function keyPhrase(){
 var k=0;
 var l=0;
 var s=parent.document.referrer;

 k=s.indexOf("q=");

 if (k>0){
   k+=2;
   l=s.length;
   s=s.substring(k,l);
   l=s.indexOf("&");
   if (l<0)
    l=s.length;
   s=s.substring(0,l);
   s=recurPlace(s,'%20',' ');
   s=recurPlace(s,'+',' ');
   return(s);
 }
 else
  return("");
}


function simpleText(s){
 if (keyPhrase()!="")
  document.write(s);
}


function showText(s){
 if (keyPhrase()!="")
  document.writeln('<img src=\"\/images\/arrow-right.gif\" border=\"0\">'+s+'<img src=\"\/images\/arrow-left.gif\" border=\"0\">');
}


function recurPlace(S,x,y){
 var j=S.indexOf(x);

 if (j<0)
  return(S)
 else{
  S=S.substring(0,j) + y + S.substring(j+x.length,S.length);
  return(recurPlace(S,x,y));
 }
}