A particular issue with DOM manipulation is that the browser needs to re-flow and re-paint (basically re-render) the affected elements on the screen.
DOM操作的一个特别问题是浏览器需要在屏幕上回流和重绘(主要是重新呈现)元素。
2
When you perform a touch manipulation on a multitouch screen, the application crashes, or the *.vshost.exe process crashes.
在多点触摸屏上进行触摸操作时，程序崩溃，或者.vshost.exe进程崩溃。
3
Direct manipulation of objects on a screen is made possible through the use of a pointing device. Clearly, the best way to point to something is with your fingers.