installed.json
index 4e27ebce..c2931551 100644
--- a/vendor/composer/installed.json
+++ b/vendor/composer/installed.json
@@ -463,6 +463,32 @@
             "psr-3"
         ]
     },
+    {
+        "name": "pguardiario/phpuri",
+        "version": "1.0",
+        "version_normalized": "1.0.0.0",
+        "source": {
+            "type": "git",
+            "url": "https://github.com/monkeysuffrage/phpuri.git",
+            "reference": "ad0a5ec033fe616cfef55578b9c7f2458be8fbfc"
+        },
+        "dist": {
+            "type": "zip",
+            "url": "https://api.github.com/repos/monkeysuffrage/phpuri/zipball/ad0a5ec033fe616cfef55578b9c7f2458be8fbfc",
+            "reference": "ad0a5ec033fe616cfef55578b9c7f2458be8fbfc",
+            "shasum": ""
+        },
+        "time": "2015-05-24T09:13:17+00:00",
+        "type": "project",
+        "installation-source": "dist",
+        "autoload": {
+            "files": [
+                "phpuri.php"
+            ]
+        },
+        "notification-url": "https://packagist.org/downloads/",
+        "description": "A php library for converting relative urls to absolute."
+    },
     {
         "name": "php-extended/php-system",
         "version": "1.3.0",
diff --git a/vendor/pguardiario/phpuri/README.md b/vendor/pguardiario/phpuri/README.md
new file mode 100644
index 00000000..bf4cb63b
--- /dev/null
+++ b/vendor/pguardiario/phpuri/README.md
@@ -0,0 +1,18 @@
+Phpuri
+=========
+
+A php library for converting relative urls to absolute.
+
+```php
+require 'phpuri.php';
+echo phpUri::parse('https://www.google.com/')->join('foo');
+//==> https://www.google.com/foo
+```
+
+### Benchmark
+<pre>
+php test.php
+rel2abs:         successes -> 26, failures => 9, elapsed time: 0.001301
+url_to_absolute: successes -> 32, failures => 3, elapsed time: 0.0029089999999999
+phpuri:          successes -> 35, failures => 0, elapsed time: 0.002402
+</pre>
\ No newline at end of file
diff --git a/vendor/pguardiario/phpuri/composer.json b/vendor/pguardiario/phpuri/composer.json
new file mode 100644
index 00000000..e1d1fbc7
--- /dev/null
+++ b/vendor/pguardiario/phpuri/composer.json
@@ -0,0 +1,11 @@
+{
+    "name": "pguardiario/phpuri",
+	"type": "project",
+	"version": "1.0",
+    "description": "A php library for converting relative urls to absolute.",
+	"autoload" : {
+		"files": [
+			"phpuri.php"
+		]
+	}
+}
diff --git a/vendor/pguardiario/phpuri/phpuri.php b/vendor/pguardiario/phpuri/phpuri.php
new file mode 100644
index 00000000..75c9bf52
--- /dev/null
+++ b/vendor/pguardiario/phpuri/phpuri.php
@@ -0,0 +1,197 @@
+<?php
+	/**
+	 * A php library for converting relative urls to absolute.
+	 * Website: https://github.com/monkeysuffrage/phpuri
+	 *
+	 * <pre>
+	 * echo phpUri::parse('https://www.google.com/')->join('foo');
+	 * //==> https://www.google.com/foo
+	 * </pre>
+	 *
+	 * Licensed under The MIT License
+	 * Redistributions of files must retain the above copyright notice.
+	 *
+	 * @author  P Guardiario <pguardiario@gmail.com>
+	 * @version 1.0
+	 */
+
+	/**
+	 * phpUri
+	 */
+	class phpUri
+	{
+
+		/**
+		 * http(s)://
+		 * @var string
+		 */
+		public $scheme;
+
+		/**
+		 * www.example.com
+		 * @var string
+		 */
+		public $authority;
+
+		/**
+		 * /search
+		 * @var string
+		 */
+		public $path;
+
+		/**
+		 * ?q=foo
+		 * @var string
+		 */
+		public $query;
+
+		/**
+		 * #bar
+		 * @var string
+		 */
+		public $fragment;
+
+		private function __construct( $string )
+		{
+			preg_match_all( '/^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?$/', $string, $m );
+			$this->scheme    = $m[ 2 ][ 0 ];
+			$this->authority = $m[ 4 ][ 0 ];
+
+			/**
+			 * CHANGE:
+			 * @author Dominik Habichtsberg <Dominik.Habichtsberg@Hbg-IT.de>
+			 * @since  24 Mai 2015 10:02 Uhr
+			 *
+			 * Former code:  $this->path = ( empty( $m[ 5 ][ 0 ] ) ) ? '/' : $m[ 5 ][ 0 ];
+			 * No tests failed, when the path is empty.
