 |  |
3.2. HTML Tag and Attribute Descriptions
| <a> |
<a> ... </a>
Create a hyperlink (href attribute) or fragment identifier (name attribute) within a document.
Attributes
- accesskey=char
- Define the hot-key character for this anchor.
- charset=encoding
- Specify the character set used to encode the target.
- coords=list
- Specify a list of shape-dependent coordinates.
- href=url
- Specify the URL of a hyperlink target (required if not a name anchor).
- hreflang=language
- Specify the language encoding for the target.
- name=string
- Specify the name of a fragment identifier (required if not a hypertext reference anchor).
- rel=relationship
- Indicate the relationship from this document to the target.
- rev=relationship
- Indicate the reverse relationship of the target to this document.
- shape=shape
- Define the region's shape to be circ, circle, poly, polygon, rect, or rectangle.
- tabindex=value
- Define the position of this anchor in the document's tabbing order.
- target=name
- Define the name of the frame or window to receive the referenced document.
- type=type
- Specify the MIME type of the target.
Example
To create an anchor named info at some point in a document called doc.html, use the <a> tag with the name attribute:
<a name="info" >Information</a>
To provide a hyperlink to that point in doc.html, use the <a> tag with the href attribute appending the anchor name to the filename using a hash mark (#):
<a href="doc.html#info" >Link to information</a>
| <abbr> |
<abbr> ... </abbr>
The enclosed text is an abbreviation.
| <acronym> |
<acronym> ... </acronym>
The enclosed text is an acronym.
| <address> |
<address> ... </address>
The enclosed text is an address.
| <applet> |
<applet> ... </applet>
Define an executable applet within a text flow.
Attributes
- align=position
- Align the <applet> region to either the top, middle, bottom (default), left, right, absmiddle, baseline, or absbottom of the text in the line.
- alt=string
- Specify alternative text to replace the <applet> region within browsers that support the <applet> tag but cannot execute the application.
- archive=url
- Specify a class archive to be downloaded to the browser and then searched for code class.
- class=name
- Specify a style class controlling the appearance of the tag.
- code=class
- Specify the class name of the code to be executed (required).
- codebase=url
- URL from which the code is retrieved.
- height=n
- Specify the height, in pixels, of the <applet> region.
- hspace=n
- Specify additional space, in pixels, to the left and right of the <applet> region.
- id=name
- Define a name for this applet that is unique to this document.
- mayscript
- If present, allows the applet to access JavaScript within the page.
- name=string
- Specify the name of this particular instance of the <applet>.
- object=data
- Specify a representation of the object's execution state.
- style=style
- Specify an inline style for this tag.
- title=string
- Provide a title for the applet.
- vspace=n
- Specify additional space, in pixels, above and below the <applet> region.
- width=n
- Specify the width, in pixels, of the <applet> region.
| <area> |
<area>
Define a mouse-sensitive area in a client-side image map.
Attributes
- accesskey=char
- Define the hot-key character for this area.
- alt=string
- Provide alternative text to be displayed by nongraphical browsers.
- coords=list
- Specify a comma-separated list of shape-dependent coordinates that define the edge of this area.
- href=url
- Specify the URL of a hyperlink target associated with this area.
- nohref
- Indicate that no document is associated with this area; clicking in the area has no effect.
- notab
- This area should not be included in the tabbing order.
- onblur=applet
- Specify an applet to be run when the mouse leaves the area.
- onfocus=applet
- Specify an applet to be run when the mouse enters the area.
- shape=shape
- Define the region's shape to be either circ, circle, poly, polygon, rect, or rectangle.
- tabindex=value
- Define the position of this area in the document's tabbing order.
- taborder=n
- Specify this area's position in the tabbing order.
- target=name
- Specify the frame or window to receive the document linked by this area.
| <b> |
<b> ... </b>
Format the enclosed text using a bold typeface.
| <base> |
<base>
Specify the base URL for all relative URLs in this document.
Attributes
- href=url
- Specify the base URL.
- target=name
- Define the default target window of all <a> links in the document (mostly used for redirecting a link to other frames). There are four special values _blank, _parent, _self, and _top. These values are described in Chapter 4.
| <basefont> |
<basefont>
Specify the font size for subsequent text.
Attributes
- color=color
- Specify the base font's color.
- face=name
- Specify the local font to be used for the base font.
- id=name
- Define a name for this tag that is unique to this document.
- name=name
- Specify the local font to be used for the base font.
- size=value
- Set the basefont size from 1 to 7 (required; default is 3).
| <bdo> |
<bdo> ... </bdo>
Bidirectional override; changes the rendering direction of the enclosed text.
Attributes
- class=name
- Specify a class style controlling the appearance of this tag.
- dir=direction
- Specify the rendering direction for text, either left to right (ltr) or right to left (rtl).
- id=name
- Define a name for this tag that is unique to this document.
- lang=language
- Specify the language used for this tag's contents using a standard two-character ISO language name.
- style=style
- Specify an inline style for this tag.
- title=string
- Specify a title for this tag.
| <bgsound> |
<bgsound>
Define background audio for the document.
Attributes
| <big> |
<big> ... </big>
Format the enclosed text using a bigger typeface.
| <blockquote> |
<blockquote> ... </blockquote>
The enclosed text is a block quotation.
Attributes
| <body> |
<body> ... </body>
Delimit the beginning and end of the document body.
Attributes
- alink=color
- Set the color of active hypertext links in the document.
- background=url
- Specify the URL of an image to be tiled in the document background.
- bgcolor=color
- Set the background color of the document.
- bgproperties=value
- When set to fixed, prevent the background image from scrolling with the document content.
- leftmargin=value
- Set the size, in pixels, of the document's left margin.
- link=color
- Set the color of unvisited hypertext links in the document.
- onblur=applet
- Specify an applet to be run when the mouse leaves the document window.
- onfocus=applet
- Specify an applet to be run when the mouse enters the document window.
