| Tag/Attribute | Description | Vers. |
|---|---|---|
| --Most TAGs-- | The following attributes may be used with most (X)HTML tags | |
| CLASS | For identifying a set of tags in order to apply styles | |
| EVENT | For triggering a script | |
| ID | For identifying particular tags for JavaScript functions and styles | |
| lang | For specifying the language an element is written in | |
| STYLE | For adding local style sheet information | |
| TITLE | For labeling elements with tool tips | |
| !-- | For inserting invisible comments | |
| !DOCTYPE | Required. For indicating version of (X)HTML used | |
| A | For creating links and anchors | |
| Accesskey | For adding a keyboard shortcut to a link | |
| event | For triggering a script | |
| HREF | For specifying URL of page or name of anchor that link goes to | |
| NAME | For marking a specific area of page that a link might jump to | |
| tabindex | For defining the order in which the Tab key takes the visitor through links and form elements | |
| TARGET | For specifying a particular window or frame for a link | D |
| abbr | For explaining meaning of abbreviations | |
| acronym | For explaining meaning of acronyms | |
| address | For formatting the e-mail address of the Web page designer | |
| APPLET | For inserting applets | D |
| CODE | For specifying the URL of the applet's code | D |
| WIDTH, HEIGHT | For specifying width and height of an applet | D |
| AREA | For specifying coordinates of image maps | |
| Accesskey | For adding a keyboard shortcut to a particular region of the map | |
| alt | For giving information about an area | |
| COORDS | For giving coordinates of area in image map | |
| HREF | For specifying destination URL of link in area in image map | |
| NOHREF | For making a click in image map have no effect | |
| SHAPE | For specifying shape of area in image map | |
| TARGET | For specifying window or frame that link should be displayed in | D |
| B | For displaying text in boldface | |
| BASE | ||
| HREF | For specifying the URL to be used to generate relative URLs | |
| TARGET | For specifying the default target for the links on the page | D |
| BASEFONT | For specifying default font specifications throughout page | D |
| COLOR | For specifying the default color for text | D |
| FACE | For specifying the default font for text | D |
| SIZE | For specifying the default size for text | D |
| BGSOUND | For inserting background sound for page | IE |
| LOOP | For specifying how many times sound should play | IE |
| SRC | For specifying URL of sound | IE |
| BIG | For making text bigger than surrounding text | |
| blink | For making text disappear and reappear | N |
| BLOCKQUOTE | For setting off block of text on page | |
| cite | For giving the URL of the source of the quote | |
| BODY | For enclosing main section of page | |
| ALINK, LINK, VLINK | For specifying color of active links, new links, and visited links | D |
| BACKGROUND | For specifying a background image | D |
| BGCOLOR | For specifying the background color | D |
|
LEFTMARGIN, topmargin |
For specifying left and top margins | IE |
| TEXT | For specifying color of text | D |
| BR | For creating a line break | |
| CLEAR | For stopping text wrap | D |
| button | For creating buttons | |
| accesskey | For adding a keyboard shortcut to a button | |
| disabled | To gray out a button until some other event occurs | |
| event | For associating the button with a script | |
| NAME | For identifying buttons (perhaps for a JavaScript function) | |
| type | For using the button as a form element | |
| VALUE | For specifying what kind of button to create | |
| CAPTION | For creating a caption for a table | |
| ALIGN | For placing caption above or below table | D |
| CENTER | For centering text, images, or other elements | D |
| CITE | For marking text as a citation | |
| CODE | For marking text as computer code | |
| COL | For joining columns in a table into a non-structural group | |
| ALIGN, valign | For specifying alignment of columns in column group | |
| SPAN | For specifying number of columns in column group | |
| width | For specifying a column's width | |
| COLGROUP | For joining columns in a table into a structural column group | |
| ALIGN, valign | For specifying alignment of columns in column group | |
| SPAN | For specifying number of columns in column group | |
| width | For specifying the default width for the enclosed colelements |
|
| DD | For marking a definition in a list | |
| DEL | To mark deleted text by striking it out | |
| DIV | For dividing a page into logical sections | |
| ALIGN | For aligning a given section to left, right, or center | D |
| CLASS | For giving a name to each class of divisions | |
| ID | For giving a unique name to a particular division | |
| DL | For creating a definition list | |
| DT | For marking a term to be defined in a list | |
| EM | For emphasizing text, usually with italics | |
| EMBED | For adding multimedia | N+IE* |
| ALIGN | For aligning controls | N+IE* |
| AUTOSTART | For making multimedia event begin automatically | N+IE* |
| CONTROLS | For displaying play, pause, rewind buttons | N+IE* |
| LOOP | For determining if multimedia event should play more than once | N+IE* |
| SRC | For specifying URL of multimedia file | N+IE* |
| WIDTH, HEIGHT | For specifying size of controls | N+IE* |
| fieldset | For grouping a set of form elements together | |
| FONT | For changing the size, face, and color of text | D |
| COLOR | For changing text color | D |
| FACE | For changing text font | D |
| SIZE | For changing text size | D |
| FORM | For creating fill-in forms | |
| action | For giving URL of CGI script for form | |
| enctype | For uploading files in the proper format | |
