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object — Property, class dom.html.HTMLAppletElement
Modified in DOM Level 2 The value of the "object" attribute.
offline — Event, class dom.core.Document
Is fired when the browser switches between online and offline mode.
offsetHeight — Property, interface cssom.view.ElementView
Height of an element relative to the element's offsetParent.
offsetHeight — Property, class dom.core.Element
Height of an element relative to the element's offsetParent.
offsetLeft — Property, interface cssom.view.ElementView
Returns the number of pixels that the upper left corner of the current element is offset to the left within the offsetParent node.
offsetLeft — Property, class dom.core.Element
Returns the number of pixels that the upper left corner of the current element is offset to the left within the offsetParent node.
offsetParent — Property, interface cssom.view.ElementView
The element from which all offset calculations are currently computed.
offsetParent — Property, class dom.core.Element
The element from which all offset calculations are currently computed.
offsetTop — Property, interface cssom.view.ElementView
Returns the distance of the current element relative to the top of the offsetParent node.
offsetTop — Property, class dom.core.Element
Returns the distance of the current element relative to the top of the offsetParent node.
offsetWidth — Property, interface cssom.view.ElementView
The width of an element, relative to the layout.
offsetWidth — Property, class dom.core.Element
The width of an element, relative to the layout.
offsetX — Property, interface cssom.view.MouseEventView
Returns the horizontal coordinate, as number of CSS pixels, of the position where the event occurred relative to the origin of the padding box of the target node.
offsetX — Property, class dom.events.MouseEvent
Returns the horizontal coordinate, as number of CSS pixels, of the position where the event occurred relative to the origin of the padding box of the target node.
offsetY — Property, interface cssom.view.MouseEventView
Returns the vertical coordinate, as number of CSS pixels, of the position where the event occurred relative to the origin of the padding box of the target node.
offsetY — Property, class dom.events.MouseEvent
Returns the vertical coordinate, as number of CSS pixels, of the position where the event occurred relative to the origin of the padding box of the target node.
oldValue — Property, class webstorage.StorageEvent
The old value of the key being changed.
onabort — Property, class dom.Window
An event handler for abort events sent to the window.
onbeforeunload — Property, class dom.Window
An event that fires before the unload event when the page is unloaded.
onblur — Property, class dom.Window
DOM Level 0 The onblur property can be used to set the blur handler on the window, which is triggered when the window loses focus.
onblur — Property, class dom.html.HTMLAnchorElement
The onblur event occurs when an element loses focus either by the pointing device or by tabbing navigation.
onblur — Property, class dom.html.HTMLAreaElement
The onblur event occurs when an element loses focus either by the pointing device or by tabbing navigation.
onblur — Property, class dom.html.HTMLButtonElement
The onblur event occurs when an element loses focus either by the pointing device or by tabbing navigation.
onblur — Property, class dom.html.HTMLInputElement
The onblur event occurs when an element loses focus either by the pointing device or by tabbing navigation.
onblur — Property, class dom.html.HTMLLabelElement
The onblur event occurs when an element loses focus either by the pointing device or by tabbing navigation.
onblur — Property, class dom.html.HTMLSelectElement
The onblur event occurs when an element loses focus either by the pointing device or by tabbing navigation.
onblur — Property, class dom.html.HTMLTextAreaElement
The onblur event occurs when an element loses focus either by the pointing device or by tabbing navigation.
onchange — Property, class dom.Window
An event handler for change events sent to the window.
onchange — Property, class dom.html.HTMLInputElement
The onchange event occurs when a control loses the input focus and its value has been modified since gaining focus.
onchange — Property, class dom.html.HTMLSelectElement
The onchange event occurs when a control loses the input focus and its value has been modified since gaining focus.
onchange — Property, class dom.html.HTMLTextAreaElement
The onchange event occurs when a control loses the input focus and its value has been modified since gaining focus.
onclick — Property, class dom.Window
Called when the user clicks the mouse button while the cursor is in the window.
onclick — Property, class dom.html.HTMLElement
a pointer button was clicked
onclose — Property, class dom.Window
An event handler for close events sent to the window.
oncontextmenu — Property, class dom.Window
An event handler property for right-click events on the window.
