How do I insert a URL with special characters in LaTeX without errors?

[Juggler123]

I need to type

http://www.artnet.com/artists/lotdetailpage.aspx?lot_id=538B3EDF20890B14

into latex but it keeps telling me I need to insert a $ symbol (to make it an equation), but I need the text written like this Is there a way to get round this problem?

Thanks.

 

[statdad]

All I see is a picture at your link - what do you need to type?