In my current project I am using Login controls for the authentication.I am not using WAT.I want to make my whole application in full size(window or web form) mode after successfull login(using window.open()).I have give destination url for the Login control and also I have written a client side script to open my index.aspx page in full size after the successfull login,but I am getting 2 pages, 1) my destination page url(index.aspx with master pages and 2)the new window without master pages.I would like to know How can I achieve this???Please help me.....