Serial number Microsoft Office Home and Student 2007

If you buy a laptop with free microsoft office 2007 and trial for 60 days.
You just wanna follow the step :
1. Enter the SN DDY79-433JV-2RXGX-MQFQP-PFDH8
2. Download Activation Here 
3. If you download has been finished Extract the crack to
    C:\Program Files\Common Files\Microsoft Shared\OFFICE12
    copy crack over there
4. Open Ms. Word
5. Click Activate by Phone – Pick your Country Choose Indonesia
6. Enter all of the dialog box with zero number (0) Like this :
    0000- 0000 – 0000 – 0000 – 0000 – 0000