day 18

Author: Asabeneh

17_Day/17_day_web_storage.md

@@ -14,7 +14,7 @@
 
 </div>
 
-[<< Day 16](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/16_Day/16_day_json.md) | [Day 18 >>]()
+[<< Day 16](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/16_Day/16_day_json.md) | [Day 18 >>](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/18_Day/18_day_promise.md)
 
 ![Thirty Days Of JavaScript](../images/banners/day_1_17.png)
 
@@ -230,4 +230,4 @@ localStorage.clear()
 
 🎉 CONGRATULATIONS ! 🎉
 
-[<< Day 16](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/16_Day/16_day_json.md) | [Day 18 >>]()
+[<< Day 16](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/16_Day/16_day_json.md) | [Day 18 >>](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/18_Day/18_day_promise.md)

18_Day/18_day_promise.md

@@ -16,7 +16,7 @@
 
 [<< Day 17](https://github.com/Asabeneh/30DaysOfJavaScript/blob/master/17_Day/17_day_web_storage.md) | [Day 19>>]()
 
-![Thirty Days Of JavaScript](../images/banners/day_1_17.png)
+![Thirty Days Of JavaScript](../images/banners/day_1_18.png)
 
 - [Day 18](#day-18)
   - [Promise](#promise)