At the time of this writing, only one major browser supports XSLT. That browser is Microsoft Internet Explorer 5 and 5.5. As installed, however, it uses an older working draft of the Recommendation. Using the Recommendation requires downloading the latest version of MSXML3.
Although it should be straightforward to download and install MSXML3, there have been numerous reports of systems that cease all XSL processing after it has been installed. Users have two options:
Install MSXML3 in “side-by-side” mode, which is the default, making sure to back up c:\windows\system\MSXML.DLL first. If this file is corrupted and XSL processing stops, replacing it with the backup should allow you to at least use the following option. ...