Vertical alignment of the image - for use only with TYPE=IMAGEMAP.
When present indicates that a checkbox or radio button is selected.
The maximum number of characters that will be accepted as input. This can be greater that specified by SIZE , in which case the field will scroll appropriately. The default is unlimited.
NUMBER
Symbolic name used when transferring the form's contents. This attribute is always needed and should uniquely identify this field.
CDATA
Specifies the size or precision of the field according to its type.
CDATA
A URL or URN specifying an image - for use only with TYPE=IMAGEMAP.
CDATA
Defines the type of data the field accepts.
The initial value for the field, or the value when checked for checkboxes and radio buttons. This attribute is required for radio buttons.
CDATA