A website through CaringBridge has been set up for Song Nash, who is receiving treatment for stomach cancer in Seattle, said wife Amy Nash. CaringBridge is an organization that offers personalized websites to individuals in need of medical treatment. For updates on Song’s condition, go to http://www.caringbridge.org and type in the name “Song Nash.” Visitors also can post messages of support for the couple on the site. Amy wrote the first update earlier…