How to open hidden sheet , and automatically close it when not in use

[Leonard@1994]

Pls help me, i want to hide all the sheet, but my dash board is the only sheet that is active. i link some of my sheet but it doest auto hide, pls help me.

 

[vletm]

Leonard@1994
You would test this ...
There are [Back]-btn to get back to 'DashBoard'.