HTML Advanced Tutorial (--html) events

One of the new features of HTML 4.0 is to enable HTML events to trigger behavior in the browser, for example, when a user clicks on an HTML element to start a JavaScript. The following is a list of properties that can be inserted into an HTML tag to define event behavior.

If you need to learn how to program with these events, then you should learn about our JavaScript Tutorials and the DHTML tutorials .

Window event (Windows events)

Valid only in the body and frameset elements.

Properties	value	Description
OnLoad	Script	Execute script when document is loaded
OnUnload	Script	Execute script when document is unloaded

Form elements event (form element events)

Valid only in form elements.

Properties	value	Description
OnChange	Script	Execute script when element changes
OnSubmit	Script	Execute script when form is submitted
OnReset	Script	Execute script when form is reset
Onselect	Script	Execute script when element is selected
Onblur	Script	Execute script when element loses focus
onfocus	Script	Execute script when element gets focus

Keyboard event (Keyboard events)

Not valid in the following elements: base, BDO, BR, Frame, frameset, head, HTML, iframe, Meta, param, script, style, and title element.

Properties	value	Description
OnKeyDown	Script	Execute script when keyboard is pressed
onkeypress	Script	Execute script when keyboard is pressed and released
OnKeyUp	Script	Execute script when keyboard is released

Mouse events (Keyboard events)

Not valid in the following elements: base, BDO, BR, Frame, frameset, head, HTML, iframe, Meta, param, script, style, Title element.

property

value	description
onclick	script	Execute script when mouse clicks
ondblclick	script	Execute script when mouse is double-clicked
onmousedown	Script	Execute script when mouse button is pressed
onmousemove	script	execute script When mouse pointer is moved
onmouseout	script	execute script when mouse pointer moves out of an element
onmouseover	script	execute script when mouse pointer hovers over an element
onmouseup	script	execute script when mouse button is released