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accept-charset  FORM  CDATA  #IMPLIED ÌṩµÄ×Ö·ûÁбí 
accept  INPUT  CDATA  #IMPLIED ÎļþÉÏÔØµÄ MIME ÀàÐÍÁбí 
accesskey  A, LABEL, LEGEND  CDATA  #IMPLIED Èȼü×Ö·û 
action  FORM  %URL  #REQUIRED ·þÎñÆ÷¶Ë±íµ¥´¦Àí 
align  CAPTION  %CAlign  #IMPLIED ±í¸ñ¶ÔÆ뷽ʽ 
align  APPLET, IFRAME, IMG, INPUT  %IAlign  #IMPLIED ´¹Ö±»òˮƽ¶ÔÆë 
align  LEGEND  %LAlign  #IMPLIED Ïà¶ÔÓòÉèÖà
align  OBJECT  %OAlign  #IMPLIED ÎĵµÄÚ²¿Î»Öà
align  TABLE  %TAlign  #IMPLIED Ïà¶ÔÓÚÊÓ´°µÄ±í¸ñλÖà
align  DIV, H1, H2, H3, H4, H5, H6, P  (left | center | right | justify)  #IMPLIED ¶ÔÆ뷽ʽ, Îı¾¶ÔÆ뷽ʽ 
align  COL, COLGROUP, TBODY, TD, TFOOT, TH, THEAD, TR  (left | center | right | justify | char)  #IMPLIED 
align  HR  (left | right | center)  #IMPLIED 
alink  BODY  CDATA  #IMPLIED bgcolor, text, link, vlink, alink 
alt  APPLET, IMG, INPUT  CDATA  #IMPLIED Õë¶ÔÖ»ÌṩÎı¾µÄä¯ÀÀÆ÷µÄÃèÊö 
alt  AREA  CDATA  #REQUIRED Õë¶ÔÖ»ÌṩÎı¾µÄä¯ÀÀÆ÷µÄÃèÊö 
archive  APPLET  CDATA  #IMPLIED ¶ººÅ·ÖÁеĵµ°¸Áбí 
axes  TD, TH  CDATA  #IMPLIED axis Ãû³ÆÁбí 
axis  TD, TH  CDATA  #IMPLIED ȱʡµ¥ÔªÄÚÈÝ 
background  BODY  %URL  #IMPLIED texture tile for document background 
bgcolor  TABLE  %Color  #IMPLIED background color for cells 
bgcolor  TR  %Color  #IMPLIED background color for row 
bgcolor  TD, TH  %Color  #IMPLIED cell background color 
bgcolor  BODY  CDATA  #IMPLIED 
border  OBJECT  %Length  #IMPLIED suggested link border width 
border  IMG  %Pixels  #IMPLIED suggested link border width 
border  TABLE  CDATA  #IMPLIED controls frame width around table 
cellpadding  TABLE  CDATA  #IMPLIED spacing within cells 
cellspacing  TABLE  CDATA  #IMPLIED spacing between cells 
char  COL, COLGROUP, TBODY, TD, TFOOT, TH, THEAD, TR  CDATA  #IMPLIED alignment char, e.g. char=':' 
charoff  COL, COLGROUP, TBODY, TD, TFOOT, TH, THEAD, TR  CDATA  #IMPLIED offset for alignment char 
charset  A  CDATA  #IMPLIED char encoding of linked resource 
checked  INPUT  (checked)  #IMPLIED for radio buttons and check boxes 
cite  BLOCKQUOTE, Q  %URL  #IMPLIED URL for source document or msg 
cite  DEL, INS  %URL  #IMPLIED info on reason for change 
class  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BR, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, ISINDEX, KBD, LABEL, LEGEND, LI, LINK, MAP, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED space separated list of classes 
classid  OBJECT  %URL  #IMPLIED identifies an implementation 
clear  BR  (left | all | right | none)  none control of text flow 
code  APPLET  CDATA  #IMPLIED applet class file 
codebase  APPLET  %URL  #IMPLIED optional base URL for applet 
codebase  OBJECT  %URL  #IMPLIED some systems need an additional URL 
codetype  OBJECT  %ContentType  #IMPLIED Internet content type for code 
color  BASEFONT, FONT  CDATA  #IMPLIED #RRGGBB in hex, e.g. red: "#FF0000" 
cols  FRAMESET  CDATA  #IMPLIED if not given, default is 1 column 
cols  TABLE  NUMBER  #IMPLIED used for immediate display mode 
cols  TEXTAREA  NUMBER  #REQUIRED 
colspan  TD, TH  NUMBER  1 number of cols spanned by cell 
compact  DIR, MENU  (compact)  #IMPLIED 
compact  DL, OL, UL  (compact)  #IMPLIED reduced interitem spacing 
content  META  CDATA  #REQUIRED associated information 
coords  AREA  %Coords  #IMPLIED comma separated list of values 
coords  A  %Coords  #IMPLIED for use with OBJECT SHAPES 
data  OBJECT  %URL  #IMPLIED reference to object's data 