| METHOD | For determining how form should be processed | |
| frame | For creating frames | F |
| BORDER | For determining thickness of frame borders | N+IE |
| BORDERCOLOR | For determining color of frame borders | N+IE |
| frameborder | For displaying or hiding frame borders | F |
| FRAMESPACING | For adding space between frames | IE |
| longdesc | For linking to a document with more information | F |
| NAME | For naming frame so it can be used as target | F |
| NORESIZE | For keeping users from resizing a frame | F |
| marginwidth, MARGINHEIGHT |
For specifying a frame's left and right, and top and bottom margins | F |
| scrolling | For displaying or hiding a frame's scrollbars | F |
| SRC | For specifying initial URL to be displayed in frame | F |
| target | For specifying which frame a link should be opened in | F |
| title | For indicating a frame's purpose | F |
| fRAMESET | For defining a frameset | F |
| BORDER | For determining thickness of frame borders | N+IE |
| BORDERCOLOR | For determining color of frame borders | N+IE |
| COLS | For determining number and size of frames | F |
| frameborder | For displaying or hiding frame borders | F |
| FRAMESPACING | For adding space between frames | IE |
| ROWS | For determining number and size of frames | F |
| H1, h2, h3, h4, h5, h6 | For creating headers | |
| ALIGN | For aligning headers | D |
| HEAD | For creating head section of page | |
| HR | For creating horizontal rules | |
| ALIGN | For aligning horizontal rules | D |
| NOSHADE | For displaying horizontal rules without shading | D |
| SIZE | For specifying height of horizontal rule | D |
| WIDTH | For specifying width of horizontal rule | D |
| HTML | For identifying a text document as an HTML document | |
| I | For displaying text in italics | |
| IFRAME | For creating floating frames | D* |
| ALIGN | For aligning floating frames | D* |
| frameborder | For displaying or hiding frame borders | D* |
| height | For specifying the height of an iframe | D* |
| name | For specifying the name of the floating frame, to be used as a target | D* |
| WIDTH, HEIGHT | For specifying size of floating frame | D* |
| SCROLLING | For displaying or hiding scrollbars | D* |
| SRC | For specifying the URL of the initial page | D* |
| IMG | For inserting images on a page | |
| ALIGN | For aligning images and for wrapping text around images | D |
| ALT | For offering alternate text that is displayed if image is not | |
| border | For specifying the thickness of the border, if any | D |
| HSPACE, VSPACE | For specifying amount of space above and below, and to the sides of an image | D |
| SRC | For specifying URL of image | |
| USEMAP | For specifying the image map that should be used with the referenced image | |
| WIDTH, HEIGHT | For specifying size of image so that page is loaded more quickly, or for scaling | |
| INPUT | For creating form elements | |
| accesskey | For adding a keyboard shortcut to a form element | |
| align | For aligning form elements | D |
| CHECKED | For marking a radio button or check box by default | |
| disabled | For graying out form elements until some other event occurs | |
| event | For triggering a script with an event like ONFOCUS, ONBLUR, etc. | |
| MAXLENGTH | For determining maximum amount of characters that can be entered in form element | |
| NAME | For identifying data collected by this element | |
| SIZE | For specifying width of text or password box | |
| SRC | For specifying URL of active image | |
| READONLY | For keeping visitors from changing certain form elements | |
| TABindex | For specifying order in which Tab key should take a visitor through links and form elements | |
| TYPE | For determining type of form element | |
| VALUE | For specifying initial value of form element | |
| INS | For marking inserted text with an underline | |
| KBD | For marking keyboard text | |
| label | For labeling form elements | |
| for | For specifying which form element the label belongs to | |
| LAYER | For positioning elements | N |
| legend | For labeling fieldsets | |
| align | For aligning legends | D |
| LI | For creating a list item | |
| Type | For determining which symbols should begin the list item | D |
| VALUE | For determining the initial value of the first list item | D |
| LINK | For linking to an external style sheet | |
| href | For specifying the URL of the style sheet | |
| media | For noting a style sheet's purpose | |
| title | For labeling alternate style sheets | |
| type | For noting a style sheet's MIME type | |
| rel | For indicating that a style sheet is primary or alternate | |
| MAP | For creating a client-side image map | |
| NAME | For naming map so it can be referenced later | |
| marquee | For creating moving text | IE |
| behavior | For controlling how the text should move (scroll, slide, alternate) | IE |
| direction | For controlling if the text moves from left to right or right to left | IE |
| LOOP | For specifying repetitions | IE |
| SCroLLAMOUNT | For specifying amount of space between each marquee repetition | IE |
| SCROLLDELAY | For specifying amount of time between each marquee repetition | IE |
| META | ||
| content | For adding extra information about the Web page itself | |
| http-equiv | For creating jumps to other pages, setting default scripting language, and declaring character encoding | |
| NAME | For identifying extra information to the Web page | |
| NOBR | For keeping all the enclosed elements on one line | N+IE |
| NOFRAMES | For providing alternatives to frames | F |
| noscript | For providing alternatives to scripts | |
| OBJECT | For embedding objects in Web pages | |
| align | For aligning objects | D |
| border | For creating (or hiding) a border around an object | D |
