diff --git a/raylib.js b/raylib.js
index 6e48efd..9c14e1b 100644
--- a/raylib.js
+++ b/raylib.js
@@ -129,6 +129,12 @@ class RaylibJs {
     GetScreenHeight() {
         return this.ctx.canvas.height;
     }
+    GetMonitorWidth(monitor){
+        return window.innerWidth;
+    }
+    GetMonitorHeight(monitor){
+        return window.innerHeight;
+    }
 
     GetFrameTime() {
         // TODO: This is a stopgap solution to prevent sudden jumps in dt when the user switches to a differen tab.