- htmlName: Name of the HTML element.
- htmlValue: The default text to show in the edit line if nothing was submitted.
- size: Size (in characters) of the input line.
- maxlength: The maximum length of the entered text.
- type: Type of the edit line (INPUT_TYPE_text or INPUT_TYPE_password)
- forceDefaultSelection: Don't query $_POST, use what is supplied by htmlValue
- extraHTML: Extra HTML/JavaScript code
- Returns the entered value, the default value or false.
