The HTMLElement.offsetHeight read-only property is the height of the element including vertical padding and borders, in pixels, as an integer.

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The HTMLElement.offsetParent read-only property returns a reference to the object which is the closest (nearest in the containment hierarchy) positioned containing element. If the element is non-positioned, the nearest table cell or root element (html in standards compliant mode; body in quirks rendering mode) is the offsetParent. offsetParent returns null when the element has style.display set to "none". The offsetParent is useful because offsetTop and offsetLeft are relative to its padding edge.

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The HTMLFormElement.acceptCharset property represents a list of the supported character encodings for the given FORM element. This list can be comma- or space-separated.

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The HTMLFormElement.encoding property is an alternative name for the enctype element on the DOM HTMLFormElement object.

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The HTMLFormElement.method represents the HTTP method used to submit the form.

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The HTMLFormElement.name property represents the name of the current form element as a string.

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The HTMLFormElement.reset() method restores a form element's default values. This method does the same thing as clicking the form's reset button.

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The HTMLFormElement.submit() method submits the form. This method does something similar to activating a submit button of the form.

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The HTMLInputElement.mozGetFileNameArray() method returns an array of the names of the files that were selected by the user on an HTML input element.

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The HTMLInputElement.mozSetFileNameArray() sets the names of the files that selected on an HTML input element.

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The HTMLOptGroupElement interface provides special properties and methods (beyond the regular HTMLElement object interface they also have available to them by inheritance) for manipulating the layout and presentation of <optgroup> elements.

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Constructor for creating an HTMLOptionElement. The Option constructor is from the very early days of DOM scripting and has non–standard syntax, but has ubiquitous support in browsers.

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HTMLOptionsCollection is an interface representing a collection of HTML option elements (in document order) and offers methods and properties for traversing the list as well as optionally altering its items. This type is returned solely by the "options" property of select.

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The HTMLSelectElement.selectedIndex is a long that reflects the index of the first selected <option> element. The value -1 indicates that no element is selected.

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The HTMLTableElement.bgcolor property represents the background color of the table.

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The HTMLTableElement.createCaption() method returns the caption for the table. If no caption element exists on the table, this method creates it, then returns it.

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The HTMLTableElement.createTFoot() method returns the <tfoot> element associated with the table, of type HTMLTableSectionElement. If there is no footer for this table, this methods creates it, then returns it.

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The HTMLTableElement.createTHead()method returns the <thead> element association with the table, of type HTMLTableSectionElement. If there is no such element associated to the thable, this method creates it, then returns it.

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The HTMLTableElement.deleteCaption() method removes the caption from the table. If there is no caption associated with the table, this method does nothing.

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The HTMLTableElement.deleteRow() method removes a row from the table. If the amount of rows to delete, specified by the parameter, is greater or equal to the number of available rows, or if it is negative and not equal to the special index -1, representing the last row of the table, the exception INDEX_SIZE_ERR is thrown.

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