- onload=applet
- Specify an applet to be run when the document is loaded.
- onunload=applet
- Specify an applet to be run when the document is unloaded.
- text=color
- Set the color of regular text in the document.
- topmargin=value
- Set the size, in pixels, of the document's top margin.
- vlink=color
- Set the color of visited links in the document.
| <br> |
<br>
Break the current text flow, resuming at the beginning of the next line.
Attributes
- class=name
- Specify a style class controlling the appearance of this tag.
- clear=margin
- Break the flow and move downward until the desired margin, either left, right, or all, is clear.
- id=name
- Define a name for this tag that is unique to this document.
- style=style
- Specify an inline style for this tag.
- title=string
- Specify a title for this tag.
| <button> |
<button>
Create a push-button element within a <form>.
Attributes
- accesskey=char
- Define the hot-key character for this button.
- disabled
- Disable the button, preventing the user from clicking it.
- name=name
- Specify the name of the parameter to be passed to the form-processing application if the input element is selected (required).
- onblur=applet
- Specify an applet to be run when the mouse moves out of the button.
- onfocus=applet
- Specify an applet to be run when the mouse moves into the button.
- type=type
- Specify the button type, either button, submit, or reset.
- tabindex=n
- Specify this element's position in the tabbing order.
- value=string
- Specify the value of the parameter sent to the form-processing application if this form element is selected (required).
| <caption> |
<caption> ... </caption>
Define a caption for a table.
Attributes
- align=position
- For Netscape, set the vertical position of the caption to either top or bottom. Default is top, centered. For Internet Explorer, set the horizontal alignment of the caption to either left, center, or right, or the vertical position to top or bottom. The default is top, centered. You cannot set both the horizontal and vertical position with this attribute alone.
- valign=position
- Set the vertical position of the caption to either top or bottom. Default is top. Use this with a horizontal specification to align to set both vertical and horizontal caption positions.
See Chapter 5 for more information on using tables.
| <cite> |
<cite> ... </cite>
The enclosed text is a citation.
| <code> |
<code> ... </code>
The enclosed text is a code sample.
| <col> |
<col>
Set properties for a column (or columns) within a <colgroup> of a table.
Attributes
- align=value
- Specify alignment of text in the cells of a column. Value can be center, left, or right.
- char=character
- Specify the alignment character for text in these cells.
- charoff=value
- Set the offset within the cell at which the alignment character will be placed.
- span=n
- Specify the number of columns to be affected by the <col> settings.
- valign=position
- Set the vertical alignment of text within the column to either top, middle, or bottom.
- width=n
- Set the width of the column, in pixels or as a percentage.
| <colgroup> |
<colgroup>
Set properties for designated column or columns within a table. Also indicates where vertical rules will be drawn when rules=groups is set in the <table> tag.
Attributes
- align=value
- Specify alignment of text in the cells of columns in the <colgroup>. Values can be center, left, or right.
- char=character
- Specify the alignment character for text in these cells.
- charoff=value
- Set the offset within the cell at which the alignment character will be placed.
- span=n
- Specify the number of columns in the <colgroup>.
- valign=position
- Set the vertical alignment of text within the columns to either top, middle, or bottom.
- width=n
- Set the width, in pixels or as a percentage, of each column in the group.
| <comment> |
<comment> ... </comment>
Place a comment in the document. Comments will be visible in all other browsers. Comments can be placed within <!-- comment text —> for all browsers.
| <dd> |
<dd> ... </dd>
Define the definition portion of an element in a definition list.
| <del> |
<del> ... </del>
Delineate a deleted section of a document.
Attributes
| <dfn> |
<dfn> ... </dfn>
Format the enclosed text as a definition.
| <dir> |
<dir> ... </dir>
Create a directory list containing <li> tags.
Attributes
| <div> |
<div> ... </div>
Create a division within a document.
Attributes
| <dl> |
<dl> ... </dl>
Create a definition list containing <dt> and <dd> tags.
Attributes
| <dt> |
<dt> ... </dt>
Define the definition term portion of an element in a definition list.
| <em> |
<em> ... </em>
Format the enclosed text with additional emphasis.
| <embed> |
<embed> ... </embed>
Embed an application into the document.
Attributes
- align=position
- Align the applet area to either the top or bottom of the adjacent text, or to the left or right margin of the page, with subsequent text flowing around the applet.
- border=n
- Specify the size, in pixels, of the border around the applet.
- height=n
- Specify the height of the area the embedded object will occupy.
- hidden
- If present, hide the applet on the page.
- hspace=n
- Define, in pixels, additional space to be placed to the left and right of the applet.
- name=name
- Provide a name for the applet.
- palette=value
- In Netscape, a value of foreground causes the applet to use the foreground palette in Windows only; background uses the background palette. Internet Explorer provides the foreground and background colors for the applet, specified as two color values separated by a vertical bar (|).
- pluginspage=url
- Provide the URL of the page containing instructions for installing the plug-in associated with the applet.
- src=url
- Supplies the URL of the data to be fed to the applet.
- type=type
- Specify the MIME type of the plug-in to be used.
- units=type
- Set the units for the height and width attributes to either pixels (the default) or en (half the text point size).
- vspace=n
- Define, in pixels, additional space to be placed above and below the applet.
- width=n
- Specify the width, in pixels, of the applet.
| <fieldset> |
<fieldset> ... </fieldset>
Create a group of elements in a form.
| <font> |
<font> ... </font>
Set the size, color, or typeface of the enclosed text.
Attributes
- class=name
- Specify a style class controlling the appearance of this tag.
- color=color
- Set the color of the enclosed text.
- dir=dir
- Specify the rendering direction for text, either left to right (ltr) or right to left (rtl).
- face=list
- Set the typeface of the enclosed text to the first available font in the comma-separated list of font names.
- id=name
- Define a name for this tag that is unique to this document.
