And this is how I see that page
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<title>Hypertext Style: Index</title>
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<h1 align="center">Style guide for online hypertext</h1>
Written by <a linkindex="1" href="http://www.arnoud.engelfriet.net/">Arnoud Engelfriet</a>. Largely
based on Tim Berner-Lee's <a linkindex="2" href="http://www.w3.org/Provider/Style/">style guide</a>.
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<p>According to some of the search engines, there are now over thirty million documents on the Web. This means that almost every topic is covered in many locations. If a document is hard to read, or the information therein is hard to find, chances are your reader will go elsewhere instead. That's why it is important to make documents accessible to everyone. This style guide will hopefully help you write easy to read documents.
</p><h2><a name="terms">Terminology</a></h2>
<p>An HTML document (often also called <em>Web page</em>) is the unit by which information is provided to a reader. An on-line document can be as much as a whole book, just a chapter, a page or even only a footnote. In this guide, a set of documents which logically belong together is referred to as a <em>site</em>.
</p><p>This style guide requires some knowledge of HTML and the functionality of the Web. The WDG's <a set="yes" linkindex="3" href="http://www.htmlhelp.com/reference/wilbur/">HTML reference</a> discusses HTML elements mentioned in this guide in more detail.
</p><h2>Overview</h2>
<p>When writing for the Web, the documents usually become part of a larger collection. It's important that the site follows a common <a linkindex="4" href="site-structure.html">structure</a> so all documents are available in a logical place. Of course, each individual document has its own <a linkindex="5" href="docstruc.html">structure considerations</a> as well.
</p><p>For a document, the <a linkindex="6" href="docstyle.html">style</a> is also very important. By using a common style, you ensure that a reader can use the site effectively. Some important aspects are <a linkindex="7" href="docstyle-status.html">indicating the status</a> of the document, using <a linkindex="8" href="docstyle-icons.html">images and icons</a>, and <a linkindex="9" href="docstyle-no-online.html">writing in a device-independant way</a>. Also, don't forget to <a linkindex="10" href="validate.html">validate</a> your documents!
</p><h2>Table of contents</h2>
<ul>
<li><a linkindex="11" href="structure.html">Structure of hypertext documents</a>
<ul>
<li><a linkindex="12" href="site-structure.html">The structure of a Web site</a>
</li><li><a linkindex="13" href="docstruc.html">The structure of a single document</a>
<ul>
<li><a linkindex="14" href="docstruc.html#docsize">Document size</a>
</li></ul>
</li></ul>
</li><li><a linkindex="15" href="refvscopy.html">Referring vs copying</a>
</li><li><a linkindex="16" href="docstyle.html">Document style</a>
<ul>
<li><a set="yes" linkindex="17" href="docstyle-signit.html">Sign your documents</a>
</li><li><a set="yes" linkindex="18" href="docstyle-status.html">Give its status</a>
</li><li><a set="yes" linkindex="19" href="docstyle-no-context.html">Make it usable out of context</a>
</li><li><a set="yes" linkindex="20" href="docstyle-icons.html">Images & icons</a>
</li><li><a linkindex="21" href="docstyle-multi.html">Don't write for one browser</a>
</li><li><a set="yes" linkindex="22" href="docstyle-tags.html">Use the right tag for the job</a>
</li><li><a linkindex="23" href="docstyle-no-online.html">Avoid online-only aspects</a>
</li><li><a linkindex="24" href="docstyle-mechanix.html">Don't bother with the mechanics</a>
</li></ul>
</li><li><a linkindex="25" href="validate.html">Validate the document</a>
</li></ul>
<p>A <a linkindex="26" href="style.html">one-part</a> version of this style guide (37 KB) is also available.</p>
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<b>Last updated</b>: 30 Sep 1997<br>
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I just realized that if I view page source those attributes are not there,
but if I select some text and view selection source those attributes are there
on whole page. I use Flock browser and got many ad on's installed,
one of them is called Web Developer and can be downloaded from
http://chrispederick.com/work/web-developer/very useful thing, u can separate anchors, outline block elements, view response headers
and many other things. And it is same thing in Firefox 3, got same ad-on's installed.
As I'm writing these tried other browsers without those ad-on's and everything is normal.
It must be that, scanning for viruses every two days.
What do you think.