function win2koi(s) {
  s1="";
  if(s!=null && s!="")
   for (i=0;i<s.length;i++){
     c=s.substring(i,i+1);
     c=c.toLowerCase();
     if (c=='à'){ c='á'; s1=s1+c; continue;}
     if (c=='á'){ c='â'; s1=s1+c; continue;}
     if (c=='â'){ c='÷'; s1=s1+c; continue;}
     if (c=='ã'){ c='ç'; s1=s1+c; continue;}
     if (c=='ä'){ c='ä'; s1=s1+c; continue;}
     if (c=='å'){ c='å'; s1=s1+c; continue;}
     if (c=='¸'){ c='i'; s1=s1+c; continue;}
     if (c=='æ'){ c='ö'; s1=s1+c; continue;}
     if (c=='ç'){ c='ú'; s1=s1+c; continue;}
     if (c=='è'){ c='é'; s1=s1+c; continue;}
     if (c=='é'){ c='ê'; s1=s1+c; continue;}
     if (c=='ê'){ c='ë'; s1=s1+c; continue;}
     if (c=='ë'){ c='ì'; s1=s1+c; continue;}
     if (c=='ì'){ c='í'; s1=s1+c; continue;}
     if (c=='í'){ c='î'; s1=s1+c; continue;}
     if (c=='î'){ c='ï'; s1=s1+c; continue;}
     if (c=='ï'){ c='ð'; s1=s1+c; continue;}
     if (c=='ð'){ c='ò'; s1=s1+c; continue;}
     if (c=='ñ'){ c='ó'; s1=s1+c; continue;}
     if (c=='ò'){ c='ô'; s1=s1+c; continue;}
     if (c=='ó'){ c='õ'; s1=s1+c; continue;}
     if (c=='ô'){ c='æ'; s1=s1+c; continue;}
     if (c=='õ'){ c='è'; s1=s1+c; continue;}
     if (c=='ö'){ c='ã'; s1=s1+c; continue;}
     if (c=='÷'){ c='þ'; s1=s1+c; continue;}
     if (c=='ø'){ c='û'; s1=s1+c; continue;}
     if (c=='ù'){ c='ý'; s1=s1+c; continue;}
     if (c=='ü'){ c='ø'; s1=s1+c; continue;}
     if (c=='û'){ c='ù'; s1=s1+c; continue;}
     if (c=='ú'){ c='ÿ'; s1=s1+c; continue;}
     if (c=='ý'){ c='ü'; s1=s1+c; continue;}
     if (c=='þ'){ c='à'; s1=s1+c; continue;}
     if (c=='ÿ'){ c='ñ'; s1=s1+c; continue;}
     s1=s1+c;
  }
  return s1;
}
function fs(){
  w=document.s.word.value;
  if(document.s.sel.selectedIndex==1){
    document.location.href='http://www.yandex.ru/yandsearch?rpt=rad&text='+w;
    return;
  }
 w1=win2koi(w);
  document.s.words.value=w1;
  document.s.submit();
}