# First, figure out the video id from the URL.
# Then, use the video id to construct the video details URL.
# Get the video details page, and parse the resulting XML for
# the junk we need to construct the video URL. Note that the file
# URL given in the XML is *not* valid.
# First, figure out the video id from the URL.
# Then, use the video id to construct the video details URL.
# Get the video details page, and parse the resulting XML for
# the junk we need to construct the video URL. Note that the file
# URL given in the XML is *not* valid.