oncopy — Property, class dom.html.HTMLElement
Non-Standard | Firefox 3+ This event is sent when the user attempts to copy text.
oncut — Property, class dom.html.HTMLElement
Non-Standard | Firefox 3+ This event is sent when the user attempts to cut text.
ondblclick — Property, class dom.html.HTMLElement
a pointer button was double clicked
ondragdrop — Property, class dom.Window
An event handler for drag and drop events sent to the window.
onerror — Property, class dom.Window
An event handler for error events sent to the window.
onfocus — Property, class dom.Window
An event handler for focus events sent to the window.
onfocus — Property, class dom.html.HTMLAnchorElement
The onfocus event occurs when an element receives focus either by the pointing device or by tabbing navigation.
onfocus — Property, class dom.html.HTMLAreaElement
The onfocus event occurs when an element receives focus either by the pointing device or by tabbing navigation.
onfocus — Property, class dom.html.HTMLButtonElement
The onfocus event occurs when an element receives focus either by the pointing device or by tabbing navigation.
onfocus — Property, class dom.html.HTMLInputElement
The onfocus event occurs when an element receives focus either by the pointing device or by tabbing navigation.
onfocus — Property, class dom.html.HTMLLabelElement
The onfocus event occurs when an element receives focus either by the pointing device or by tabbing navigation.
onfocus — Property, class dom.html.HTMLSelectElement
The onfocus event occurs when an element receives focus either by the pointing device or by tabbing navigation.
onfocus — Property, class dom.html.HTMLTextAreaElement
The onfocus event occurs when an element receives focus either by the pointing device or by tabbing navigation.
onkeydown — Property, class dom.Window
An event handler for the keydown event on the window.
onkeydown — Property, class dom.html.HTMLElement
a key was pressed down
onkeypress — Property, class dom.Window
An event handler for the keypress event on the window.
onkeypress — Property, class dom.html.HTMLElement
a key was pressed and released
onkeyup — Property, class dom.Window
An event handler for the keyup event on the window.
onkeyup — Property, class dom.html.HTMLElement
a key was released
online — Event, class dom.core.Document
Is fired when the browser switches between online and offline mode.
onLine — Property, class dom.objects.Navigator
Returns a boolean indicating whether the browser is working online.
onLine — Property, interface dom.objects.NavigatorOnLine
Returns a boolean indicating whether the browser is working online.
onload — Property, class dom.Window
DOM Level 0 An event handler for the load event of a window.
onload — Property, class dom.html.HTMLBodyElement
The onload event occurs when the user agent finishes loading a window or all frames within a FRAMESET.
onload — Property, class dom.html.HTMLFrameSetElement
The onload event occurs when the user agent finishes loading a window or all frames within a FRAMESET.
onmousedown — Property, class dom.Window
An event handler for the mousedown event on the window.
onmousedown — Property, class dom.html.HTMLElement
a pointer button was pressed down
onmousemove — Property, class dom.Window
An event handler for the mousemove event on the window.
onmousemove — Property, class dom.html.HTMLElement
a pointer was moved within
onmouseout — Property, class dom.Window
An event handler for the mouseout event on the window.
onmouseout — Property, class dom.html.HTMLElement
a pointer was moved away
onmouseover — Property, class dom.Window
An event handler for the mouseover event on the window.
onmouseover — Property, class dom.html.HTMLElement
a pointer was moved onto
onmouseup — Property, class dom.Window
An event handler for the mouseup event on the window.
onmouseup — Property, class dom.html.HTMLElement
a pointer button was released
onoffline — Property, class dom.html.HTMLBodyElement
WHATWG Web Applications 1.0 specification | Firefox 3+ Returns the event handling code for the offline event.
ononline — Property, class dom.html.HTMLBodyElement
WHATWG Web Applications 1.0 specification | Firefox 3+ Returns the event handling code for the online event.
onpaint — Property, class dom.Window
DOM Level 0 An event handler for the paint event on the window.
onpaste — Property, class dom.html.HTMLElement
Non-Standard | Firefox 3+ This event is sent when the user attempts to paste text.
onreset — Property, class dom.Window
An event handler for the reset event on the window.
