open and close radwindow script

    private void OpenPopUp()
        {
            string script = "function f(){Open('" + radwindowsuplier.ClientID + "'); Sys.Application.remove_load(f);}Sys.Application.add_load(f);";
            ScriptManager.RegisterStartupScript(Page, Page.GetType(), "key", script, true);

        }
        private void ClosePopUp()
        {
            string script = "function f(){Close('" + radwindowsuplier.ClientID + "'); Sys.Application.remove_load(f);}Sys.Application.add_load(f);";
            ScriptManager.RegisterStartupScript(Page, Page.GetType(), "key", script, true);
        }