Packages
com.sun.java.help.impl Implementation classes for JavaHelp.
javax.help Supports presentation of online documentation with both content and contextual views of this information.
javax.help.event Supports event changes in JavaHelp classes.
javax.help.plaf Supports access to Component UI classes.
javax.help.plaf.basic  
javax.help.search Supports simple access to search engines.
javax.help.tagext