First, understand the next browser
Non-standard browser: ie6 ie7 ie8 ie9 etc.
Standard browser: chrome ie10 ie11 Firefox safari etc.
Common browser compatibility issues:
- HTML problem
- CSS problem
- JavaScript problem
1. Browser Compatibility Issues
There browser on the market are many, of course, not the same core browser, a different browser when parsing code page rendering effects are inconsistent.
2.IE9 following browsers can not use the Opacity
Solution:
Under standard browser: Opacity: 0.5;
Nonstandard browser: filter: alpha (opacity = "50")
3.ie8 the browser does not support the event object
Solution:
- var event = event or window.event
- Use srcElement objects