- lang=language
- Specify the language used for this tag's contents using a standard two-character ISO language name.
- size=value
- Set the size to an absolute value (1 to 7), or relative to the <basefont> size using +n or -n.
- style=style
- Specify an inline style for this tag.
- title=string
- Specify a title for this tag.
| <form> |
<form> ... </form>
Delimit a form.
Attributes
- accept-charset=list
- Specify a list of character sets accepted by the server processing this form.
- action=url
- Specify the URL of the application that will process the form. The default is the current URL.
- enctype=encoding
- Specify how the form element values will be encoded.
- method=style
- Specify the parameter-passing style, either get or post. The default is get.
- name=name
- Supply a name for this form for use by JavaScript.
- onreset=applet
- Specify an applet to be run when the form is reset.
- onsubmit=applet
- Specify an applet to be run when the form is submitted.
- target=name
- Specify the name of a frame or a window to receive the results of the form after submission.
| <frame> |
<frame> ... </frame>
Define a frame within a frameset.
Attributes
- bordercolor=color
- Set the color of the frame's border to color.
- class=name
- Specify a style class controlling the appearance of this tag.
- frameborder=value
- If value is yes (Netscape only) or 1 (Netscape and Internet Explorer), enable frame borders. If value is no (Netscape only) or 0 (Netscape and Internet Explorer), disable frame borders.
- id=name
- Define a name for this tag that is unique in the document.
- longdesc=url
- Provide the URL of a document describing the contents of this frame.
- marginheight=n
- Place n pixels of space above and below the frame contents.
- marginwidth=n
- Place n pixels of space to the left and right of the frame contents.
- name=string
- Define the name of the frame.
- noresize
- Disable user resizing of the frame.
- scrolling=type
- Always add scrollbars (yes), never add scrollbars (no), or add scrollbars when needed (auto).
- src=url
- Define the URL of the source document for this frame.
- style=style
- Specify an inline style for this tag.
- title=string
- Specify a title for this tag.
See Chapter 4 for more information on using frames.
| <frameset> |
<frameset> ... </frameset>
Define a collection of frames or other framesets.
Attributes
- border=n
- Set size in pixels of frame borders within a frameset. Default border width is five pixels.
- bordercolor=color
- Set the color for frame borders in a frameset.
- cols=list
- Specify the number and width of frames within a frameset.
- frameborder=[yes|no]
- Enable or disable the displaying of 3D borders or regular borders for frames. The default is yes (3D borders).
- frameborder=[1|0]
- Enable or disable the displaying of 3D borders for frames within a frameset. The default is 1 (borders on).
- framespacing=n
- Add additional space between adjacent frames in pixels.
- onblur=applet
- Specify an applet to be run when the mouse leaves this frameset.
- onfocus=applet
- Specify an applet to be run when the mouse enters this frameset.
- onload=applet
- Specify an applet to be run when this frameset is loaded.
- onunload=applet
- Specify an applet to be run when this frameset is unloaded.
- rows=list
- Specify the number and height of frames within a frameset.
See Chapter 4 for more information on using frames.
| <hn> |
<hn> ... </hn>
The enclosed text is a level n header; for level n from 1 to 6.
Attributes
| <head> |
<head> ... </head>
Delimit the beginning and end of the document head.
Attributes
| <hr> |
<hr>
Break the current text flow and insert a horizontal rule.
Attributes
- align=type
- Specify the rule alignment as either left, center (default), or right.
- class=name
- Specify a style class controlling the appearance of the rule.
- color=color
- Define the color of the rule.
- id=name
- Define a name for this tag that is unique to this document.
- noshade
- Do not use 3D shading to render the rule.
- onclick=applet
- Specify an applet to be executed when the mouse button is clicked on this tag.
- ondblclick=applet
- Specify an applet to be executed when the mouse button is double-clicked on this tag.
- onkeydown=applet
- Specify an applet to be executed when a key is pressed down while this tag has input focus.
- onkeypress=applet
- Specify an applet to be executed when a key is pressed and released while this tag has input focus.
- onkeyup=applet
- Specify an applet to be executed when a key is released while this tag has input focus.
- onmousedown=applet
- Specify an applet to be executed when a mouse button is pressed down on this tag.
- onmousemove=applet
- Specify an applet to be executed when the mouse is moved over this tag.
- onmouseout=applet
- Specify an applet to be executed when the mouse moves out of this tag's display area.
- onmouseover=applet
- Specify an applet to be executed when the mouse moves into this tag's display area.
- onmouseup=applet
- Specify an applet to be executed when a mouse button is released while over this tag.
- size=pixels
- Set the thickness of the rule to an integer number of pixels.
- style=style
- Specify an inline style for this tag.
- title=string
- Specify a title for this tag.
- width=value
- Set the width of the rule to either an integer number of pixels or a percentage of the page width.
| <html> |
<html> ... </html>
Delimit the beginning and end of the entire HTML document.
Attributes
| <i> |
<i> ... </i>
Format the enclosed text in an italic typeface.
| <iframe> |
<iframe> ... </iframe>
Define an inline frame.
Attributes
- align=type
- Align the floating frame to either the top, middle, bottom (default), left, or right of the text in the line.
- class=name
- Specify a style class controlling the appearance of the frame contents.
- frameborder=[1|0]
- Enable or disable the display of borders for the frame. Default is 1, which inserts the border. The value 0 turns the border off.
- height=n
- Specify the height of the frame in pixels or as a percentage of the window size.
- id=name
- Define a name for this tag that is unique to this document.
- longdesc=url
- Provide the URL of a document describing the contents of the frame.
- marginheight=n
- Place n pixels of space above and below the frame contents.
- marginwidth=n
- Place n pixels of space to the left and right of the frame contents.
- name=string
- Define the name of the frame.
- scrolling=type
- Always add scrollbars (yes), never add scrollbars (no), or add scrollbars when needed (auto).
