diff --git a/src/editor.js b/src/editor.js
index 109e9ae..d814029 100644
--- a/src/editor.js
+++ b/src/editor.js
@@ -192,7 +192,8 @@ define(['bslGlobals', 'bslMetadata', 'snippets', 'bsl_language', 'vs/editor/edit
 
   setTheme = function (theme) {
         
-    monaco.editor.setTheme(theme);    
+    monaco.editor.setTheme(theme);
+    setThemeVariablesDisplay(theme);
 
   }
 
@@ -269,6 +270,7 @@ define(['bslGlobals', 'bslMetadata', 'snippets', 'bsl_language', 'vs/editor/edit
 
     version1C = version;
     initContextMenuActions();
+    editor.layout();
 
   }
 
@@ -406,10 +408,10 @@ define(['bslGlobals', 'bslMetadata', 'snippets', 'bsl_language', 'vs/editor/edit
 
   }
 
-  getVarsNames = function () {
+  getVarsNames = function (includeLineNumber = false) {
     
     let bsl = new bslHelper(editor.getModel(), editor.getPosition());		
-    return bsl.getVarsNames(0);    
+    return bsl.getVarsNames(0, includeLineNumber);    
     
   }
 
@@ -1415,6 +1417,40 @@ define(['bslGlobals', 'bslMetadata', 'snippets', 'bsl_language', 'vs/editor/edit
 
   }
 
+  showVariablesDescription = function(variablesJSON) {    
+    
+    try {
+
+      showVariablesDisplay();
+
+      const variables = JSON.parse(variablesJSON);
+      treeview = new Treeview("#variables-tree", editor, "./tree/icons/");
+      treeview.replaceData(variables);
+      return true;
+
+    }
+    catch (e) {
+      return { errorDescription: e.message };
+    }
+
+  }
+
+  updateVariableDescription = function(variableId, variableJSON) { 
+
+    try {
+
+      const variables = JSON.parse(variableJSON);
+      treeview.replaceData(variables, variableId);
+      treeview.open(variableId);
+      return true;
+
+    }
+    catch (e) {
+      return { errorDescription: e.message };
+    }
+
+  }   
+    
   setDefaultStyle = function() {
 
     setFontFamily("Courier New");
@@ -1586,6 +1622,7 @@ define(['bslGlobals', 'bslMetadata', 'snippets', 'bsl_language', 'vs/editor/edit
   // #region editor events
   function initEditorEventListenersAndProperies() {
 
+    editor.sendEvent = sendEvent;
     editor.decorations = [];
     editor.bookmarks = new Map();
     editor.checkBookmarks = true;
@@ -2187,7 +2224,6 @@ define(['bslGlobals', 'bslMetadata', 'snippets', 'bsl_language', 'vs/editor/edit
     else if (element.classList.contains('detected-link-active')) {
 
       let href = getNativeLinkHref(element, null);
-
       if (href) {
         sendEvent("EVENT_ON_LINK_CLICK", { label: href, href: href });
         setTimeout(() => {
@@ -2842,7 +2878,7 @@ define(['bslGlobals', 'bslMetadata', 'snippets', 'bsl_language', 'vs/editor/edit
     updateStatusBar();
 
   }
-
+  
   function createDiffWidget(e) {
 
     if (inlineDiffWidget) {
@@ -3062,6 +3098,36 @@ define(['bslGlobals', 'bslMetadata', 'snippets', 'bsl_language', 'vs/editor/edit
     bslHelper.setText('', editor.getModel().getFullModelRange(), false);
     editor.checkBookmarks = true;
 
+  }
+
+  function showVariablesDisplay() {
+
+    document.getElementById("container").style.height = "70%";
+    getActiveEditor().layout();
+    document.getElementById("display-title").innerHTML = engLang ? "Variables" : "Просмотр значений переменных:"
+    let element = document.getElementById("display");
+    element.style.height = "30%";
+    element.style.display = "block";
+
+  }
+
+  function hideVariablesDisplay() {
+    
+    document.getElementById("container").style.height = "100%";
+    getActiveEditor().layout();
+    let element = document.getElementById("display");
+    element.style.height = "0";
+    element.style.display = "none";
+
+  }
+
+  function setThemeVariablesDisplay(theme) {
+
+    if (0 < theme.indexOf('dark'))
+      document.getElementById("display").classList.add('dark');
+    else
+      document.getElementById("display").classList.remove('dark');
+
   }
   // #endregion
 
@@ -3120,6 +3186,12 @@ define(['bslGlobals', 'bslMetadata', 'snippets', 'bsl_language', 'vs/editor/edit
       resizeStatusBar();    
     
   }, true);
+
+  document.getElementById("display-close").addEventListener("click", (event) => {    
+    
+    hideVariablesDisplay();
+
+  });
   // #endregion
 
 });
diff --git a/src/index.html b/src/index.html
index 0952574..b54ca8c 100644
--- a/src/index.html
+++ b/src/index.html
@@ -6,6 +6,7 @@
   <meta http-equiv="X-UA-Compatible" content="IE=edge" />
   <meta http-equiv="Content-Type" content="text/html;charset=utf-8">  
   <link href="./decorations.css" rel="stylesheet">
+  <link href="./tree/tree.css" rel="stylesheet">
   <style>
     html,
     body {
@@ -21,6 +22,15 @@
 <body>
 
   <div id="container"></div>
+  <div id="display">
+    <div id="display-header">
+      <div id="display-title"></div>
+      <div id="display-close"></div>
+    </div>
+    <div id="variables-display">
+      <div id="variables-tree"></div>
+    </div>    
+  </div>
   <button id="event-button"></button>
 
   <script>
@@ -33,6 +43,7 @@
   <script src="./finder.js"></script>
   <script src="./bsl_helper.js"></script>
   <script src="./init.js"></script>
+  <script src="./tree/tree.js"></script>
 
 </body>
 
diff --git a/src/test.html b/src/test.html
index d754cfd..7cf16ec 100644
--- a/src/test.html
+++ b/src/test.html
@@ -11,6 +11,7 @@
   </script>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/chai/2.0.0/chai.js"></script>  
   <link href="./decorations.css" rel="stylesheet">
+  <link href="./tree/tree.css" rel="stylesheet">  
 </head>
 
 <body>
@@ -210,6 +211,15 @@
   </script>
 
   <div id="container" style="width:100%;height:400px;border:1px solid grey"></div>  
+  <div id="display">
+    <div id="display-header">
+      <div id="display-title"></div>
+      <div id="display-close"></div>
+    </div>
+    <div id="variables-display">
+      <div id="variables-tree"></div>
+    </div>    
+  </div>
   <button id="event-button"></button>
 
   <script src="./vs/loader.js"></script>
@@ -217,6 +227,7 @@
   <script src="./finder.js"></script>
   <script src="./bsl_helper.js"></script>
   <script src="./test.js"></script>
+  <script src="./tree/tree.js"></script>
 
   <div id="mocha"></div>