a href="http://www.nytimes.com/2009/01/24/sports/othersports/24cross.html?partner=rssnytemc=rss"img src="http://graphics8.nytimes.com/images/2009/01/23/sports/othersports/ski.75.jpg" border="0" height="75" width="75" hspace="4" align="left"/aSki racing has taken the ageless thirst for speed and enduring dance with danger and added tricked-up ramps, supersize jumps and scary turns in a made-for-TV format. More...