Summary of uncommon tags in html

Introducing a few uncommon HTML tags

##In the HTML kingdom, there are many people here. Usually we see some familiar faces, but how much do you know about those unfamiliar faces? Do you know how to use them?

0, tag
tag appears on the first line of the HTML document. Information and description The document type is a Standard Generalized Markup Language (SGML) declaration, not an element. Syntax:
Example:

##1, TagThe abbreviation of a word or phrase (such as " HTML"). Usually the title attribute is also used to indicate the original word or phrase.
The abbreviation is not necessarily an abbreviation, but an abbreviation is also an abbreviation. Note: Internet Explorer does not yet support abbr. The tag is used to mark an abbreviation. Example:
HTMLDOM
is not useful for simple browsing, but it can be used if you want the text to be searchable.
Note: This element can only be placed in the body and used within the line of text.

<ACRONYM
TITLE=text 
LANG=language 
LANGUAGE=JAVASCRIPT | JSCRIPT | VBSCRIPT | VBS 
CLASS=Style Sheet class name
STYLE=styling
ID=value
event = script
>

<APPLET
ALIGN=alignment
ALT=alternate Text
ARCHIVE=compressed file 
CLASS=Style Sheet class name
CODE=appletFile
CODEBASE=url
DATAFLD=colname
DATASRC=Data Source
HEIGHT=n pixels
HSPACE=n pixels
ID=value
NAME=name
SRC=url
STYLE=styling
TITLE=text
VSPACE=n pixels
WIDTH=n pixels
event = script
>

<applet code="coolnav.class" align="baseline" width="168" height="313">
<param name="Notice" value="CoolMenu2.5,CopyRight (c) 1999 SourceTec Software Co. Ltd, Registered">
<param name="ApStyle" value="004080,ff8c8c,,1,0,0,,13,5,004080,1,Loading image ...">
...
</applet>

<CAPTION
ALIGN=BOTTOM | CENTER | LEFT | RIGHT | TOP
VALIGN=BOTTOM | TOP
CLASS=Style Sheet class name
ID=value
LANG=language 
LANGUAGE=JAVASCRIPT | JSCRIPT | VBSCRIPT | VBS 
STYLE=styling
TITLE=text content
event = script
>

<TABLE border=1><CAPTION VALIGN=BOTTOM>This caption will appear below the table.
</CAPTION><TR>< TD>Here</TD>is the<TD>table.</TD></TR></TABLE>

<COMMENT
ID=value
LANG=language 
TITLE=text content
>

<DEL
CLASS=Style Sheet class name
ID=value
LANG=language 
LANGUAGE=JAVASCRIPT | JSCRIPT | VBSCRIPT | VBS 
STYLE=styling
TITLE=text content
event = script
>

<DIR
CLASS=Style Sheet class name
ID=value
LANG=language 
LANGUAGE=JAVASCRIPT | JSCRIPT | VBSCRIPT | VBS 
STYLE=styling
TITLE=text content
event = script
>

<DIR>
<LI>item 1
<LI>item 2
<LI>item 3
<LI>item 4
</DIR>

<FIELDSET
ALIGN=alignment 
CLASS=Style Sheet class name
ID=value
LANG=language 
LANGUAGE=JAVASCRIPT | JSCRIPT | VBSCRIPT | VBS 
STYLE=styling
TITLE=text content
event = script
>

<FIELDSET ID="fld1" STYLE="width:250">
<LEGEND ALIGN="left">Choose a topic</LEGEND>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="200">
<TR>
<TD><LABEL FOR="radEducation">Education</LABEL></TD>
<TD><INPUT TYPE="radio" NAME="topic" VALUE="Education" ID="radEducation"></TD>
<TD><LABEL FOR="radInternet">Internet </LABEL></TD>
<TD><INPUT TYPE="radio" NAME="topic" VALUE="Internet" ID="radInternet"></TD>
</TR>
... 
</TABLE>
</FIELDSET>

<MENU
CLASS=classname
ID=value
LANG=language
STYLE=css1-properties
TITLE=text
event = script
>

<MENU>
<LI>First item in the list.
<LI>Second item in the list.
<LI>Third item in the list.
</MENU>