datetime  DEL, INS  CDATA  #IMPLIED when changed: ISO date format 
declare  OBJECT  (declare)  #IMPLIED declare but don't instantiate flag 
dir  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HEAD, HTML, I, IMG, INPUT, INS, ISINDEX, KBD, LABEL, LEGEND, LI, LINK, MENU, META, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, STYLE, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TITLE, TR, TT, U, UL, VAR  (ltr | rtl)  #IMPLIED direction for weak/neutral text 
dir  BDO  (ltr | rtl)  #REQUIRED directionality 
disabled  BUTTON, INPUT, LABEL, OPTION, SELECT, TEXTAREA  (disabled)  #IMPLIED control is unavailable in this context 
enctype  FORM  %ContentType  "application/x-www-form-urlencoded" 
face  BASEFONT, FONT  CDATA  #IMPLIED comma separated list of font names 
for  LABEL  IDREF  #IMPLIED matches field ID value 
frame  TABLE  %TFrame  #IMPLIED which parts of table frame to include 
frameborder  FRAME, IFRAME  (1 | 0)  1 request frame borders? 
height  IFRAME, OBJECT  %Length  #IMPLIED suggested height 
height  IMG  %Pixels  #IMPLIED suggested height in pixels 
height  APPLET  %Pixels  #REQUIRED suggested height in pixels 
href  A, LINK  %URL  #IMPLIED URL for linked resource 
href  AREA  %URL  #IMPLIED this region acts as hypertext link 
href  BASE  %URL  #REQUIRED 
hspace  OBJECT  %Length  #IMPLIED suggested horizontal gutter 
hspace  APPLET, IMG  %Pixels  #IMPLIED suggested horizontal gutter 
http-equiv  META  NAME  #IMPLIED HTTP response header name 
id  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BR, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, ISINDEX, KBD, LABEL, LEGEND, LI, LINK, MAP, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  ID  #IMPLIED document-wide unique id 
ismap  IMG  (ismap)  #IMPLIED use server-side image map 
lang  A, ACRONYM, ADDRESS, B, BDO, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HEAD, HTML, I, IMG, INPUT, INS, ISINDEX, KBD, LABEL, LEGEND, LI, LINK, MENU, META, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, STYLE, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TITLE, TR, TT, U, UL, VAR  NAME  #IMPLIED [RFC1766] language value 
language  SCRIPT  CDATA  #IMPLIED predefined script language name 
link  BODY  CDATA  #IMPLIED 
marginheight  FRAME, IFRAME  %Pixels  #IMPLIED margin height in pixels 
marginwidth  FRAME, IFRAME  %Pixels  #IMPLIED margin widths in pixels 
maxlength  INPUT  NUMBER  #IMPLIED max chars for text fields 
media  STYLE  CDATA  #IMPLIED designed for use with these media 
media  LINK  CDATA  #IMPLIED for rendering on these media 
method  FORM  (GET | POST)  GET HTTP method used to submit the form 
multiple  SELECT  (multiple)  #IMPLIED default is single selection 
name  OBJECT  %URL  #IMPLIED submit as part of form 
name  MAP  CDATA  #IMPLIED 
name  APPLET  CDATA  #IMPLIED allows applets to find each other 
name  BUTTON  CDATA  #IMPLIED for scripting/forms as submit button 
name  FRAME, IFRAME  CDATA  #IMPLIED name of frame for targetting 
name  A  CDATA  #IMPLIED named link end 
name  INPUT  CDATA  #IMPLIED required for all but submit & reset 
name  TEXTAREA  CDATA  #REQUIRED 
name  SELECT  CDATA  #REQUIRED field name 
name  PARAM  CDATA  #REQUIRED property name 
name  META  NAME  #IMPLIED metainformation name 
nohref  AREA  (nohref)  #IMPLIED this region has no action 
noresize  FRAME  (noresize)  #IMPLIED allow users to resize frames? 