- src=url
- Define the URL of the source document for this frame.
- style=style
- Specify an inline style for this tag.
- title=string
- Specify a title for this tag.
- width=n
- Specify the width of the frame in pixels.
See Chapter 4 for more information on using frames.
| <ilayer> |
<ilayer> ... </ilayer>
Define an inline layer.
Attributes
- above=name
- Place this layer above the named layer.
- background=url
- Specify a background image for the layer.
- below=name
- Place this layer below the named layer.
- bgcolor=color
- Specify the background color for the layer.
- class=name
- Specify a style class controlling the appearance of this tag.
- left=n
- Define, in pixels, the position of the layer's left edge from the containing line of text.
- name=name
- Provide a name for the layer.
- src=url
- Supply the content of the layer from another document.
- style=style
- Specify an inline style for this tag.
- top=n
- Define, in pixels, the position of the layer's top edge from the containing line of text.
- visibility=value
- Determine whether to show the layer, hide the layer, or inherit the visibility attribute from a containing layer.
- width=n
- Define the width, in pixels, of the layer.
- z-index=n
- Specify the layer's position in the stacking order.
| <img> |
<img>
Insert an image into the current text flow.
Attributes
- align=type
- Align the image to either the top, middle, bottom (default), left, or right of the text in the line. For Netscape Navigator, additionally align to the texttop, absmiddle, absbottom, or baseline of the text.
- alt=text
- Provide descriptive text for nonimage-capable browsers, tool tips, telephone browsers, and search engines.
- border=n
- Set the pixel thickness of the border around images contained within hyperlinks.
- controls
- Add playback controls for embedded video clips.
- dynsrc=url
- Specify the URL of a video clip to be displayed.
- height=n
- Specify the height of the image in pixels.
- hspace=n
- Specify the space, in pixels, to be added to the left and right of the image.
- ismap
- Indicate that the image is mouse-selectable when used within an <a> tag.
- longdesc=url
- Provide the URL of a document describing the image.
- loop=value
- Set the number of times to play the video; value may be an integer or the value infinite.
- lowsrc=url
- Specify a low-resolution image to be loaded by the browser first, followed by the image specified by the <src> attribute.
- src=url
- Specify the source URL of the image to be displayed (required).
- name=name
- Provide a name for the image for use by JavaScript.
- onabort=applet
- Provide an applet to be run if the loading of the image is aborted.
- onerror=applet
- Provide an applet to be run if the loading of the image is unsuccessful.
- onload=applet
- Provide an applet to be run if the loading of the image is successful.
- start=start
- Specify when to play the video clip, either fileopen or mouseover.
- usemap=url
- Specify the map of coordinates and links that define the hypertext links within this image.
- vspace=n
- Specify the vertical space, in pixels, added at the top and bottom of the image.
- width=n
- Specify the width of the image in pixels.
| <input type=button> |
<input type=button>
Create a push-button element within a <form>.
Attributes
- accesskey=char
- Define the hot-key character for this element.
- disabled
- Disable this control, making it inactive.
- name=name
- Specify the name of the parameter to be passed to the form-processing application if the input element is selected (required).
- notab
- Specify that this element is not part of the tabbing order.
- onblur=applet
- Specify an applet to be run when the mouse leaves this control.
- onfocus=applet
- Specify an applet to be run when the mouse enters this control.
- tabindex=n
- Specify this element's position in the tabbing order.
- taborder=n
- Specify this element's position in the tabbing order.
- value=string
- Specify the value of the parameter sent to the form-processing application if the input element is selected (required).
| <input type=checkbox> |
<input type=checkbox>
Create a checkbox input element within a <form>.
Attributes
- accesskey=char
- Define the hot-key character for this element.
- checked
- Mark the element as initially selected.
- disabled
- Disable this control, making it inactive.
- name=string
- Specify the name of the parameter to be passed to the form-processing application if the input element is selected (required).
- notab
- Specify that this element is not part of the tabbing order.
- readonly
- Prevent user modification of this element.
- tabindex=n
- Specify this element's position in the tabbing order.
- taborder=n
- Specify this element's position in the tabbing order.
- value=string
- Specify the value of the parameter sent to the form-processing application if this form element is selected (required).
See Chapter 6 for more information on using forms.
| <input type=file> |
<input type=file>
Create a file-selection element within a <form>.
Attributes
- accept=list
- Specify list of MIME types that can be accepted by this element.
- accesskey=char
- Define the hot-key character for this element.
- disabled
- Disable this control, making it inactive.
- maxlength=n
- Specify the maximum number of characters to accept for this element.
- name=string
- Specify the name of the parameter that is passed to the form-processing application for this input element (required).
- notab
- Specify that this element is not part of the tabbing order.
- onblur=applet
- Specify an applet to be run when the mouse leaves this control.
- onchange=applet
- Specify an applet to be run when the user changes the value of this element.
- onfocus=applet
- Specify an applet to be run when the mouse enters this control.
- readonly
- Prevent user modification of this element.
- size=n
- Specify the number of characters to display for this element.
- tabindex=n
- Specify this element's position in the tabbing order.
- taborder=n
- Specify this element's position in the tabbing order.
- value=string
- Specify the value of the parameter sent to the form-processing application if this form element is selected (required).
See Chapter 6 for more information on using forms.
| <input type=hidden> |
<input type=hidden>
Create a hidden element within a <form>.
Attributes
- name=string
- Specify the name of the parameter that is passed to the form-processing application for this input element (required).
- value=string
- Specify the value of this element that is passed to the form-processing application.
See Chapter 6 for more information on using forms.
| <input type=image> |
<input type=image>
Create an image input element within a <form>.
Attributes
- accesskey=char
- Define the hot-key character for this element.
- align=type
- Align the image to either the top, middle, or bottom of the form element's text.
- alt=string
- Provide a text description for the image.
- border=n
- Set the pixel thickness of the border of the image.
