First, for the hidden mouse button of Internet Explorer, you can say that as long as you get the web page, you may know to use document.οcοntextMenu = Function ("Return False;"); but for Netscape, this approach does not completely . Through practice, I found that some elements have some elements in both browsers in Internet Explorer and Netscape, and the right-click on the upper side is no response. Now I use this to hide the mouse button. We can know that the scroll bar on the