Nearly every U.S. company with a Web site located in China will have to move it elsewhere or its executives would face prison terms of up to a year, according to <A HREF="http://news.zdnet.com/2100-9588_22-6040303.html?tag=zdnn.alert">proposed legislation</A> expected to be introduced this week in the U.S. Congress. A draft version of the bill reviewed by CNET News.com represents the first serious attempt to rewrite the ground rules controlling how U.S. Internet companies may interact with foreign governments. If enacted, it would dramatically change the business practices of corporations with operations in China, Iran, Vietnam and other nations deemed to be overly "Internet-restricting."