- disabled
- Disable this control, making it inactive.
- name=string
- Specify the name of the parameter to be passed to the form-processing application for this input element (required).
- notab
- Specify that this element is not part of the tabbing order.
- src=url
- Specify the source URL of the image (required).
- tabindex=n
- Specify this element's position in the tabbing order.
- taborder=n
- Specify this element's position in the tabbing order.
- usemap=url
- Specify the URL of a map to be used with this image.
See Chapter 6 for more information on using forms.
| <input type=password> |
<input type=password>
Create a content-protected text-input element within a <form>.
Attributes
- accesskey=char
- Define the hot-key character for this element.
- disabled
- Disable this control, making it inactive.
- maxlength=n
- Specify the maximum number of characters to accept for this element.
- name=string
- Specify the name of the parameter to be passed to the form-processing application for this input element (required).
- notab
- Specify that this element is not part of the tabbing order.
- onblur=applet
- Specify an applet to be run when the mouse leaves this control.
- onchange=applet
- Specify an applet to be run when the user changes the value of this element.
- onfocus=applet
- Specify an applet to be run when the mouse enters this control.
- onselect=applet
- Specify an applet to be run when the user clicks this element.
- readonly
- Prevent user modification of this element.
- size=n
- Specify the number of characters to display for this element.
- tabindex=n
- Specify this element's position in the tabbing order.
- taborder=n
- Specify this element's position in the tabbing order.
- value=string
- Specify the initial value for this element.
See Chapter 6 for more information on using forms.
| <input type=radio> |
<input type=radio>
Create a radio-button input element within a <form>.
Attributes
- accesskey=char
- Define the hot-key character for this element.
- checked
- Mark the element as initially selected.
- disabled
- Disable this control, making it inactive.
- name=string
- Specify the name of the parameter that is passed to the form-processing application if this input element is selected (required).
- notab
- Specify that this element is not part of the tabbing order.
- readonly
- Prevent user modification of this element.
- tabindex=n
- Specify this element's position in the tabbing order.
- taborder=n
- Specify this element's position in the tabbing order.
- value=string
- Specify the value of the parameter that is passed to the form-processing application if this element is selected (required).
See Chapter 6 for more information on using forms.
| <input type=reset> |
<input type=reset>
Create a reset button within a <form>.
Attributes
- accesskey=char
- Define the hot-key character for this element.
- disabled
- Disable this control, making it inactive.
- notab
- Specify that this element is not part of the tabbing order.
- readonly
- Prevent user modification of this element.
- tabindex=n
- Specify this element's position in the tabbing order.
- taborder=n
- Specify this element's position in the tabbing order.
- value=string
- Specify an alternate label for the reset button.
See Chapter 6 for more information on using forms.
| <input type=submit> |
<input type=submit>
Create a submit button within a <form>.
Attributes
- accesskey=char
- Define the hot-key character for this element.
- disabled
- Disable this control, making it inactive.
- name=string
- Specify the name of the parameter that is passed to the form-processing application for this input element (required).
- notab
- Specify that this element is not part of the tabbing order.
- tabindex=n
- Specify this element's position in the tabbing order.
- taborder=n
- Specify this element's position in the tabbing order.
- value=string
- Specify an alternate label for the submit button, as well as the value passed to the form-processing application for this parameter if this button is clicked.
See Chapter 6 for more information on using forms.
| <input type=text> |
<input type=text>
Create a text input element within a <form>.
Attributes
- accesskey=char
- Define the hot-key character for this element.
- disabled
- Disable this control, making it inactive.
- maxlength=n
- Specify the maximum number of characters to accept for this element.
- name=string
- Specify the name of the parameter that is passed to the form-processing application for this input element (required).
- notab
- Specify that this element is not part of the tabbing order.
- onblur=applet
- Specify an applet to be run when the mouse leaves this element.
- onchange=applet
- Specify an applet to be run when the user changes the value of this element.
- onfocus=applet
- Specify an applet to be run when the mouse enters this element.
- onselect=applet
- Specify an applet to be run when the user clicks this element.
- readonly
- Prevent user modification of this element.
- size=n
- Specify the number of characters to display for this element.
- tabindex=n
- Specify this element's position in the tabbing order.
- taborder=n
- Specify this element's position in the tabbing order.
- value=string
- Specify the initial value for this element.
See Chapter 6 for more information on using forms.
| <ins> |
<ins> ... </ins>
Delineate an inserted section of a document.
Attributes
| <isindex> |
<isindex>
Create a "searchable" HTML document.
Attributes
- action=url
- Provide the URL of the program that will perform the searching action.
- class=name
- Specify a class style controlling the appearance of this tag.
- dir=direction
- Specify the rendering direction for text, either left to right (ltr) or right to left (rtl).
- id=name
- Define a name for this tag that is unique to this document.
- lang=language
- Specify the language used for this tag's contents using a standard two-character ISO language name.
- prompt=string
- Provide an alternate prompt for the input field.
- style=style
- Specify an inline style for this tag.
- title=string
- Specify a title for this tag.
| <kbd> |
<kbd> ... </kbd>
The enclosed text is keyboard-like input.
| <keygen> |
<keygen> ... </keygen>
Generate key information in a form.
Attributes
| <layer> |
<layer> ... </layer>
Define a layer.
Attributes
- above=name
- Place this layer above the named layer.
- background=url
- Specify a background image for the layer.
- below=name
- Place this layer below the named layer.
- bgcolor=color
- Specify the background color for the layer.
- class=name
- Specify a style class controlling the appearance of this tag.
- clip=edge
- Define the layer's clipping region, in pixels. If left and top are 0, they may be omitted.
- left=n
- Define, in pixels, the position of the layer's left edge from the containing line of text.
- name=name
- Provide a name for the layer.
- src=url
- Supply the content of the layer from another document.
- style=style
- Specify an inline style for this tag.
