Java Documentation in Windows Help format (WinHelp and HTMLHelp)

This Web site provides various Java documentation converted to Windows Help format. WinHelp and HtmlHelp systems provides a structured table of contents, a complete index, and a full-text search feature. Don't remember the parameters of StringBuffer.replace() ? Just type 'replace' in the index, and you get it in a snap. Alternatively, you can browse the table of contents tree to find the String