怎么解决dede:arclist keyword的相关问题

//查询指定栏目里包含相应关键字的文章，并列出  //参数说明：$showImg 是否显示缩略图，0表示不显示，1表示显示  // $titleLen 标题长度，0表示无限  // $rowCount 输出行数，0表示无限  // $typeid 栏目ID，0表示所有栏目  // $keyWord 关键字，字符串  function ShowKeyWordArc($showImg,$titleLen,$rowCount,$typeid,$keyWord){  $dsql = new DedeSql(false);  $sql = TypeGetSunID($typeid,$dsql); </p> <p>//关键字分词技术  $ks = explode(" ",$keyWord);  foreach($ks as $k){  $k = trim($k);  if ($k!="") {  $kwsqlarr[] = " (xkzzz_archives.title like '%$k%')";  //$kwsqlarr[] = " (xkzzz_archives.keywords like '%$k%') "; //如果需要相关到其它文章的关键字，解除此行注释  }  }  $where = implode(' OR ',$kwsqlarr); </p> <p>$sql="Select tp.namerule,tp.typedir,xkzzz_full_search.aid,xkzzz_full_search.url,xkzzz_archives.* From xkzzz_full_search left join xkzzz_archives on xkzzz_full_search.aid=xkzzz_archives.ID left join xkzzz_arctype tp on xkzzz_archives.typeid=tp.ID where {$sql} and ((xkzzz_archives.title like '%".$keyWord."%') or $where) order by xkzzz_full_search.aid desc";  $dsql->SetQuery($sql);  $dsql->Execute();  $ss="";  $i=0;  while($row=$dsql->GetObject()){  $url=GetFileUrl($row->ID,$row->typeid,$row->senddate,$row->title,$row->ismake,$row->arcrank,$row->namerule,$row->typedir,$row->money);  if ($showImg==0){  $ss=$ss."<LI><a href='".$url."' target=_blank>";  if ($titleLen!=0) $ss=$ss.cn_substr($row->title,$titleLen);  else $ss=$ss.$row->title;  $ss=$ss."</A></LI>";  }else{  $ss=$ss."<LI><span class='sjdqimggl'><a href='".$url."' target=_blank>"; </p> <p>if ($row->litpic!="") $ss=$ss."<img src='".$row->litpic."' alt='".$row->title."' />";  else $ss=$ss."<img src='/images/titl.gif'/>";  $ss=$ss."</a></span><span class='sjdqtxttl'><a href='".$url."' target=_blank>";  if ($titleLen!=0) $ss=$ss.cn_substr($row->title,$titleLen);  else $ss=$ss.$row->title;  $ss=$ss."</A></span></LI>";  }  $i++;  if (($rowCount!=0)&&($i>=$rowCount)) return $ss;  }  return $ss;  }