diff --git a/themes/common.js b/themes/common.js
index 11d5909a..ccdc2aed 100644
--- a/themes/common.js
+++ b/themes/common.js
@@ -1753,4 +1753,11 @@ async function run_dropdown_shift(dropdown){
             __type__: 'update'
         }, "advance_arg_input_legacy", "obj");
     }
+}
+
+async function duplicate_in_new_window() {
+    // 获取当前页面的URL
+    var url = window.location.href;
+    // 在新标签页中打开这个URL
+    window.open(url, '_blank');
 }
\ No newline at end of file
diff --git a/themes/gui_toolbar.py b/themes/gui_toolbar.py
index ed026096..7004da9f 100644
--- a/themes/gui_toolbar.py
+++ b/themes/gui_toolbar.py
@@ -29,6 +29,10 @@ def define_gui_toolbar(AVAIL_LLM_MODELS, LLM_MODEL, INIT_SYS_PROMPT, THEME, AVAI
                 checkboxes_2 = gr.CheckboxGroup(opt, value=value, label="显示/隐藏自定义菜单", elem_id='cbsc').style(container=False)
                 dark_mode_btn = gr.Button("切换界面明暗 ☀", variant="secondary").style(size="sm")
                 dark_mode_btn.click(None, None, None, _js=js_code_for_toggle_darkmode)
+                open_new_tab = gr.Button("打开新对话", variant="secondary").style(size="sm")
+                open_new_tab.click(None, None, None, _js=f"""()=>duplicate_in_new_window()""")
+
+
             with gr.Tab("帮助", elem_id="interact-panel"):
                 gr.Markdown(help_menu_description)
     return checkboxes, checkboxes_2, max_length_sl, theme_dropdown, system_prompt, file_upload_2, md_dropdown, top_p, temperature
\ No newline at end of file