FF: Firefox, N: Netscape, IE: Internet Explorer

Attribute The event occurs when... FF N IE
onabort Loading of an image is interrupted 1 3 4
onblur An element loses focus 1 2 3
onchange The content of a field changes 1 2 3
onclick Mouse clicks an object 1 2 3
ondblclick Mouse double-clicks an object 1 4 4
onerror An error occurs when loading a document or an image 1 3 4
onfocus An element gets focus 1 2 3
onkeydown A keyboard key is pressed 1 4 3
onkeypress A keyboard key is pressed or held down 1 4 3
onkeyup A keyboard key is released 1 4 3
onload A page or an image is finished loading 1 2 3
onmousedown A mouse button is pressed 1 4 4
onmousemove The mouse is moved 1 6 3
onmouseout The mouse is moved off an element 1 4 4
onmouseover The mouse is moved over an element 1 2 3
onmouseup A mouse button is released 1 4 4
onreset The reset button is clicked 1 3 4
onresize A window or frame is resized 1 4 4
onselect Text is selected 1 2 3
onsubmit The submit button is clicked 1 2 3
onunload The user exits the page 1 2 3