问题
How can I toggle an iframe's scrolling between on, off and auto in javascript? I tried changing the frame.scrolling attribute to "yes", "no" and "auto", but it doesn't have any effect.
回答1:
Try setting the CSS attributes instead (overflow-x and overflow-y, or just overflow).
Link: http://www.w3schools.com/Css/pr_pos_overflow.asp
来源：https://stackoverflow.com/questions/715421/toggle-iframe-scrolling-in-javascript