+			 * With the former code, the relative urls //g and #s failed
+			 */
+			$this->path     = $m[ 5 ][ 0 ];
+			$this->query    = $m[ 7 ][ 0 ];
+			$this->fragment = $m[ 9 ][ 0 ];
+		}
+
+		private function to_str()
+		{
+			$ret = '';
+			if ( !empty( $this->scheme ) )
+			{
+				$ret .= "{$this->scheme}:";
+			}
+
+			if ( !empty( $this->authority ) )
+			{
+				$ret .= "//{$this->authority}";
+			}
+
+			$ret .= $this->normalize_path( $this->path );
+
+			if ( !empty( $this->query ) )
+			{
+				$ret .= "?{$this->query}";
+			}
+
+			if ( !empty( $this->fragment ) )
+			{
+				$ret .= "#{$this->fragment}";
+			}
+
+			return $ret;
+		}
+
+		private function normalize_path( $path )
+		{
+			if ( empty( $path ) )
+			{
+				return '';
+			}
+
+			$normalized_path = $path;
+			$normalized_path = preg_replace( '`//+`', '/', $normalized_path, -1, $c0 );
+			$normalized_path = preg_replace( '`^/\\.\\.?/`', '/', $normalized_path, -1, $c1 );
+			$normalized_path = preg_replace( '`/\\.(/|$)`', '/', $normalized_path, -1, $c2 );
+
+			/**
+			 * CHANGE:
+			 * @author Dominik Habichtsberg <Dominik.Habichtsberg@Hbg-IT.de>
+			 * @since  24 Mai 2015 10:05 Uhr
+			 * changed limit form -1 to 1, because climbing up the directory-tree failed
+			 */
+			$normalized_path = preg_replace( '`/[^/]*?/\\.\\.(/|$)`', '/', $normalized_path, 1, $c3 );
+			$num_matches     = $c0 + $c1 + $c2 + $c3;
+
+			return ( $num_matches > 0 ) ? $this->normalize_path( $normalized_path ) : $normalized_path;
+		}
+
+		/**
+		 * Parse an url string
+		 *
+		 * @param string $url the url to parse
+		 *
+		 * @return phpUri
+		 */
+		public static function parse( $url )
+		{
+			$uri = new phpUri( $url );
+
+			return $uri;
+		}
+
+		/**
+		 * Join with a relative url
+		 *
+		 * @param string $relative the relative url to join
+		 *
+		 * @return string
+		 */
+		public function join( $relative )
+		{
+			$uri = new phpUri( $relative );
+			switch ( TRUE )
+			{
+				case !empty( $uri->scheme ):
+					break;
+
+				case !empty( $uri->authority ):
+					break;
+
+				case empty( $uri->path ):
+					$uri->path = $this->path;
+					if ( empty( $uri->query ) )
+					{
+						$uri->query = $this->query;
+					}
+					break;
+
+				case strpos( $uri->path, '/' ) === 0:
+					break;
+
+				default:
+					$base_path = $this->path;
+					if ( strpos( $base_path, '/' ) === FALSE )
+					{
+						$base_path = '';
+					}
+					else
+					{
+						$base_path = preg_replace( '/\/[^\/]+$/', '/', $base_path );
+					}
+					if ( empty( $base_path ) && empty( $this->authority ) )
+					{
+						$base_path = '/';
+					}
+					$uri->path = $base_path . $uri->path;
+			}
+
+			if ( empty( $uri->scheme ) )
+			{
+				$uri->scheme = $this->scheme;
+				if ( empty( $uri->authority ) )
+				{
+					$uri->authority = $this->authority;
+				}
+			}
+
+			return $uri->to_str();
+		}
+	}
\ No newline at end of file