| classid | For identifying the kind of object being embedded | |
| codebase | For defining the base URL of the source object | |
| data | For identifying the source of the multimedia file to be embedded | |
| hspace, vspace | For specifying amount of space around an object | D |
| name | For identifying the object | |
| standby | For displaying a message as the object is loading | |
| type | For noting the an object's MIME type | |
| width, height | For specifying the dimensions of the object's box | |
| OL | For creating ordered lists | |
| TYPE | For specifying the symbols that should begin each list item | D |
| START | For specifying the initial value of the first list item | D |
| optgroup | For dividing a menu into submenus | |
| disabled | For graying out menu options until some other event occurs | |
| label | For specifying how the option should appear in the menu | |
| OPTION | For creating the individual options in a form menu | |
| disabled | For graying out menu options until some other event occurs | |
| label | For specifying how the option should appear in the menu | |
| SELECTED | For making a menu option be selected by default in a blank form | |
| VALUE | For specifying the initial value of a menu option | |
| P | For creating new paragraphs | |
| ALIGN | For aligning paragraphs | D |
| param | For setting properties of an object | |
| name | For identifying the kind of property | |
| value | For setting the value of the named property | |
| PRE | For displaying text exactly as it appears in HTML document | |
| Q | For quoting short passages of text | |
| cite | For giving the URL of the source of the quote | |
| S | (Same as STRIKE) For displaying text with a line through it |
D |
| SAMP | For displaying sample text--in a monospaced font | |
| script | For adding "automatic" scripts to a page | |
| charset | For specifying the character set an external script is written in | |
| Language | For specifying the scripting language the script is written in | D |
| SRC | For referencing an external script | |
| TYPE | For specifying the scripting language the script is written in | |
| Select | For creating menus in forms | |
| disabled | For graying out menu options until some other event occurs | |
| NAME | For identifying the data collected by the menu | |
| MULTIPLE | For allowing users to choose more than one option in the menu | |
| SIZE | For specifying the number of items initially visible in the menu | |
| small | For decreasing the size of text | |
| SPAN | For creating custom character styles | |
| class | For naming individual custom character styles | |
| ID | For identifying particular HTML elements | |
| strike | (Same as S) For displaying text with a line through it |
D |
| STRONG | For emphasizing text logically, usually in boldface | |
| style | For adding style sheet information to a page | |
| media | For indicating a style sheet's purpose | |
| type | For indicating a style sheet's MIME type | |
| sub | For creating subscripts | |
| sup | For creating superscripts | |
| table | For creating tables | |
| align | For aligning an entire table with respect to the window | D |
| background | For specifying a background image for the table | N+IE |
| BGCOLOR | For specifying the background color of the table | D |
| border | For specifying the thickness, if any, of the border | |
| bordercolor | For specifying a solid color for the border | IE |
| BORdERCOLORDARK | For specifying the darker (shaded) color of the border | IE |
| Bordercolorlight | For specifying the lighter (highlighted) color of the border | IE |
| cellpadding | For setting the space between a cell's contents and its borders | |
| cellspacing | For setting the amount of space between cells | |
| frame | For displaying external borders | |
| height | For specifying the height of the table | N+IE |
| rules | For displaying internal borders | |
| width | For specifying the size of the table | |
| tbody | For identifying the body of the table | |
| align, valign | For aligning the contents of the body of the table | |
| TD, TH | For creating regular and header cells, respectively, in a table | |
| align, valign | For aligning a cell's contents horizontally or vertically | |
| BGCOLOR | For changing the background color of a cell | D |
| char | For aligning the contents of a cell with respect to a character | |
| colspan | For spanning a cell across more than one column | |
| nowrap | For keeping a cell's contents on one line | D |
| rowspan | For spanning a cell across more than one row | |
| width, height | For specifying the size of the cell | D |
| textarea | For creating text block entry areas in a form | |
| accesskey | For adding a keyboard shortcut to a text area | |
| disabled | For graying out a text block until some other event occurs | |
| NAME | For identifying the data that is gathered with the text block | |
| readonly | For protecting a text area's contents | |
| ROWS, COLS | For specifying the number of rows and columns in the text block | |
| TFOOT, THEAD | For identifying the footer and header area of a table | |
| align, valign | For aligning the footer or header cells | |
| TITLE | Required. For creating the title of the page in title bar area | |
| TR | For creating rows in a table | |
| ALIGN, VALIGN | For aligning contents of row horizontally or vertically | |
| BGCOLOR | For changing color of entire row | D |
| TT | For displaying text in monospaced font | |
| U | For displaying text with line underneath it | D |
| UL | For creating unordered lists | |
| type | For specifying the markers that should precede each list item | D |
| wbr | For creating discretional line breaks | N+IE |