| Key | Description | Availability |
|---|
| align | Defines the alignment of the element. | |
| alt | Specifies alternative text to display if the element cannot be displayed as expected. | |
| archive | URL or list of URLs that need to be preloaded for the element. | |
| class | CSS class assigned to the element. | |
| code | URL of the Java class file for the element. | |
| codebase | URL for the code base for the element. | |
| height | Height of the element (in pixels). | |
| hspace | Number of pixels of space to the left and right of the element (i.e. horizontal margin). | |
| id | Unique identifier for the element. | |
| name | Unique name identifier for the element. | |
| object | Name of the resource containing a serialized version of the applet. | |
| src | URL for the source for the element. | |
| style | Inline style for the element. | |
| tabindex | Position of the element in the tabbing order for the document. | |
| title | Short text description for the element. | |
| vspace | Number of pixels of space above and below the element (i.e. vertical margin). | |
| width | Width of the element (pixels or percentage). | |
| onblur | Fires when the element loses focus. | |
| ondblclick | Fires when the element is double-clicked. | |
| onfocus | Fires when the element receives focus. | |
| onkeypress | Fires when a user presses a key or holds down the key while the element has focus. | |
| onload | Fires when the content of the element finishes loading. | |
| onmousedown | Fires when a user clicks down on the mouse button while the element has focus. | |