When a user closes a , hide that on all site pages

Question

I\'ve developed a couple of alert boxes that display on all site pages.

The user is able to close each box separately:

Answer 1

It possible to that with sessionStorage of javascript.

For exemple :

Storage the current date ( var currentDate) and date after one minute (var afterOneMinute)in sessionStorage. Each click on a button or reload page, change current date and compare them with afterOneMinute variable and after hide or show box

html File

    


Hide box while 1 minute 

    
Box
    hello

JS