//关键字处理
String key_word=conv(request.getParameter("key_word"))+";"+tmp_key;
if (!cppp.trim().equals(""))
key_word=key_word+";"+conv(cppp);
if (!cpxh.trim().equals(""))
key_word=key_word+";"+conv(cpxh);
if (xxms.length()>=100) key_word=key_word+";"+conv(xxms.substring(0,100));
else
key_word=key_word+";"+conv(xxms);
if (request.getParameter("sfgq")==null)
sfgq="";
else sfgq=request.getParameter("sfgq");
if (request.getParameter("gqlx")==null)
gqlx="";
else gqlx=request.getParameter("gqlx");
if (request.getParameter("sf")==null)
gqsf="";
else gqsf=request.getParameter("sf");
if (request.getParameter("yxq")==null)
yxq="";
else yxq=request.getParameter("yxq");
if (request.getParameter("cpsl")==null)
cpsl="";
else cpsl=request.getParameter("cpsl");