onreset — Property, class dom.html.HTMLFormElement
The onreset event occurs when a form is reset.
onresize — Property, class dom.Window
An event handler for the resize event on the window.
onscroll — Property, class dom.Window
Specifies the function to be called when the window is scrolled.
onselect — Property, class dom.Window
An event handler for the select event on the window.
onselect — Property, class dom.html.HTMLInputElement
The onselect event occurs when a user selects some text in a text field.
onselect — Property, class dom.html.HTMLTextAreaElement
The onselect event occurs when a user selects some text in a text field.
onsubmit — Property, class dom.Window
An event handler for the submit event on the window.
onsubmit — Property, class dom.html.HTMLFormElement
The onsubmit event occurs when a form is submitted.
onunload — Property, class dom.Window
DOM Level 0 The unload event is raised when the document is unloaded.
onunload — Property, class dom.html.HTMLBodyElement
The onunload event occurs when the user agent removes a document from a window or frame.
onunload — Property, class dom.html.HTMLFrameSetElement
The onunload event occurs when the user agent removes a document from a window or frame.
open(url:dom.core.types:DOMString, windowName:dom.core.types:DOMString, windowFeatures:dom.core.types:DOMString) — method, class dom.Window
DOM Level 0 Creates a new secondary browser window and loads the referenced resource.
open(url:dom.core.types:DOMString, name:dom.core.types:DOMString, features:dom.core.types:DOMString, replace:Boolean) — method, class dom.html.HTMLDocument
Open a document stream for writing.
openDialog(url:dom.core.types:DOMString, name:dom.core.types:DOMString, features:dom.core.types:DOMString, ... rest) — method, class dom.Window
DOM Level 0 window.openDialog is an extension to window.open.
opener — Property, class dom.Window
DOM Level 0 Returns a reference to the window that opened this current window.
options — Property, class dom.html.HTMLSelectElement
Modified in DOM Level 2 The collection of OPTION elements contained by this element.
ORDERED_NODE_ITERATOR_TYPE — Constant Static Property, class dom.xpath.XPathResult
The result is a node set as defined by [XPath 1.0] that will be accessed iteratively, which will produce document-ordered nodes.
ORDERED_NODE_SNAPSHOT_TYPE — Constant Static Property, class dom.xpath.XPathResult
The result is a node set as defined by [XPath 1.0] that will be accessed as a snapshot list of nodes that will be in original document order.
origin — Property, class dom.events.MessageEvent
Returns the origin of the message, for server-sent events and cross-document messaging.
originalTarget — Property, class dom.events.Event
The original target of the event before any retargetings.
originCharset — Property, class gecko.nsIURI
The charset of the document from which this URI originated.
orphans — Property, interface dom.style.css.CSS2Properties
oscpu — Property, class dom.objects.Navigator
Returns a string that represents the current operating system.
outerHeight — Property, interface cssom.view.WindowView
Gets the height of the outside of the browser window.
outerHeight — Property, class dom.Window
Gets the height of the outside of the browser window.
outerWidth — Property, interface cssom.view.WindowView
Gets the width of the outside of the browser window.
outerWidth — Property, class dom.Window
Gets the width of the outside of the browser window.
outline — Property, interface dom.style.css.CSS2Properties
outlineColor — Property, interface dom.style.css.CSS2Properties
outlineStyle — Property, interface dom.style.css.CSS2Properties
outlineWidth — Property, interface dom.style.css.CSS2Properties
outputString — Property, class dom.events.KeyEvent
outputString holds the value of the output generated by the key event.
overflow — Property, interface dom.style.css.CSS2Properties
ownerDocument — Property, class dom.core.Node
The Document object associated with this node.
ownerElement — Property, class dom.core.Attr
The Element node this attribute is attached to or null if this attribute is not in use.
ownerElement — Property, class dom.xpath.XPathNamespace
The Element on which the namespace was in scope when it was requested.
ownerNode — Property, class dom.style.stylesheets.StyleSheet
The node that associates this style sheet with the document.
ownerRule — Property, class dom.style.css.CSSStyleSheet
If this style sheet comes from an @import rule, the ownerRule attribute will contain the CSSImportRule.
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