HTTrack is an easy-to-use offline browser ... to download a World Wide website from the Internet to a ... a page of the "mirrored" website in your browser, and you ... and has an integrated help system.

Website Ripper Copier is the most fully-featured high-speed tool for getting Web data. It empowers you to easily download websites for offline browsing, grab site files of certain types (picture, movie, MP3, PDF, Flash, webzip ..), teleport files as a download manager with resumption support, and mirror sites. It is also a site map explorer and tabbed anti pop-up Web browser! It is the only webcopier that can update retrieved sites or files, resume broken downloads from the HTTP,...