| Attribute | Element to be used with | Value | Purpose |
|---|
| action | form | URL of the script | form handler script |
| align | div, h1, h2, h3, h4, h5, h6, p | left, center, right, justify | text alignment |
| align | table | left, center, right | relative to window |
| align | th, td, tr | left, center, right, justify | table alignment |
| align | caption | top, bottom, left, right | alignment relative to table |
| align | HR | left, center, right | |
| align | applet, iframe, img, input, object | top, middle, bottom, left, right | vertical or horizontal alignment |
| alink | body | color | color of selected links |
| alt | applet, area, img | text | text description |
| background | body | URL | image for document background |
| bgcolor | body | color | document background color |
| bgcolor | table | color | background table color |
| bgcolor | tr | color | background row color |
| bgcolor | th, td | color | background cell color |
| border | img | pixels | border width |
| border | table | pixels | controls frame width around table |
| cellpadding | table | length | spacing within cells |
| cellspacing | table | length | spacing between cells |
| checked | input | checked | true or false value for check boxes and radio buttons |
| clear | br | left, right, all, none | controls text flow next to a floated object (i.e. image) |
| color | font, basefont | color | sets text color |
| cols | textarea | number | width of textarea box |
| colspan | th, td | number | number of cols spanned in a cell |
| coords | a, area | lengths in a comma-separated list | coordinates of imagemap areas |
| frameborder | frame | 0, 1 | borders off or on |
| height | img | length | image height |
| height | th, td | length | cell height |
| href | a, area, link | URL | destination source URL |
| href | base | URL | base URL |
| hspace | image | pixels | horizontal gutter |
| link | body | color | color of links |
| longdesc | img | URL | link to long description |
| maxlength | input | number | number of maximum allowed characters for text fields |
| media | style, link | screen, handheld, print, all | media type |
| method | form | post, get | HTTP method for submitting form |
| multiple | select | multiple | enables multiple selections in drop-down list |
| rowspan | th, td | number | number of rows spanned by cell |
| selected | option | selected | sets selected option in drop-down list box |
| shape | a, area | rect, circle, poly, default | sets imagemap area shape |
| size | HR | pixels | size of horizontal rule |
| size | select | number | sets number of rows visible |
| src | img | URL | image location |
| start | ol | number | starting number |
| target | a, link, area, base | target name or _blank, _self, _top, _parent | display in frame |
| text | body | color | default text color |
| title | all elements except base, basefont, head, html, meta, param, script, title | text | sets text to display in tool tip |
| type | input | button, checkbox, file, hidden, image, password, radio, reset, submit, text | type of input control |
| type | ul | disc, square, circle | list style for an unordered list |
| type | ol | 1, a, A, i, I | list style for an ordered list |
| type | button | button, submit, reset | type of button |
| usemap | img | URL | client-side imagemap |
| valign | tr, th, td | top, middle, bottom, baseline | vertical alignment |
| vlink | body | color | sets color of visited links |
| vspace | img | pixels | sets size of vertical gutter |
| width | hr | length | width of horizontal rule |
| width | img | length | image width |
| width | table | length | sets table width |
| width | th, td | length | cell width |