- top=n
- Define, in pixels, the position of the layer's top edge from the containing line of text.
- visibility=value
- Determine whether to show the layer, hide the layer, or inherit the visibility attribute from a containing layer.
- width=n
- Define the width, in pixels, of the layer.
- z-index=n
- Specify the layer's position in the stacking order.
| <legend> |
<legend> ... </legend>
Define a legend for a form field set.
Attributes
| <li> |
<li> ... </li>
Delimit a list item in an ordered (<ol>) or unordered (<ul>) list.
Attributes
- type=format
- Set the type of this list element to the desired format. For <li> within <ol>: A (capital letters), a (lowercase letters), I (capital Roman numerals), i (lowercase Roman numerals), or 1 (Arabic numerals; default). For <li> within <ul>: circle, disc (default), or square.
- value=n
- Set the number for this list item to n.
| <link> |
<link>
Define a link in the document <head> between this document and another document. Currently this tag is implemented to provide links to style-sheet definition files and font definition files.
Attributes
- charset=charset
- Specify the character set used to encode the target of this link.
- href=url
- Specify the hypertext reference URL of the target document.
- hreflang=lang
- Specify the language used for the target's contents using a standard two-character ISO language name.
- media=list
- Specify a list of media types upon which this object can be rendered.
- rel=relation
- Indicate the relationship from this document to the target. For Internet Explorer 3.0, rel=style indicates the existence of an external style sheet.
- rev=relation
- Indicate the reverse relationship from the target to this document.
- type=text/css
- Specify the MIME type for the linked document. Normally used in conjunction with links to style sheets, when the type is set to text/css.
| <listing> |
<listing> ... </listing>
Same as <pre width=n> ... </pre>; deprecated: don't use.
| <marquee> |
<marquee> ... </marquee>
Create a scrolling-text marquee.
Attributes
- align=position
- Align the marquee to the top, middle, or bottom of the surrounding text.
- behavior=style
- Define marquee style to be scroll, slide, or alternate.
- bgcolor=color
- Set the background color of the marquee.
- class=name
- Specify a style class controlling the appearance of this tag.
- direction=dir
- Define the direction, left or right, the text is to scroll.
- height=value
- Define the height, in pixels, of the marquee area.
- hspace=value
- Define the space, in pixels, to be inserted to the left and right of the marquee.
- loop=value
- Set the number of times to animate the marquee; value is an integer or infinite.
- scrollamount=value
- Set the number of pixels to move the text for scroll movements.
- scrolldelay=value
- Specify the delay, in milliseconds, between successive movements of the marquee text.
- style=style
- Specify an inline style for this tag.
- vspace=value
- Define the space, in pixels, to be inserted above and below the marquee.
- width=value
- Define the width, in pixels, of the marquee area.
| <menu> |
<menu> ... </menu>
Define a menu list containing <li> tags.
Attributes
| <meta> |
<meta>
Provides additional information about a document.
Attributes
- charset=name
- Specify the character set to be used with this document.
- content=string
- Specify the value for the meta-information (required).For client pulls, content="n;url=url" tells the browser to load the specified url after n seconds. If no URL is specified, the source document will be reloaded. Must be used with http-equiv="refresh" within <meta>.
- dir=direction
- Specify the rendering direction for text, either left to right (ltr) or right to left (rtl).
- http-equiv=string
- Specify the HTTP equivalent name for the meta-information and cause the server to include the name and content in the HTTP header for this document when it is transmitted to the client. A value of refresh creates a "client-pull" within a document.
- lang=language
- Specify the language used for this tag's contents using a standard two-character ISO language name.
- name=string
- Specify the name of the meta-information.
- scheme=scheme
- Specify the profile scheme used to interpret this property.
| <multicol> |
<multicol> ... </multicol>
Format-enclosed HTML and text in multicolumn format. Text and elements will flow across specified number of columns to give them approximately equal length.
Attributes
| <nobr> |
<nobr> ... </nobr>
No breaks allowed in the enclosed text.
| <noembed> |
<noembed> ... </noembed>
Define content to be presented by browsers that do not support the <embed> tag.
| <noframes> |
<noframes> ... </noframes>
Define content to be presented by browsers that do not support frames.
See Chapter 4 for more information on using frames.
| <noscript> |
<noscript> ... </noscript>
Specify alternative content for browsers that do not support JavaScript. See Chapter 11 for more information on JavaScript.
| <object> |
<object> ... </object>
Insert an object into the document. This tag is used to specify applets, OLE controls, and other media objects.
Attributes
- align=value
- Specify how the object is aligned with other elements in the document. Values include baseline, center, left, middle, right, textbottom, textmiddle, and texttop.
- archive=list
- Specify a list of URLs of archives containing resources used by this object.
- border=n
- Set the width of the object's border if it is a hyperlink.
- classid=url
- Identify the class identifier of the object. The syntax of the URL depends on the object type.
- codebase=url
- Identify the URL of the object's codebase. The syntax of the URL depends on the object.
- codetype=codetype
- Specify the media type of the code.
- data=url
- Specify the URL of the data used for the object. The syntax of the URL depends on the object.
- declare
- Declare an object without instantiating it.
- height=n
- Specify the height of the object in pixels.
- hspace=n
- Specify the amount of space in pixels between the sides of the object and the surrounding elements.
- name=url
- Specify the name of the object.
- notab
- Do not make this object part of the tabbing order.
- shapes
- Indicate shaped hyperlinks in object.
- standby=message
- Specify message to display during object loading.
- tabindex=n
- Specify this object's position in the tabbing order.
- type=type
- Specify the media type for data.
- usemap=url
- Specify image map to use with object.
- vspace=n
- Specify the amount of space, in pixels, above and below object.
- width=n
- Specify object width.
| <ol> |
<ol> ... </ol>
Define an ordered list containing numbered (ascending) <li> elements.
Attributes
| <optgroup> |
<optgroup> ... </optgroup>
Define a group of options within a <select> element.
