diff --git a/Frontend/assets/css/tools/mock/r11tool.css b/Frontend/assets/css/tools/mock/r11tool.css
index 9368b0b..ad7fed0 100644
--- a/Frontend/assets/css/tools/mock/r11tool.css
+++ b/Frontend/assets/css/tools/mock/r11tool.css
@@ -21,6 +21,7 @@ input {
     border: 2px solid rgba(93, 99, 96, 0.705);
     border-radius: 5px;
     padding: 8px;
+    display: block;
     
 }
 
diff --git a/Frontend/assets/scripts/frame.js b/Frontend/assets/scripts/frame.js
index 3e2e867..0371186 100644
--- a/Frontend/assets/scripts/frame.js
+++ b/Frontend/assets/scripts/frame.js
@@ -31,9 +31,7 @@ function init() {
 
     changeActiveTools('XML');
     var toolUrl = window.location.search.substring(1);
-    if (toolUrl == "")
-        loadLastPage();
-    else if (tools.has(toolUrl))
+    if (tools.has(toolUrl))
         changeTool(toolUrl);
     else
         loadLastPage();
@@ -85,10 +83,12 @@ function changeActiveTools(activeCategoryButton) {
  * @returns {void}
  */
 function changeTool(tool) {
-    const url = tools.get(tool);
-    localStorage.setItem("lastPage", tool);
-    document.getElementById("iframe").src = url;
-    document.location.search = tool;
+    if (tools.has(tool)) {
+        const url = tools.get(tool);
+        document.location.search = tool + "/";
+        localStorage.setItem("lastPage", tool);
+        document.getElementById("iframe").src = url;
+    }
 }
 
 /**