Need to give permissions on web pages according to groupid

Question

hi, 
    my requirement is need to give permissions on web pages according to groupid using entity framework,when i enter groupid and click on connect button i want to get the treeview in partent-children relation ship, when i click on connect button need to get all the navionnames in a treeview manner having parent-chid relationship which are there in navigation table and enable the checkboxes by refering permissionid table.After that i need to give permissions on web pages by enable the checkboxes.afetr enable the checkboxes then click on manageroles button then selected vales will be stored in permissionid table.Here i am sending screen shots of navigation n permissionid table and web page .Please help me its an urgent requirement to me.