gistfile1.js

@import <AppKit/CPMenu.j>

@implementation JSMenu : CPMenu
{
    CPMenuItem SessionMenuItem;
}

- (id)init
{
    if (self = [super init])
    {
        for (i = 0; i < 14; i++)
            [self addItem:[CPMenuItem separatorItem]];

        SessionMenuItem = [[CPMenuItem alloc] init];

        [SessionMenuItem setFont:[CPFont systemFontOfSize:13]];
        [SessionMenuItem setTarget:[[[CPApplication sharedApplication] delegate] userController]];

        [self insertItem:SessionMenuItem atIndex:13];

        var menuAttributes = [CPDictionary dictionaryWithObjects:
            [[CPColor colorWithPatternImage:[[CPImage alloc] initByReferencingFile:@"Resources/Menu.png"
                                                                             size:CGSizeMake(5,29)]],
            [CPColor whiteColor],
            [CPColor blackColor]]
            forKeys:[@"CPMenuBarBackgroundColor",@"CPMenuBarTitleColor",@"CPMenuBarTitleShadowColor"]
            ]

        [CPMenu setMenuBarAttributes:menuAttributes];
    }
    return self;
}

- (void)setSessionMenuItemFor:(BOOL)isLoggedIn
{
    if (isLoggedIn)
    {
        [SessionMenuItem setTitle:@"Logout"];
        [SessionMenuItem setAction:@selector(logoutUser:)];
    }
    else
    {
        [SessionMenuItem setTitle:@"Login"];
        [SessionMenuItem setAction:@selector(showUserWindow:)];
    }
}

@end

gistfile2.txt