Their primary action following the Littleton tragedy has been to use it to justify doing exactly what they were already doing, to support their existing goals. If you find this as shameless as I do, just remember, you can vote, or soon will be able to. Let these people know this. And that you have a long memory. There have always been bullies, and always victims.
Today there are mechanisms for helping both.
If they were well-adjusted they wouldn't want to hurt others solely because they're different. Don't listen to someone who tells you that there's nothing which can be done. There are schools with successful programs for ending violence and bullying. This stuff can work, if those in charge of schools can be prodded hard enough that they get off their backsides and use it. Report every significant incident of harassment.