diff --git a/browser/src/parser/node.ts b/browser/src/parser/node.ts
index fcee854..f248a12 100644
--- a/browser/src/parser/node.ts
+++ b/browser/src/parser/node.ts
@@ -1,5 +1,5 @@
-import readline from 'readline';
 import Parser from './parser.ts';
+import { prompting } from './utils/prompting.ts';
 
 // mutate fetch to be local
 
@@ -14,11 +14,4 @@ fetch = async (path: string) => {
 
 const parser = await Parser.instance();
 
-const rl = readline.createInterface({
-  input: process.stdin,
-  output: process.stdout,
-});
-rl.question(`Terminal ID? `, async (id) => {
-  console.log(JSON.stringify(await parser.parse(Number.parseInt(id))));
-  rl.close();
-});
+console.log(JSON.stringify(await parser.parse(Number.parseInt((await prompting('Terminal ID')) ?? ''))));
diff --git a/browser/src/parser/parser.ts b/browser/src/parser/parser.ts
index 60b84d6..8012838 100644
--- a/browser/src/parser/parser.ts
+++ b/browser/src/parser/parser.ts
@@ -20,6 +20,7 @@ import { TerminatorsVI } from './terminators/VI.ts';
 import { TerminatorsVM } from './terminators/VM.ts';
 import { TerminatorsVR } from './terminators/VR.ts';
 import './utils/extensions.ts';
+import { prompting } from './utils/prompting.ts';
 
 /*
 Runway IDs for LIED
@@ -73,11 +74,7 @@ class Parser {
     // Get runway this procedure is for
     let runway = this.runways.find(({ ID }) => ID === terminal.RwyID);
     if (!runway) {
-      let id = 26156;
-      if (typeof prompt !== 'undefined')
-        //  throw new Error("Prompt not defined, cannot continue");
-
-        id = Number.parseInt(prompt('Runway ID') ?? '');
+      const id = Number.parseInt((await prompting('Runway ID')) ?? '');
       runway = this.runways.find(({ ID }) => ID === id);
       if (!runway) throw new Error('Procedure links to non existent Runway');
     }
diff --git a/browser/src/parser/utils/prompting.ts b/browser/src/parser/utils/prompting.ts
new file mode 100644
index 0000000..5b8a175
--- /dev/null
+++ b/browser/src/parser/utils/prompting.ts
@@ -0,0 +1,19 @@
+import readline from 'readline';
+
+export const prompting = (message: string) => {
+  return new Promise<string | null>((resolve) => {
+    if (typeof prompt !== 'undefined') {
+      return resolve(prompt(message));
+    }
+
+    const rl = readline.createInterface({
+      input: process.stdin,
+      output: process.stdout,
+    });
+    rl.question(`${message}: `, (id) => {
+      rl.close();
+
+      resolve(id);
+    });
+  });
+};
diff --git a/browser/src/types/types.d.ts b/browser/src/types/types.d.ts
index 3599a00..9dedfb5 100644
--- a/browser/src/types/types.d.ts
+++ b/browser/src/types/types.d.ts
@@ -72,7 +72,7 @@ export declare global {
     ID: number;
     FullName: string;
     ICAO: string;
-    RwyID: number;
+    RwyID?: number;
   };
 
   type NavFix = {