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Một máy chủ web cho phép bạn xem trước các trang web động của bạn "sống" từ trình duyệt. Các máy chủ web là rất quan trọng khi bạn có nội dung năng động bởi vì nó thực hiện các quá trình tự động xây dựng các trang của bạn. | This page intentionally left blank CHAPTER 29 Checking Browser Compatibility Browser compatibility continues to be an issue for web designers. Unless you are designing pages for a very specific audience an office intranet where everyone is using computers with the same operating system and the same browser for example it s necessary to design pages with browser compatibility in mind. You should also test your pages in multiple browsers before uploading them to a web server. This chapter covers the following topics Defining the target audience Evaluating browsers for JavaScript CSS and XML support Testing browser compatibility in Dreamweaver Avoiding common problems The future of browsers 548 chapter 29 Checking Browser Compatibility Defining the Target Audience The vast majority of web surfers are using computers with the Windows operating system. In 2003 according to statistics from Statmarket www.statmarket.com 35 percent of the web audience used Windows XP and 25 percent used Windows 98. Other versions of Windows accounted for another 30 percent of web users Mac users made up 3 to 5 percent and the remaining 4 to 5 percent included users of all other platforms combined. Internet Explorer 6 is currently the most popular browser for web surfers. Overall statistics at the Browser News site www.upsdell.com BrowserNews stat.htm from four diverse sources show that 50 to 70 percent of the web audience uses Internet Explorer 6 12 to 26 percent use Internet Explorer 5 and 3 to 20 percent use Gecko-based browsers Netscape Navigator 6 and Mozilla 1 . Also of interest are the stats for level 4 browsers. Currently one percent or less of the web audience uses IE 4 and only 1-2 percent use Netscape 4.x. Keeping these statistics in mind look at your target audience again. Which browsers are they likely to use Do your pages include JavaScript or CSS Do your pages include special features that require the latest browsers such as XML or CSS absolute positioning support Are your .
