Disable With
When you are submitting the form, the sign in button will be disabled, and the text will be changed to 'Ohhh, we are working on it...' so that the user won't press it again until the server response.
UTC Time system

Page render time

Two minutes before page render

Two hours before page render

Two days before page render

Anything clickable
jQuery in view

1 + 1 =

Data table
Site Name Create Time Open to upload Open to download Operation
Create New Site