noshade  HR  (noshade)  #IMPLIED 
nowrap  TD, TH  (nowrap)  #IMPLIED suppress word wrap 
object  APPLET  CDATA  #IMPLIED serialized applet file 
onblur  BUTTON, INPUT, LABEL, SELECT, TEXTAREA  %Script  #IMPLIED the element lost the focus 
onchange  INPUT, SELECT, TEXTAREA  %Script  #IMPLIED the element value was changed 
onclick  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, KBD, LABEL, LEGEND, LI, LINK, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED the pointing device button was clicked 
ondblclick  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, KBD, LABEL, LEGEND, LI, LINK, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED the pointing device button was double clicked 
onfocus  BUTTON, INPUT, LABEL, SELECT, TEXTAREA  %Script  #IMPLIED the element got the focus 
onkeydown  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, KBD, LABEL, LEGEND, LI, LINK, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED a key was pressed down 
onkeypress  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, KBD, LABEL, LEGEND, LI, LINK, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED a key was pressed and released 
onkeyup  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, KBD, LABEL, LEGEND, LI, LINK, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED a key was released 
onload  FRAMESET  %Script  #IMPLIED all the frames have been loaded 
onload  BODY  %Script  #IMPLIED the document has been loaded 
onmousedown  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, KBD, LABEL, LEGEND, LI, LINK, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED the pointing device button was pressed down 
onmousemove  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, KBD, LABEL, LEGEND, LI, LINK, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED the pointing device was moved 
onmouseout  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, KBD, LABEL, LEGEND, LI, LINK, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED the pointing device was moved away 
onmouseover  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, KBD, LABEL, LEGEND, LI, LINK, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED the pointing device was moved over 
onmouseup  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, KBD, LABEL, LEGEND, LI, LINK, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED the pointing device button was released 
onreset  FORM  %Script  #IMPLIED the form was reset 
onselect  INPUT, SELECT, TEXTAREA  %Script  #IMPLIED some text was selected 
onsubmit  FORM  %Script  #IMPLIED the form was submitted 
onunload  FRAMESET  %Script  #IMPLIED all the frames have been removed 
onunload  BODY  %Script  #IMPLIED the document has been removed 
profile  HEAD  %URL  #IMPLIED named dictionary of meta info 
prompt  ISINDEX  CDATA  #IMPLIED prompt message 
readonly  TEXTAREA  (readonly)  #IMPLIED 
readonly  INPUT  (readonly)  #IMPLIED for text and passwd 
rel  A, LINK  CDATA  #IMPLIED forward link types 
rev  A, LINK  CDATA  #IMPLIED reverse link types 
rows  FRAMESET  CDATA  #IMPLIED if not given, default is 1 row 
rows  TEXTAREA  NUMBER  #REQUIRED 
rowspan  TD, TH  NUMBER  1 number of rows spanned by cell 
rules  TABLE  %TRules  #IMPLIED rulings between rows and cols 
scheme  META  CDATA  #IMPLIED select form of content 
scrolling  FRAME, IFRAME  (yes | no | auto)  auto scrollbar or none 
selected  OPTION  (selected)  #IMPLIED 
shape  AREA  %Shape  rect controls interpretation of coords 
shape  A  %Shape  rect for use with OBJECT SHAPES 
shapes  OBJECT  (shapes)  #IMPLIED object has shaped hypertext links 
