right peeps i have an old style dongle for my laptop its on 3 and its a white oval shape with about a 2 foot wire connecting it to pc, i want to know if i purchase an old dongle from ebay or anywhere that sell them and it was a 3 network one would i then be able put sim in it and use it instead of old style one, by new style i mean like a usb stick type one that goes straight in to side of pc, also im guessing these act as an ariel so would anyone work or would it nedd to be 3??? any help needed thanks