tailieunhanh - E learning tools and technologies phần 3

Tác giả đa phương tiện tạo và chỉnh sửa đồ họa nhiều lớp hoặc các mô hình ba chiều sẽ được hưởng lợi rất nhiều từ một card video nhanh bởi vì họ sẽ phải chờ đợi ít thời gian hơn trong khi màn hình redraws hiển thị của họ. (Đối với một số ứng dụng, điều này có thể được khá timeconsuming.) Nhiều màn hình hỗ trợ Từ thứ ba | E-learning Tools and Technologies Web browsers 105 Netscape Windows XP The page that worked fine in Netscape appears garbled in Netscape . This version of Netscape does not support all the features previously supported in Netscape . Therefore the dual coding used to ensure crossbrowser compatibility does not work in this case. To make this page display correctly in Netscape would require additional JavaScript programming. 6 Web browsers Internet Explorer Windows XP The FAQ page displays as intended in Internet Explorer on Windows XP. The dynamic HTML effects used to show and hide answers work as designed. 106 Web browsers E-learning Tools and Technologies Netscape Macintosh OS The original FAQ page displays fine in Netscape for the Macintosh. The JavaScript correctly identifies the version. The expanding list works. Internet Explorer Macintosh OS The same FAQ page displays OK in Internet Explorer for the Macintosh but the line under the page title is thicker than intended. The expanding list works. E-learning Tools and Technologies Web browsers 107 Internet Explorer Macintosh OS X The FAQ page displays nicely in Internet Explorer for the Macintosh. The expanding list works. 6 Web browsers Netscape Macintosh OS X The FAQ page appears garbled in Netscape for the Macintosh. The dual coding used to ensure crossbrowser compatibility does not work in this case. To make this page display correctly would require additional JavaScript programming to accommodate Netscape 6 and higher browsers. The moral of this demonstration is that browsers are pretty much the same but differences even between subsequent versions of a single brand can make a hash of your careful designs. Making Web content cross-browser is often harder than most people think. And these examples are just from two .