Edit README.md

README.md

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 # JavaScript Timer
+
 Objective : Make a timer in JavaScript
+
+[Link to demo](https://lucasvbr.github.io/javascript-timer/?time=300)
+
+## Installation
+
+-   **Download** the repository and **execute** the `index.htm` file in your navigator
+
+-   To set time, you need to edit the url and add `?time=<number_of_seconds>`
+    Example :
+
+    ```url
+    https://lucasvbr.github.io/javascript-timer/index.htm?time=500
+    ```
+
+    

js/timer.js

@@ -1,3 +1,5 @@
+// NOT USED CURRENTLY
+
 class Timer {
     
     /**