HTML Reference : HTML Elements :
SPACER

Attribute Information

height - NS3, NS4

type - NS3, NS4   ADDRESS (NS3, NS4) BLOCKQUOTE (NS3, NS4) CENTER (NS3, NS4) DIV (NS3, NS4) DL (NS3, NS4) FIELDSET FORM (NS3, NS4) The FORM element creates an interactive form. Forms cannot nest. H1 (NS3, NS4) H2 (NS3, NS4) H3 (NS3, NS4) H4 (NS3, NS4) H5 (NS3, NS4) H6 (NS3, NS4) HR (NS3, NS4) DIR (NS3, NS4) MENU (NS3, NS4) OL (NS3, NS4) UL (NS3, NS4) MULTICOL (NS3, NS4) NOFRAMES (NS3, NS4) NOSCRIPT (NS3, NS4) P (NS3, NS4) PRE (NS3, NS4) The PRE element creates monospaced text. TABLE (NS3, NS4) horizontal (NS3, NS4) vertical (NS3, NS4)

width - NS3, NS4

DTD Information
The DTD defines the set of elements that can be properly contained within the element.

This element is an empty Element which means there is no end tag.
The end tag for this element is optional. This means that the end tag is implied by the first occurance of a tag that does not belong within this element.