Roofing screws are made of hardened carbon steel or stainless steel. They can be used for metal, plastic and fiberglass roofing applications. Different screw points can be used for both metal and wood structures. All the roofing screws have a sealing washer attached, which helps against water penetration. This is the most obvious character of them.
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.