diff --git a/static/index.js b/static/index.js
index 2d25990..ae6600c 100644
--- a/static/index.js
+++ b/static/index.js
@@ -2,6 +2,7 @@
 var messages = document.getElementById('messages');
 var form = document.getElementById('form');
 var input = document.getElementById('input');
+const server = new URLSearchParams(document.location.search).get('server') || '/';
 
 async function goPage(count) {
     let counter = input.value.match(/[^\s]+$/g);
@@ -42,7 +43,7 @@ async function main(e) {
 
     if (!input.value) return false;
 
-    let msg = await fetch("/", {
+    let msg = await fetch(server, {
         "method": "POST",
         "headers": {
             "content-type": "application/json",
@@ -69,7 +70,7 @@ document.querySelector('.next').addEventListener('click', (e) => { e.preventDefa
 input.value = '/help 1';
 goPage(0);
 
-setTimeout(function() {
+setTimeout(function () {
     input.value = '/inv 1';
     goPage(0);
-},500)
\ No newline at end of file
+}, 500)
\ No newline at end of file