jquery实现的网页动态定位效果，左侧有一个导航栏，点击导航栏的内容主页面会滚动至对应位置，也主网页滚动。在右侧的空白区域，同时也显示有向上滚动 、向下滚动的操作按钮，也可通过此按钮来控制网页向上、向下滚动内容。使用时请确保屏幕分辨率比较大，最好是在宽屏显示器下，1024*768会看不到左侧滚动菜单。-Web page dynamic positioning effect jquery to achieve, on the left there is a navigation bar, click on the navigation bar will scroll the contents of the main page to the corresponding position, but also the main page scrolling. In the blank area on the right, but also showed a scroll up, scroll down the action button can also be used to control page up through this button, scroll down to the content. Make sure when you use the screen resolution is relatively large, it is best in widescreen display, 1024* 768 will not see on the left side scrolling menu.