Taking a look at overseas trading. in tokyo, the nikkei added six points. in hong kong the hang seng was down 35. today may be another big day for apple after its stock hit $600 for the first time yesterday before falling back. ipad customers m asia were greeted with cheers as they entered stores to buy the popular new version of the tablet computer. there are long lines right now here in the u.s. as people wait to get their chance. and there is a new tablet reportedly in the works from nokia in finland. the company is working on a device they hope is going to be able to compete with the i...