StyleSheet The styleSheet object represents a style object created with the STYPE attribute, STYLE tags, or imported from an external style sheet. The styleSheet object represents the contents of the styleSheets[n] array, or collection. Keep in mind that the styleSheet object and the styleSheets[n] array are two separate entitties, with the only thing in common being two properties - id and disabled. DOM Reference Internet Explorer window.document.styleSheets[n] The properties of the StyleSheet object are: disabled href id owningElement parentStyleSheet readOnly type The Methods of the StyleSheet object are: addImport() addRule() The Collections and Arrays for the StyleSheet object are: imports [ ] rules [ ]