The source code for an image viewer. It illustrated how to use pyqt4 bindings to create menu for mainwindow, how to control sidebar and how to use image label class. The CPP source for identical function is also provided.-The source code for an

jQuery网页左侧3D展开二级菜单基于jquery-1.9.1.min.js制作，鼠标移入侧边栏，二级菜单3D展开，鼠标hover背景变色，鼠标移入二维码背景变色。-JQuery web page on the left side of the 3 d on the secondary menu based on jQuery- 1.9.1. Min. Js, the mouse moved to the sidebar, the secondary menu, 3 d mouse hover