Few of the important events are listed below..

Input Events

• onsubmit - triggers on submitting a form.
• onselect - triggers on selecting an element.
• onchange - triggers when changes happen to an element.
• onfocus - triggers when windows gets focus.
• onreset - triggers when user clicks reset button.
• onblur - triggers when window loses focus.
• onkeyup - triggers on releasing a key.
• onkeydown - triggers on pressing a key.

Click Events

• onclick - trigger on clicking a mouse button.
• ondblclick - triggers on double clicking mouse button.

Mouse Events

• ondrag - triggers when element is dragged.
• ondragend - triggers when drag ends.
• ondragstart - triggers when drag starts.
• ondragenter - triggers when dragged element is dropped.
• ondragleave - triggers on leaving target while dragging element.
• onmouseover - triggers when mouse pointer moves over element.
• onmousedown - triggers on pressing mouse button.
• onmouseup - triggers on releasing mouse button.
• onscroll - triggers on scrolling a scroll bar of an element.

Load Events

• onload- triggers when page has been loaded.
• onerror- triggers when an error occurs when loading an image.
• onunload- triggers when browser closes document.