Update article.md

smbadiwe · web-flow · commit 600733ee0f28 · 2017-06-06T03:03:59.000-07:00
diff --git a/1-js/02-first-steps/09-alert-prompt-confirm/article.md b/1-js/02-first-steps/09-alert-prompt-confirm/article.md
@@ -87,7 +87,7 @@ For example:
 ```js run
 let isBoss = confirm("Are you the boss?");
 
-alert( isBoss ); // true is OK is pressed
+alert( isBoss ); // true if OK is pressed
 ```
 
 ## Summary
