Google Docs is a great, free tool to create and manage documents on the web, but if you use it a lot you know it can get pretty choked with pages and pages of documents, even if you create collections and folders for those documents to live in. Thankfully, Google has a built-in method to quickly preview an entire collection and all the documents in it at once or individually: just click the drop-down next to the collection name, and select "open." More »