http://www.youtube.com/watch?v=u4lI6LkAeLw&feature=related This is the Spanish Rolled R. Please, tell me if you have problems in viewing the video.

TKS, I will try it.

I have briefly studied both of these languages. The Spanish "R" is "rolled" with the tip of the tongue. You make the tip your tongue vibrate against the roof of your mouth. The German "R" is a guttural sound produced by vibrating the back of the tongue against your uvula.