The most obvious problem is that the URL you're trying to parse is supposed to be a string. In other words, it should have quotes " " around it.
And with respect, perhaps you could ask questions like this in a more appropriate forum in future, such as the Coding Help or Newbies forum? I'm not a moderator or list admin here and don't have any authority on the matter, but it is of benefit to everyone to keep these things sorted.