16.4. Push Buttons
Push buttons are used for two main purposes in HTML forms: to submit forms and to reset the controls to the values specified in the original HTML. Browsers that use JavaScript can also use buttons for a third purpose: to trigger arbitrary JavaScript code.
Traditionally, buttons have been created by the INPUT element used with a TYPE attribute of SUBMIT, RESET, or BUTTON. In HTML 4.0, the BUTTON element was introduced but is currently supported only by Internet Explorer. This new element lets you create buttons with multiline labels, images, font changes, and the like, so is preferred if you are sure your users will all be using browsers that support it (e.g., in a corporate intranet). Since the element is not supported by Netscape, ...
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