docs: Update ReadMe

Update the ReadMe to match the current state of the project.

ReadMe.md

@@ -5,8 +5,7 @@ formatting numbers manually.
 
 ## Usage
  - Host the script somewhere on your system.
- - Ensure you set the language for your HTML\
-	(this will be essential with the first official release.)
+ - Ensure you set the language for your HTML element
  - Add a script tag to your document head that has the `src` set to this script.\
 	The script tag must also be set to defer
  - Surround any numbers you want formatting with `<num> .. </num>` tags.\
@@ -42,14 +41,25 @@ formatting numbers manually.
 
 ## TODO:
  - Add support for currency formatting
- - Change language/locale to use document language tag.
  - Check for optimisations
  - If this becomes popular host to a CDN
+ - Change custom element\
+	 Technically the WHATWG specifies that custom elements should be in
+	 kebab case.
+
+## MightDO:
+ - Allow for setting locale for individual numbers.
  - Automate releases that include a minified version\
 	I personally don't care for minified JS but some people love it\
 	This is an extremely low-priority task. 
 
 ## Changelog 
+ - 2022-10-08\
+	Get language from DOM
+	Robert Morrison \<sherlock5512\>
+ - 2022-10-07{2}\
+	Add Logo\
+	Robert Morrison \<sherlock5512\>
  - 2022-10-07\
 	Initial Upload of basic script\
 	Robert Morrison \<sherlock5512\>

numberFormat.js

@@ -37,8 +37,11 @@
 // GNU won't support my choice of browser so I won't support their tool
 
 function formatNumbers() {
+	
 	const numbers = document.getElementsByTagName("num");
-	const formatter = Intl.NumberFormat(navigator.language);
+	const documentLanguage = document.documentElement.lang;
+	const formatter = Intl.NumberFormat(documentLanguage);
+	
 	for (let num  of numbers) {
 		var number = parseFloat(num.innerHTML);
 		if (isNaN(number)) {