show page content on sidebar link

Question

hi every body i want to know to make sidebar with different links (link1-link2-link3...)

when i click in link1 it show page content in right panl in the same page if i click in link2

it show the page content in the same page where link1 page content dissappear or close and so on i use tab collapse but the tabe i work in when i finish work it returned me to the first one while i still need the working one is still open till i clsoe it

how it can be done ? i use bootstrap

thanks for all