摘自:http://www.tkgame.com/xianyu/2010-11-28/185596.html
服务器端返回数据的时候需要把返回的结果放在callback方法中作为参数:
string callback = "";
if(request.queststring["callback"] != null)
{ callback = request.queststring["callback"] ;}
response.write(callback +"("+javascriptparams+")");