diff --git a/dashboard-ui/css/librarybrowser.css b/dashboard-ui/css/librarybrowser.css
index 8973a8550..5eec8dc9f 100644
--- a/dashboard-ui/css/librarybrowser.css
+++ b/dashboard-ui/css/librarybrowser.css
@@ -790,7 +790,7 @@ a.itemTag:hover {
 
 @media all and (min-width: 1920px) {
     .ehsContent {
-        max-width: 1240px;
+        max-width: 1260px;
     }
 }
 
diff --git a/dashboard-ui/library.html b/dashboard-ui/library.html
index 47258a1e0..f4b84f813 100644
--- a/dashboard-ui/library.html
+++ b/dashboard-ui/library.html
@@ -10,7 +10,7 @@
             <div class="content-primary">
                 <div data-role="controlgroup" data-type="horizontal" class="localnav" data-mini="true">
                     <a href="#" data-role="button" class="ui-btn-active">Media Folders</a>
-                    <a href="librarypathmapping.html" data-role="button">Path Mapping</a>
+                    <a href="librarypathmapping.html" data-role="button">Path Substitution</a>
                     <a href="librarysettings.html" data-role="button">Advanced</a>
                 </div>
                 <div class="readOnlyContent">
diff --git a/dashboard-ui/librarypathmapping.html b/dashboard-ui/librarypathmapping.html
index 0fd82729a..03d465f38 100644
--- a/dashboard-ui/librarypathmapping.html
+++ b/dashboard-ui/librarypathmapping.html
@@ -10,12 +10,48 @@
             <div class="content-primary">
                 <div data-role="controlgroup" data-type="horizontal" class="localnav" data-mini="true">
                     <a href="library.html" data-role="button">Media Folders</a>
-                    <a href="#" data-role="button" class="ui-btn-active">Path Mapping</a>
+                    <a href="#" data-role="button" class="ui-btn-active">Path Substitution</a>
                     <a href="librarysettings.html" data-role="button">Advanced</a>
                 </div>
 
-                <form id="libraryPathMappingForm">
+                <div class="readOnlyContent">
+                    <p>Path substitutions are used for mapping a path on the server to a path that clients are able to access. By allowing clients direct access to media on the server they may be able to play them directly over the network and avoid using server resources to stream and transcode them.</p>
+                </div>
 
+                <table id="tblPaths" data-role="table" data-mode="reflow" class="ui-responsive">
+                    <thead>
+                        <tr>
+                            <th></th>
+                            <th>From</th>
+                            <th>To</th>
+                        </tr>
+                    </thead>
+                    <tbody class="tbodyPathSubstitutions">
+                    </tbody>
+                </table>
+
+                <br />
+
+                <form class="libraryPathMappingForm">
+
+                    <div>
+                        <h3 class="ui-bar-a" style="padding: .7em 1em;">Add Substitution</h3>
+                        <div>
+                            <label for="txtFrom">From:</label>
+                            <input id="txtFrom" type="text" required="required" data-mini="true" />
+                            <div class="fieldDescription">Example: D:\Movies (on the server)</div>
+                        </div>
+                        <br />
+                        <div>
+                            <label for="txtTo">To:</label>
+                            <input id="txtTo" type="text" required="required" data-mini="true" />
+                            <div class="fieldDescription">Example: \\MyServer\Movies (a path clients can access)</div>
+                        </div>
+                        <br />
+                        <p>
+                            <button type="submit" data-mini="true" data-icon="plus">Add</button>
+                        </p>
+                    </div>
 
                 </form>
 
diff --git a/dashboard-ui/librarysettings.html b/dashboard-ui/librarysettings.html
index 279a504f7..299b6d34d 100644
--- a/dashboard-ui/librarysettings.html
+++ b/dashboard-ui/librarysettings.html
@@ -10,7 +10,7 @@
             <div class="content-primary">
                 <div data-role="controlgroup" data-type="horizontal" class="localnav" data-mini="true">
                     <a href="library.html" data-role="button">Media Folders</a>
-                    <a href="librarypathmapping.html" data-role="button">Path Mapping</a>
+                    <a href="librarypathmapping.html" data-role="button">Path Substitution</a>
                     <a href="#" data-role="button" class="ui-btn-active">Advanced</a>
                 </div>
 
diff --git a/dashboard-ui/scripts/directorybrowser.js b/dashboard-ui/scripts/directorybrowser.js
index 33b5c105f..c9ec9f232 100644
--- a/dashboard-ui/scripts/directorybrowser.js
+++ b/dashboard-ui/scripts/directorybrowser.js
@@ -91,7 +91,7 @@
             }
 
             options.header = options.header || "Select Media Path";
-            options.instruction = options.instruction || "Any path will do, but for optimal playback of bluray, dvd folders, and games, <b>network paths (UNC)</b> are recommended.";
+            options.instruction = options.instruction || "";
 
             var html = '<div data-transition="fade" data-role="popup" id="popupDirectoryPicker" class="popup" style="min-width:65%;">';
 
@@ -101,9 +101,12 @@
 
             html += '<div data-role="content" class="ui-content">';
             html += '<form>';
-            html += '<p class="directoryPickerHeadline">' + options.instruction + '<br/><br/>Network paths can be entered manually in the event the Network button fails to locate your devices. For example, <b>\\\\my-server</b> or <b>\\\\192.168.1.101</b>.</p>';
 
