Portable electronic devices are ubiquitous. These portable electronic devices include portable digital assistants, lap tops, tablets, smart phones, game players. These devices can be carried by a user with relative ease such as in a pocket of user's... morePortable electronic devices are ubiquitous. These portable electronic devices include portable digital assistants, lap tops, tablets, smart phones, game players. These devices can be carried by a user with relative ease such as in a pocket of user's clothing, hand bags or backpack. As technology continues to develop, there are continuing needs to make portable electronic devices smaller and more portable. There is also a need to enhance the functionalities of these devices.