diff --git a/bulkDeleteConversations.js b/bulkDeleteConversations.js
index 0a8801c..d1e2251 100644
--- a/bulkDeleteConversations.js
+++ b/bulkDeleteConversations.js
@@ -1,9 +1,3 @@
-const Selectors = {
-  conversationsCheckbox: '.conversation-checkbox:checked',
-  deleteButton: 'nav div a>div>button:nth-child(2)',
-  confirmDeleteButton: 'button.btn.btn-danger',
-};
-
 async function bulkDeleteConversations() {
   const selectedConversations = getSelectedConversations();
 
diff --git a/globals.js b/globals.js
new file mode 100644
index 0000000..130f70d
--- /dev/null
+++ b/globals.js
@@ -0,0 +1,8 @@
+let lastChecked = null;
+
+const Selectors = {
+    conversationsCheckbox: '.conversation-checkbox:checked',
+    deleteButton: 'nav div a>div>button:nth-child(2)',
+    confirmDeleteButton: 'button.btn.btn-danger',
+};
+  
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index c62ac60..22cbc4c 100644
--- a/manifest.json
+++ b/manifest.json
@@ -21,6 +21,7 @@
         "*://chat.openai.com/*"
       ],
       "js": [
+        "globals.js",
         "addCheckboxes.js",
         "bulkDeleteConversations.js"
       ]