在诺顿官方英文论坛看到的,里面有说明为何研制工具栏与火狐相容的事情,连结如下:先把原文贴上,之后再来翻译,谢谢大家:)
公布日期:04/29
Norton product compatibility with Firefox Updates
In the last few weeks, we have had several forumusers ask questions about Firefox compatibility. We would like to consolidateall this in a single forum post that hopefully will answer the majority of yourquestions.
Why does ittake so long for Norton to release updates to support newer Firefox releases?
Both Firefox and Norton are on separate releaseschedules. It is very hard for Norton to follow Firefox schedules.
As I mentioned in my previous post, we regularlytest with Firefox Beta releases to make sure we work correctly. However, asPieter pointed out, Mozilla does tend to break compatibility quite late intheir Beta cycle. Since we know this has happened a few times, we tend to beconservative and only enable the toolbar for the versions that we tested with.We would rather our toolbar become disabled than crash the entire browser.
Some of you have wondered why other add-ons remaincompatible. In general, Firefox has two types of add-ons: add-ons written inJavaScript, and binary add-ons. JavaScript add-ons have been found to be morecompatible. However, for performance and security reasons, Norton add-ons arebinary add-ons which use interfaces that Mozilla tend to break quite often betweenreleases.
Going forward, we are working with Mozilla to helpimprove this process so that we can release supported Norton Toolbar versionsin a timely manner. We are encouraged by their more recent responses and wehope that the process will be much smoother with future releases of Firefox.
Why is NortonToolbar hotfix not compatible with FF 4.01?
In general, Mozilla does not break interfacecompatibility in a minor update (for example between 4.01 and 4.0). So we tendto mark our extension compatible with minor releases. However, since the hotfixreleased to support FF 4.0 was tested in a limited manner, we marked itcompatible with FF 4.0 only.
Our Intrusion Prevention add-on however, can do itsjob using a more limited set of interfaces which do not break often. Inaddition, the Intrusion Prevention add-on is data driven and can dynamicallydisable certain functions based on compatibility levels, without any visibleuser impact. So we felt confident about how it will work with FF 4.0 and laterand hence enabled support for these releases.
Now here comes the good news: we are working onreleasing a patch for NIS 2011 and N360 v5 which will add compatibility forNorton Toolbar with FF 4.0 (and all future minor updates of FF 4.0 – such as4.01 or 4.02 etc.). This patch will be released very soon. Expect an updatefrom us within the next week.
If Firefox releases a major update like a 4.1 or a4.5, since they do not guarantee interface compatibility, we will have torelease an update to NIS and N360 to support it. We do this so as to not causecrashes or any other more severe problems when you update your browser.
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