资 源 简 介
本例实现功能，假设一个后台管理程序，分为左，中，右三个框架（三栏），左侧是栏目名称，右侧是具体的页面，中间的一个宽度仅为20像索的框架，它的功能是点击中间框架上的图片时，让左侧隐藏，再点击，左侧出现。-The realization of this example, assuming a background of management procedures, divided into left, middle and right three framework (three columns), the left is the column name, the right is the specific page, the middle of a width of only 20 like II framework Its function is to click the middle of the picture frame, let the left to hide, and then click on the left there.
