I am creating a website now and one part of it is when the mail icon is clicked. The email interface will display. I've seen example in internet like below:
When the email icon is clicked. The email interface will show:
What I want to do is to apply it in my website but I don't have any idea how it works. I am here to asked some suggestions or link tutorials on how to do it or if it's possible a sample code. I'm using php codeigniter. Thank you.
