system design urgent

okay.... I need to design a sequence diagram for this 21 use cases that i have send u (last 21 use cases) showing flow ,ojbect and methods that i have sent to you/9dectionary object) . for some use cases you can combain two or theree in one diagram if it is related ,but for others it will be alone . such as u can combain log in and log out in one SD showing methods and objects (coz it is related). for some use cases u wont find methods and objects in dicrionary object that i have sent to u ,so make up methods and objects. Just simple SD. Under each one describe a bit details about SD and use case u have been used plz .Thats all mate ,hope u got [login to view URL] are the one i can trust you .plz try ur best and i trust ur work mate. This attachment shows sample SD. thanks