| Event | Browser Support | Explanation |
|---|---|---|
| onclick | IE3, N2 | Triggered when the mouse is clicked |
| ondblclick | IE4, N4 | Triggered when the mouse is double-clicked |
| onmousedown | IE4, N4 | Triggered when the mouse is pressed down |
| onmouseup | IE4, N4 | Triggered when the mouse is pressed and then released |
| onmouseover | IE3, N2 | Triggered when the mouse moves over an object's area |
| onmousemove | IE4, N4 | Triggered when the mouse moves |
| onmouseout | IE4, N3 | Triggered when the mouse leaves an object's area |
| onkeypress | IE4, N4 | Triggered when a key on the keyboard is pressed and released |
| onkeydown | IE4, N4 | Triggered when a key on the keyboard is pressed down |
| onkeyup | IE4, N4 | Triggered when a key on the keyboard is released |
| Event | Browser Support | Explanation |
|---|---|---|
| onabort | IE4, N3 | The image download is interrupted by the user |
| onbeforeunload | IE4, N | Triggered when the content of the current page is about to be changed |
| onerror | IE4, N3 | Triggered when an error occurs |
| onload | IE3, N2 | Triggered when the page content is complete |
| onmove | IE, N4 | Triggered when the browser window is moved |
| onresize | IE4, N4 | Triggered when the size of the browser window is changed |
| onscroll | IE4, N | Triggered when the position of the browser's scrollbar changes |
| onstop | IE5, N | Triggered when the browser's stop button is pressed or a downloading file is interrupted |
| onunload | IE3, N2 | Triggered when the current page is about to be changed |
| Event | Browser Support | Explanation |
|---|---|---|
| onblur | IE3, N2 | Triggered when the current element loses focus |
| onchange | IE3, N2 | Triggered when the current element loses focus and the content of the element changes |
| onfocus | IE3, N2 | Triggered when an element gains focus |
| onreset | IE4, N3 | Triggered when the RESET attribute in a form is activated |
| onsubmit | IE3, N2 | Triggered when a form is submitted |
| Event | Browser Support | Explanation |
|---|---|---|
| onbounce | IE4, N | Triggered when the content inside the Marquee moves beyond the display area of the Marquee |
| onfinish | IE4, N | Triggered when the Marquee element has finished displaying the content that needs to be shown |
| onstart | IE4, N | Triggered when the Marquee element begins to display content |
| Event | Browser Support | Explanation |
|---|---|---|
| onbeforecopy | IE5, N | Triggered before the selected content on the page is about to be copied to the clipboard of the user's system |
| onbeforecut | IE5, N | Triggered when a part or all of the content on the page is about to be removed from the current page [cut] and moved to the clipboard of the user's system |
| onbeforeeditfocus | IE5, N | The current element is about to enter the editing state |
| onbeforepaste | IE5, N | Triggered when content is about to be transferred [pasted] from the clipboard of the user's system to the page |
| onbeforeupdate | IE5, N | Notifies the target object when the user pastes content from the clipboard |
| oncontextmenu | IE5, N | Triggered when the user right-clicks to display a menu or triggers the page menu through keyboard keys |
| oncopy | IE5, N | Triggered after the selected content on the page has been copied |
| oncut | IE5, N | Triggered when the selected content on the page is cut |
| ondrag | IE5, N | Triggered when an object is being dragged [drag event] |
| ondragdrop | IE, N4 | An external object is dragged into the current window or frame with the mouse |
| ondragend | IE5, N | Triggered when the mouse drag ends, i.e., the mouse button is released |
| ondragenter | IE5, N | Triggered when the object being dragged by the mouse enters the range of its container |
| ondragleave | IE5, N | Triggered when an object being dragged by the mouse leaves the container's range |
| ondragover | IE5, N | Triggered when a dragged object is dragged over another object's container |
| ondragstart | IE4, N | Triggered when an object is about to be dragged |
| ondrop | IE5, N | Triggered when a mouse button is released during a drag operation |
| onlosecapture | IE5, N | Triggered when an element loses the focus of selection caused by mouse movement |
| onpaste | IE5, N | Triggered when content is pasted |
| onselect | IE4, N | Event triggered when text content is selected |
| onselectstart | IE4, N | Event triggered when text selection is about to start |
| Event | Browser Support | Description |
|---|---|---|
| onafterupdate | IE4, N | Triggered when data transfer from the data source to the object is complete |
| oncellchange | IE5, N | When the data source changes |
| ondataavailable | IE4, N | Triggered when data reception is complete |
| ondatasetchanged | IE4, N | Event triggered when data changes in the data source |
| ondatasetcomplete | IE4, N | Triggered when all valid data from the data source has been read |
| onerrorupdate | IE4, N | Instead of onAfterUpdate event when data transfer is canceled by using the onBeforeUpdate event |
| onrowenter | IE5, N | Event triggered when the current data source data changes and there is new valid data |
| onrowexit | IE5, N | Event triggered when the current data source data is about to change |
| onrowsdelete | IE5, N | Triggered when the current data record is to be deleted |
| onrowsinserted | IE5, N | Event triggered when the current data source is about to insert a new data record |
| Event | Browser Support | Description |
|---|---|---|
| onafterprint | IE5, N | Triggered after the document is printed |
| onbeforeprint | IE5, N | Triggered before the document is printed |
| onfilterchange | IE4, N | Triggered when the filter effect of an object changes |
| onhelp | IE4, N | Triggered when the user presses F1 or selects the browser's help option |
| onpropertychange | IE5, N | Triggered when one of the object's properties changes |
| onreadystatechange | IE4, N | Triggered when the object's ready state changes |