Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我想知道如何获得类似于这个Sketchpad的弹出窗口
请帮帮我我该怎么办?我想有类似的功能..
Maybe this will help: http://www.jquerylabs.com/sketchpad.html