Ok yesterday I needed to buy some cables ect ect and these people are both helpful and talk to you like a human being http://www.rapidonline.com/
i dont know if anyone has used them befor but they are really good highly recomended. also get your teachers to have a look here http://www.rapidonline.com/products....ional+Products
Have also told them about this site and were very intrested (Might contact staff ith ref to sponsering thread)