well u see i was installing 3-4 updates and new softs well now it did something stupid wid my xp now when i press ctrl+alt+del it shows me the win 2000 style options from there i have to select task manager and also the log inscreen is the same i have to press enter to log in after a start up(i dont have a pass)
so well i wanna know how to make it go back

yes yes i know i have asked a very simple question and well lemme tell ya i neva claimed to be a xp pro