docs: update image loading via browser

Author: EscapedGibbon

docs/Getting started.md

@@ -43,7 +43,7 @@ const parsedImage = readSync('../example.jpg');
 ```
 
 :::tip
-Node.js can also load an image via `fetch` function. To get more information take a look at "Browser" part of this section.
+Node.js can also load an image via `fetchURL`. To get more information take a look at "Browser" part of this section.
 :::
 
 Once the image is loaded, it returns an instance of the `Image` class, so its methods can be applied.
@@ -72,13 +72,12 @@ writeSync('../example.jpg', image);
 
 ### Loading your first image in browser
 
-To load an image via browser, in order to instantiate it, you need to get an `arrayBuffer`. One of the ways :
+To load an image via browser, in order to instantiate it, you may use `fetchURL` function:
 
 ```ts
-const data = await fetch('https:://example.com/image.jpg');
-const bufferedData = await data.arrayBuffer();
-let image = decode(new DataView(bufferedData)); // image is ready for usage
+import { fetchURL } from 'image-js';
 
+let image = await fetchURL('https:://example.com/image.jpg'); // image is ready for usage
 image = image.grey();
 ```