diff --git a/script.js b/script.js
index 920b639..6cf375a 100644
--- a/script.js
+++ b/script.js
@@ -4,8 +4,8 @@ let idle_timer
 function reset_idle() {
     if (idle_timer) clearTimeout(idle_timer)
     idle_timer = setTimeout(() => {
-        if (window.location.pathname != "/" || window.location.search != "")
-            window.location.href = "/"
+        if (globalThis.location.pathname != "/" || globalThis.location.search != "")
+            globalThis.location.href = "/"
         idle_timer = undefined
     }, 30 * 1000)
 }
@@ -17,7 +17,7 @@ document.addEventListener("keydown", ev => {
     reset_idle()
     if (ev.ctrlKey || ev.altKey) return
     if (ev.code == "F5" || (ev.ctrlKey && ev.code == "KeyR"))
-        return window.location.reload() // reimplement reload for electron usage
+        return globalThis.location.reload() // reimplement reload for electron usage
     if (!(document.activeElement instanceof HTMLInputElement)) {
         if (ev.code.startsWith("Digit")) {
             if (document.forms.buy_product)
@@ -30,11 +30,13 @@ document.addEventListener("keydown", ev => {
         } else if (ev.code.startsWith("Key") || ev.code == "Space") {
             if (document.forms.user_creation)
                 return document.forms.user_creation.create_user.value += ev.key
+            if (document.forms.buy_product)
+                return document.forms.buy_product.pcode.value += ev.key
         } else if (ev.code == "Backspace") {
             if (document.forms.user_creation)
                 return document.forms.user_creation.create_user.value = ""
         } else if (ev.code == "Escape") {
-            window.location.href = "/"
+            globalThis.location.href = "/"
             ev.preventDefault()
         }
     }