CharacterData

void appendData(
    in DOMString data) raises(DOMException); 

void deleteData(
    in unsigned long offset, 
    in unsigned long length) raises(DOMException); 

void insertData(
    in unsigned long offset, 
    in DOMString data) raises(DOMException); 

void replaceData(
    in unsigned long offset, 
    in unsigned long length, 
    in DOMString data) raises(DOMException); 

DOMString substringData(
    in unsigned long offset, 
    in unsigned long length) raises(DOMException); 

attribute DOMString data setter raises(DOMException); 

readonly attribute unsigned long length;