通样式，图片和Jquery来控制滚动条的样式-Scroll bar control

摄影网站照片展示jquery特效，点击缩略图，弹出层展示大图，图片展示特效的弹出层始终居中，滚动滚动条弹出层依然居中-Photography Website Photo Gallery jquery effects, click on the thumbnail, display the pop-up layer of large, picture shows a pop-up layer effects is always centered, scroll the scroll bar pop