XP Windows opening too fast

> I have made my XP to look like the windows classic.
> However, when I go and click on the start button and let's
> say I go to programs for example. All the programs
> associated with the main application will also open the
> submenus too (fast too). It's like everything is
> displayed at once. I also have problems with the
> bookmarks with the browsers I use. I go to bookmarks and
> let's say to Computers and technology the sub menu will
> open automatically (it makes it hard to choose everything
> at once). Please someone help, it is driving me crazy. I
> have looked everywhere, but no answers.
>