function checkforminfo(){
document.frm_searchinfo.action="/info/search.dll"
  if (document.frm_searchinfo.kwd.value==""){
      alert("ÇëÊäÈë¹Ø¼ü×Ö!");
      document.frm_searchinfo.kwd.focus();
      return false;
      }
  else
      return true;
}
document.write ('<table width=100% align=center border=0><form name="frm_searchinfo" action="" method="post" onSubmit="javascript:return checkforminfo();"><tr><td align=center width=50><font style="color:#000000;font-size:12px;"></font><input name=kwd class=box style="width:110px; height:18px"><input name=yhy type=hidden><font style="color:#000000;font-size:12px;"></td><td align=left><input name=smb src=/images/go.gif type=image></td></tr></form></table>');