Attributes
| <option> |
<option> ... </option>
Define an option within a <select> item in a <form>.
Attributes
- disabled
- Disable this option, making it inactive.
- label=string
- Provide a label for this option.
- selected
- Make this item initially selected.
- value=string
- Return the specified value to the form-processing application instead of the <option> contents.
See Chapter 4 for more information on using forms.
| <p> |
<p> ... </p>
Start and end a paragraph.
Attributes
| <param> |
<param> ... </param>
Supply a parameter to the <applet> or <object> surrounding this tag.
Attributes
- id=name
- Define the unique identifier for this parameter.
- name=string
- Define the name of the parameter.
- type=type
- Specify the MIME type of the parameter.
- value=string
- Define the value of the parameter.
- valuetype=type
- Indicate the type of value. Can be one of three types: data indicates that the parameter's value is data (default); ref indicates that the parameter's value is a URL; object indicates that the value is a URL of another object in the document.
| <plaintext> |
<plaintext>
Render the remainder of the document as preformatted plain text.
| <pre> |
<pre> ... </pre>
Render the enclosed text in its original, preformatted style, honoring line breaks and spacing.
Attributes
| <q> |
<q> ... </q>
Designate enclosed text as an inline quotation.
Attributes
| <s> |
<s> ... </s>
The enclosed text is struck through with a horizontal line.
| <samp> |
<samp> ... </samp>
The enclosed text is a sample.
| <script> |
<script> ... </script>
Define a script within the document.
Attributes
- charset=name
- Specify the character set used to encode the script.
- defer
- Defer execution of this script.
- language=lang
- Specify the language used to create the script.
- src=url
- Specify the URL of an outside file containing the script to be loaded and run with the document.
- type=type
- Specify the MIME type of the script.
See Chapter 10 for more information on JavaScript.
| <select> |
<select> ... </select>
Define a multiple-choice menu or scrolling list within a <form>, containing one or more <option> tags.
Attributes
- disabled
- Disable this control, making it inactive.
- multiple
- Allow user to select more than one <option> within the <select>.
- name=string
- Define the name for the selected <option> values that, if selected, are passed to the form-processing application (required).
- onblur=applet
- Specify an applet to be run when the mouse leaves this element.
- onchange=applet
- Specify an applet to be run when the user changes the value of this element.
- onfocus=applet
- Specify an applet to be run when the mouse enters this element.
- size=n
- Display items using a pull-down menu for size=1 (without multiple specified) and a scrolling list of n items otherwise.
- tabindex=n
- Specify this element's position in the tabbing order.
See Chapter 6 for more information on using forms.
| <server> |
<server> ... </server>
Define a LiveWire script.
| <small> |
<small> ... </small>
Format the enclosed text using a smaller typeface.
| <spacer> |
<spacer>
Insert a whitespace element in a document.
Attributes
- type=type
- Specify what type of spacer to use. vertical inserts space between two lines of text. horizontal inserts space between words or characters. block inserts a rectangular space such as an <img> object.
- size=n
- Specify size in pixels for either width of horizontal spacer, or height of vertical spacer.
- width=n
- Specify width in pixels of block spacer.
- height=n
- Specify height in pixels of block spacer.
- align=value
- Specify alignment of block spacer with surrounding text. Values are the same as for the <img> tag.
| <span> |
<span> ... </span>
Specify style-sheet formatting to text between tags.
Attributes
| <strike> |
<strike> ... </strike>
The enclosed text is struck through with a horizontal line.
| <strong> |
<strong> ... </strong>
Strongly emphasize the enclosed text.
| <style> |
<style> ... </style>
Define one or more document level styles.
Attributes
- dir=dir
- Specify the rendering direction for the title text, either left to right (ltr) or right to left (rtl).
- lang=language
- Specify the language used for this tag's title using a standard two-character ISO language name.
- media=list
- Specify a list of media types upon which this object can be rendered.
- title=string
- Specify a title for this tag.
- type=type
- Define the format of the styles (i.e., text/css).
See Chapter 5 for more information on styles and style sheets.
| <sub> |
<sub> ... </sub>
Format the enclosed text as a subscript.
| <sup> |
<sup> ... </sup>
Format the enclosed text as a superscript.
| <table> |
<table> ... </table>
Attributes
- align=position
- Align the table either left or right with the surrounding text flow.
- background=url
- Specify an image to be tiled in the background of the table.
- bgcolor=color
- Define the background color for the entire table.
- border=n
- Create a border n pixels wide.
- bordercolor=color
- Define the border color for the entire table.
- bordercolordark=color
- Define the dark border-highlighting color for the entire table.
- bordercolorlight=color
- Define the light border-highlighting color for the entire table.
- cellpadding=n
- Place n pixels of padding around each cell's contents.
- cellspacing=n
- Place n pixels of spacing between cells.
- cols=n
- Specify the number of columns in this table.
- frame=[void|above|below|hsides|lhs|rhs|vsides|box|border]
- Specify which sides of a table's outer border will be drawn. void removes outer borders; box and border displays all. hsides draws horizontal sides; vsides draws vertical sides. lhs draws left side; rhs right side.
- height=n
- Define the height of the table in pixels.
- hspace=n
- Specify the horizontal space, in pixels, added at the left and right of the table.
- nowrap
- Suppress text wrapping in table cells.
- rules=[all|cols|groups|none|rows]
- Turn off (none) or turn on rules between table cells by cols, rows, groups, or all.
- summary=string
- Provide a description to summarize this table.
- vspace=n
- Specify the vertical space, in pixels, added at the top and bottom of the table.
- width=n
- Set the width of the table to n pixels or a percentage of the window width.
See Chapter 5 for more information on tables.
| <tbody> |
<tbody> ... </tbody>
Create a row group within a table.
Attributes
- align=position
- Align the table body cell contents to the left, center, or right.
