Might be worth going back and having a haggle with them as you've paid over the odds for the unit. For £700 you can pick up the brand new 505 which has the much improved USB iPod interface (same as the X100)
http://www.sextonsdirect.co.uk/IVA-W505 ... tml?cat=72
The 202 is available for under £600 including the bluetooth & ipod interface!
http://www.sextonsdirect.co.uk/IVA-W202 ... -442i.html
if you buy the headunit u sed about, wud it still fit in cuz its 7 inch, not 6.5 like the other headunit poseted at the top and where cud i buy a panel go go around the headunit to cover the gap?