This lesson required:

CSS Mouse trailer effect.
Colored scroll bar.
Drop down Menu.

Here is the sample of Drop down Menu

Drop Down Menu code obtained from Boogie Jack You can get your codes here.
Clock mouse trailer from Hypergurl, You can get the mouse trailer here.
Coloured Scroll Bar Code from Julie's yahoo group.
Tip: I've added scroll bar code just after opening <html> tag otherwise it would not work.