- char=char
- Specify the cell alignment character for the body group.
- charoff=value
- Specify the offset of the alignment position within the cells.
- valign=position
- Vertically align the body group cells' contents to the top, center, bottom, or baseline of a cell.
| <td> |
<td> ... </td>
Define a table data cell.
Attributes
- abbr=string
- Specify an abbreviation for the cell's contents.
- align=type
- Align the cell contents to the left, center, or right.
- axis=string
- Provide a name for a related group of cells.
- background=url
- Specify an image to be tiled in the background of the cell.
- bgcolor=color
- Define the background color for the cell.
- bordercolor=color
- Define the border color for the cell.
- bordercolordark=color
- Define the dark border-highlighting color for the cell.
- bordercolorlight=color
- Define the light border-highlighting color for the cell.
- char=char
- Specify the cell alignment character.
- charoff=value
- Specify the offset of the alignment position within the cell.
- colspan=n
- Have this cell straddle n adjacent columns.
- headers=list
- Provide a list of header cell names associated with this cell.
- height=n
- Define the height, in pixels, for this cell.
- nowrap
- Do not automatically wrap and fill text in this cell.
- rowspan=n
- Have this cell straddle n adjacent rows.
- scope=scope
- Define the scope of this header cell, either row, col, rowgroup, or colgroup.
- valign=type
- Vertically align this cell's contents to the top, middle, bottom, or baseline of the cell.
- width=n
- Set the width of this cell to n pixels or a percentage of the table width.
See Chapter 5 for more information on tables.
| <textarea> |
<textarea> ... </textarea>
Define a multiline text input area within a <form>; content of the <textarea> tag is the initial, default value.
Attributes
- accesskey=char
- Define the hot-key character for this element.
- cols=n
- Display n columns of text within the text area.
- disabled
- Disable this control, making it inactive.
- name=string
- Define the name for the text-area value that is passed to the form-processing application (required).
- onblur=applet
- Specify an applet to be run when the mouse leaves this element.
- onchange=applet
- Specify an applet to be run if a user changes the value of this element.
- onfocus=applet
- Specify an applet to be run when the mouse enters this element.
- onselect=applet
- Specify an applet to be run if the user clicks this element.
- readonly
- Prevent user modification of this element.
- rows=n
- Display n rows of text within the text area.
- tabindex=n
- Specify this element's position in the tabbing order.
- wrap=style
- Set word wrapping within the text area to off, virtual (display wrap, but do not transmit to server), or physical (display and transmit wrap).
See Chapter 6 for more information on forms.
| <tfoot> |
<tfoot>
Define a table footer.
Attributes
- align=position
- Align the footer cell contents to the left, center, or right.
- char=char
- Specify the cell alignment character.
- charoff=value
- Specify the offset of the alignment position within the cell.
- valign=position
- Vertically align the footer cells' contents to the top, center, bottom, or baseline of a cell.
| <th> |
<th> ... </th>
Define a table header cell.
Attributes
- abbr=string
- Specify an abbreviation for the cell's contents.
- align=type
- Align the cell contents to the left, center, or right.
- axis=string
- Provide a name for a related group of cells.
- background=url
- Specify an image to be tiled in the background of the cell.
- bgcolor=color
- Define the background color for the cell.
- bordercolor=color
- Define the border color for the cell.
- bordercolordark=color
- Define the dark border-highlighting color for the cell.
- bordercolorlight=color
- Define the light border-highlighting color for the cell.
- char=char
- Specify the cell alignment character.
- charoff=value
- Specify the offset of the alignment position within the cell.
- colspan=n
- Have this cell straddle n adjacent columns.
- headers=list
- Provide a list of header cell names associated with this cell.
- height=n
- Define the height, in pixels, for this cell.
- nowrap
- Do not automatically wrap and fill text in this cell.
- rowspan=n
- Have this cell straddle n adjacent rows.
- scope=scope
- Define the scope of this header cell: row, col, rowgroup, or colgroup.
- valign=type
- Vertically align this cell's contents to the top, middle, bottom, or baseline of the cell.
- width=n
- Set the width of this cell to n pixels or a percentage of the table width.
See Chapter 5 for more information on tables.
| <thead> |
<thead>
Define a table heading.
Attributes
- align=position
- Align the header cells' contents to the left, center, or right.
- char=char
- Specify the cell alignment character for heading cells.
- charoff=value
- Specify the offset of the alignment position within the cell.
- valign=positiona
- Vertically align the header cells' contents to the top, center, bottom, or baseline of a cell.
| <title> |
<title> ... </title>
Define the HTML document's title.
Attributes
| <tr> |
<tr> ... </tr>
Define a row of cells within a table.
Attributes
- align=type
- Align the cell contents in this row to the left, center, or right.
- background=url
- Specify an image to be tiled in the background of the cell.
- bgcolor=color
- Define the background color for this row.
- border=n
- Create a border n pixels wide.
- bordercolor=color
- Define the border color for this row.
- bordercolordark=color
- Define the dark border-highlighting color for this row.
- bordercolorlight=color
- Define the light border-highlighting color for this row.
- char=char
- Specify the cell alignment character for this row.
- charoff=value
- Specify the offset of the alignment position with cells of this row.
- nowrap
- Disable word wrap for all cells in this row.
- valign=type
- Vertically align the cell contents in this row to the top, middle, bottom, or baseline of the cell.
See Chapter 5 for more information on tables.
| <tt> |
<tt> ... </tt>
Format the enclosed text in typewriter-style (monospaced) font.
| <ul> |
<ul> ... </ul>
Define an unordered list of bulleted <li> elements.
Attributes
| <var> |
<var> ... </var>
The enclosed text is a variable's name.
| <wbr> |
<wbr>
Indicate a potential word-break point within a <nobr> section.
|  | |
| 3. HTML Reference |  | 4. Frames |
Copyright © 2003 O'Reilly & Associates. All rights reserved.