offsetParent property
Retrieves a reference to the container object that defines the IHTMLElement::offsetTop and IHTMLElement::offsetLeft properties of the object.
Syntax
HRESULT value = object.get_offsetParent(Element** p);
Property values
Type: Object
the container object.
Remarks
Most of the time the IHTMLElement::offsetParent property returns the body object.
See also
Measuring Element Dimension and Location with CSSOM in Internet Explorer 9