HTTrack is a smart useful application that lets you download entire websites to your local directory, with structure and links intact, so that you can browse them even when offline. You can use your existing browser and the program will mirror all links and files as if you were online. The interface is rich with functions and extensive configurable settings. It includes a helpful wizard to walk you through the necessary steps to set up an offline website. Since entire websites will be downloaded to your PC it may take a while to complete one website but then you can browse that website anywhere on the go.