Thank you for your answer.
Here is the document again with some corrections
https://skydrive.live.com/view.aspx?cid=F0D87B9686F61688&resid=F0D87B9686F61688%21263
My proposition....
https://skydrive.live.com/fullscreen?cid=f0d87b9686f61688&sc=documents&resid=F0D87B9686F61688!262&filename=wp7_Title_and_Homsescreen_Customization.pptx&wx=p&wv=s&wc=officeapps.live.com&wy=y
Thanks ...Happy new year..