H1, H2, H3, H4, H5, and H6

The <h1></h1>, <h2></h2>, <h3></h3>, <h4></h4>, <h5></h5>, and <h6></h6> elements create logical headings within the document. <h1> is the most important heading, and <h6> is the least important.

• Netscape 2, 3, 4, 6, 7
• Mozilla 1
• Firefox 1
• Internet Explorer 2, 3, 4, 5, 6
• Opera 3, 4, 5, 6, 7, 8
• Safari 1
• WebTV / MSNTV
• AvantGo Palm OS
• AvantGo Windows CE
• HTML 3.2, 4.0
• XHTML 1.0: XHTML Legacy ModuleXHTML Text Module

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• onclick (optional)
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• onkeydown (optional)
• onkeypress (optional)
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• style (optional)
• title (optional)

CDATA. Text for a heading. The following tags are valid within the <h1></h1> ... <h6></h6> tag:
a, abbr, acronym, address, applet, b, basefont, bdo, big, blockquote, br, button, center, cite, code, dfn, dir, div, dl, em, fieldset, font, form, h1, h2, h3, h4, h5, h6, hr, i, iframe, img, input, isindex, kbd, label, map, menu, noframes, noscript, object, ol, p, pre, q, s, samp, script, select, small, span, strike, strong, sub, sup, table, textarea, tt, u, ul, var

The <h1></h1> ... <h6></h6> tag is valid within the following tags:
blockquote, body, button, center, dd, div, fieldset, form, iframe, li, noframes, noscript, object, td, th

• <h1>Level 1 heading</h1>
  <h2>Level 2 heading</h2>
  <h3>Level 3 heading</h3>
  <h4>Level 4 heading</h4>
  <h5>Level 5 heading</h5>
  <h6>Level 6 heading</h6>

• These are logical divisions in the content of your document, and are not meant to define the look and style of the contents.
• It is good form to include the headings in numerical order through your documents.
• Most browsers display heading tags with an automatic carriage return. You can change that with CSS

• Headings

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