-            html += '<div style="margin:0;">';
+            var instruction = options.instruction ? options.instruction + '<br/><br/>' : '';
+            
+            html += '<p class="directoryPickerHeadline">' + instruction + 'Network paths can be entered manually in the event the Network button fails to locate your devices. For example, <b>\\\\my-server</b> or <b>\\\\192.168.1.101</b>.</p>';
+
+            html += '<div style="margin:20px 0 0;">';
             html += '<label for="txtDirectoryPickerPath" class="lblDirectoryPickerPath">Current Path:</label>';
             html += '<div style="width:92%;display:inline-block;"><input id="txtDirectoryPickerPath" name="txtDirectoryPickerPath" type="text" required="required" style="font-weight:bold;" /></div>';
             html += '<button class="btnRefreshDirectories" type="button" data-icon="refresh" data-inline="true" data-mini="true" data-iconpos="notext">Refresh</button>';
diff --git a/dashboard-ui/scripts/librarypathmapping.js b/dashboard-ui/scripts/librarypathmapping.js
index 1c654a180..7467ef927 100644
--- a/dashboard-ui/scripts/librarypathmapping.js
+++ b/dashboard-ui/scripts/librarypathmapping.js
@@ -1,12 +1,100 @@
 (function ($, document, window) {
 
+    var currentConfig;
+
+    function remove(page, index) {
+
+        Dashboard.confirm("Are you sure you wish to delete this path substitution?", "Confirm Deletion", function (result) {
+
+            if (result) {
+
+                ApiClient.getServerConfiguration().done(function (config) {
+
+                    config.PathSubstitutions.splice(index, 1);
+
+                    ApiClient.updateServerConfiguration(config).done(function () {
+
+                        reload(page);
+                    });
+                });
+            }
+
+        });
+
+
+    }
+
+    function addSubstitution(page, config) {
+
+        config.PathSubstitutions.push({
+            From: $('#txtFrom', page).val(),
+            To: $('#txtTo', page).val()
+        });
+
+    }
+
+    function reloadPathMappings(page, config) {
+
+        var index = 0;
+
+        var html = config.PathSubstitutions.map(function (map) {
+
+            var mapHtml = '<tr>';
+
+            mapHtml += '<td>';
+            mapHtml += '<button class="btnDeletePath" data-index="' + index + '" data-mini="true" data-inline="true" data-icon="delete" data-iconpos="notext" type="button" style="margin:0 .5em 0 0;">Delete</button>';
+            mapHtml += '</td>';
+
+            mapHtml += '<td style="vertical-align:middle;">';
+            mapHtml += map.From;
+            mapHtml += '</td>';
+
+            mapHtml += '<td style="vertical-align:middle;">';
+            mapHtml += map.To;
+            mapHtml += '</td>';
+
+            mapHtml += '</tr>';
+
+            index++;
+
+            return mapHtml;
+        });
+
+        var elem = $('.tbodyPathSubstitutions', page).html(html.join('')).parents('table').table('refresh').trigger('create');
+
+        $('.btnDeletePath', elem).on('click', function () {
+
+            remove(page, parseInt(this.getAttribute('data-index')));
+        });
+
+        if (config.PathSubstitutions.length) {
+            $('#tblPaths', page).show();
+        } else {
+            $('#tblPaths', page).hide();
+        }
+    }
+
     function loadPage(page, config) {
 
+        currentConfig = config;
 
+        reloadPathMappings(page, config);
         Dashboard.hideLoadingMsg();
     }
 
-    $(document).on('pageshow', ".libraryPathMappingForm", function () {
+    function reload(page) {
+
+        $('#txtFrom', page).val('');
+        $('#txtTo', page).val('');
+
+        ApiClient.getServerConfiguration().done(function (config) {
+
+            loadPage(page, config);
+
+        });
+    }
+
+    $(document).on('pageshow', "#libraryPathMappingPage", function () {
 
         Dashboard.showLoadingMsg();
 
@@ -18,6 +106,10 @@
 
         });
 
+    }).on('pagehide', "#libraryPathMappingPage", function () {
+
+        currentConfig = null;
+
     });
 
     window.LibraryPathMappingPage = {
@@ -27,11 +119,15 @@
             Dashboard.showLoadingMsg();
 
             var form = this;
+            var page = $(form).parents('.page');
 
             ApiClient.getServerConfiguration().done(function (config) {
 
+                addSubstitution(page, config);
+                ApiClient.updateServerConfiguration(config).done(function () {
 
-                ApiClient.updateServerConfiguration(config).done(Dashboard.processServerConfigurationUpdateResult);
+                    reload(page);
+                });
             });
 
             // Disable default form submission
diff --git a/dashboard-ui/scripts/medialibrarypage.js b/dashboard-ui/scripts/medialibrarypage.js
index 32c71ee7c..e194add12 100644
--- a/dashboard-ui/scripts/medialibrarypage.js
+++ b/dashboard-ui/scripts/medialibrarypage.js
@@ -155,6 +155,8 @@
         }
         html += '</ul>';
 
+        html += '<p>Use <a href="librarypathmapping.html">path substitution</a> to map server paths to network shares that clients are able to access.</p>';
+
         html += '<p>';
         html += '<button type="button" data-inline="true" data-icon="minus" data-folderindex="' + index + '" onclick="MediaLibraryPage.deleteVirtualFolder(this);" data-mini="true">Remove</button>';
         html += '<button type="button" data-inline="true" data-icon="edit" data-folderindex="' + index + '" onclick="MediaLibraryPage.renameVirtualFolder(this);" data-mini="true">Rename</button>';