The application of Heat Sink is very widely, for examples：
l Instrumental testing factory
l Switching Power Supply factory
l Audio Equipment factory
l Computer Peripheral Equipment and Electronic factory
The purpose of Slider Kit is to gather common slideshow-like jQuery functionalities (such as news sliders, photos galleries/sliders, carousels, tabs menus)
When tracking mouse movement, you usually need to know the actual position of the mouse pointer. The event object that is passed to the handler contains some information about the mouse coordinates.