My blackberry ball doesnt scroll down,just up,left and right ecept down

THESE ARE THE MOST COMMON QUESTIONS I HAVE BEEN ASKED IF YOU HAVE ANYMORE I WOULD BE GLAD TO TRY AND HELP:

ADDING CONTACTS TO YOUR BLACKBERRY:

1. TYPE THE NUMBER IN

2. PUSH THE BLACKBERRY SYMBOL TO (THE LEFT OF THE BALL)

3. SCROLL DOWN TO ADD TO ADDRESS BOOK

4. ADD A NAME, CLICK THE BALL AND SAVE THERE YOU HAVE ADDED A NEW CONTACT.

CHANGING THE PROFILE SETTING:

1. SELECT THE SPEAKER IN THE UPPER RIGHT HAND CORNER OF THE MAIN SCREEN

2. SCROLL ALL THE WAY TO THE BOTTOM TO ADVANCED

3. CLICK THE PROFILE YOU WOULD LIKE TO CHANGE (LOUD, VIBRATE, QUIET, NORMAL, PHONE ONLY, OR OFF

4. SELECT WHICH CATEGORY YOU WOULD LIKE TO SWITCH (EX: CALENDER, MMS, SMS, PHONE, TASKS ETC.)

5. CLICK THAT CATEGORY AND CHANGE IT TO YOUR PREFERENCE

COMPOSING A MMS OR SMS TO A PERSON NOT IN YOUR CONTACTS:

1. CLICK ON THE SMS & MMS ICON (MESSAGES SHOULD OPEN)

2. SCROLL UP TO THE DATE

3. PRESS THE BLACKBERRY SYMBOL ( LEFT OF THE BALL )

4. CHOOSE THE COMPOSE SMS TEXT OR COMPOSE MMS WHICHEVER YOU WANT TO DO

5. SCROLL UP TO THE [USE ONCE]

6. CHOOSE WHICH TYPE OF ADDRESS (PHONE OR EMAIL)

7. PUT THE NUMBER OR THE EMAIL IN (WHICH EVER YOU CHOOSE)

8. PUSH THE BALL AND PRESS CONTINUE IN THE MENU OPTIONS

9. COMPOSE YOUR MESSAGE, PUSH THE BALL AGAIN AND PRESS SEND