size  HR  %Pixels  #IMPLIED 
size  FONT  CDATA  #IMPLIED [+]nn e.g. size="+1", size=4 
size  INPUT  CDATA  #IMPLIED specific to each type of field 
size  BASEFONT  CDATA  #REQUIRED base font size for FONT elements 
size  SELECT  NUMBER  #IMPLIED rows visible 
span  COLGROUP  NUMBER  1 default number of columns in group 
span  COL  NUMBER  1 number of columns spanned by group 
src  SCRIPT  %URL  #IMPLIED URL for an external script 
src  INPUT  %URL  #IMPLIED for fields with images 
src  FRAME, IFRAME  %URL  #IMPLIED source of frame content 
src  IMG  %URL  #REQUIRED URL of image to embed 
standby  OBJECT  CDATA  #IMPLIED message to show while loading 
start  OL  NUMBER  #IMPLIED starting sequence number 
style  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BR, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, ISINDEX, KBD, LABEL, LEGEND, LI, LINK, MAP, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED associated style info 
tabindex  A, AREA, BUTTON, INPUT, OBJECT, SELECT, TEXTAREA  NUMBER  #IMPLIED position in tabbing order 
target  AREA, BASE, LINK  CDATA  #IMPLIED where to render linked resource 
target  A  CDATA  #IMPLIED where to render resource 
target  FORM  CDATA  #IMPLIED where to render result 
text  BODY  CDATA  #IMPLIED 
title  STYLE  CDATA  #IMPLIED advisory title 
title  A, ACRONYM, ADDRESS, B, BIG, BLOCKQUOTE, BODY, BR, BUTTON, CAPTION, CENTER, CITE, CODE, COL, COLGROUP, DD, DEL, DFN, DIR, DIV, DL, DT, EM, FIELDSET, FORM, H1, H2, H3, H4, H5, H6, HR, I, IMG, INPUT, INS, ISINDEX, KBD, LABEL, LEGEND, LI, LINK, MAP, MENU, OBJECT, OL, OPTION, P, PRE, Q, S, SAMP, SELECT, SMALL, SPAN, STRIKE, STRONG, SUB, SUP, TABLE, TBODY, TD, TEXTAREA, TFOOT, TH, THEAD, TR, TT, U, UL, VAR  CDATA  #IMPLIED advisory title/amplification 
type  OBJECT  %ContentType  #IMPLIED Internet content type for data 
type  LINK  %ContentType  #IMPLIED advisory Internet content type 
type  INPUT  %InputType  TEXT what kind of widget is needed 
type  LI  %LIStyle  #IMPLIED list item style 
type  OL  %OLStyle  #IMPLIED numbering style 
type  UL  (%ULStyle)  #IMPLIED bullet style 
type  BUTTON  (submit | reset)  #IMPLIED for use as form submit/reset button 
type  SCRIPT  CDATA  #IMPLIED Internet content type for script language 
type  PARAM  CDATA  #IMPLIED Internet media type 
type  STYLE  CDATA  #REQUIRED Internet content type for style language 
usemap  OBJECT  %URL  #IMPLIED reference to image map 
usemap  IMG, INPUT  %URL  #IMPLIED use client-side image map 
valign  COL, COLGROUP, TBODY, TD, TFOOT, TH, THEAD, TR  (top | middle | bottom | baseline)  #IMPLIED vertical alignment in cells 
value  OPTION  CDATA  #IMPLIED defaults to element content 
value  BUTTON  CDATA  #IMPLIED gets passed to server when submitted 
value  PARAM  CDATA  #IMPLIED property value 
value  INPUT  CDATA  #IMPLIED required for radio and checkboxes 
value  LI  NUMBER  #IMPLIED reset sequence number 
valuetype  PARAM  (DATA | REF | OBJECT)  DATA How to interpret value 
version  HTML  CDATA  'http://www.w3.org/TR/WD-html40-970708/HTML4.dtd' Constant 
vlink  BODY  CDATA  #IMPLIED 
vspace  OBJECT  %Length  #IMPLIED suggested vertical gutter 
vspace  APPLET, IMG  %Pixels  #IMPLIED suggested vertical gutter 
width  HR  %Length  #IMPLIED 
width  IFRAME, OBJECT  %Length  #IMPLIED suggested width 
width  IMG  %Pixels  #IMPLIED suggested width in pixels 
width  APPLET  %Pixels  #REQUIRED suggested width in pixels 
width  COL  CDATA  #IMPLIED column width specification 
width  COLGROUP  CDATA  #IMPLIED default width for enclosed COLs 
width  TABLE  CDATA  #IMPLIED table width relative to window 
width  PRE  NUMBER  #IMPLIED