// returns array index of first key found
  
                  var keyid = 0;
  
          function testkey(wString){
                  if( keyid < keyNotFound
                          &amp;&amp; !( wString.indexOf( " " + keyword[keyid].key + " ") >= 0 )){ 
                          keyid++; testkey(wString); 
                  }
          }
          function findkey(wString){ 
                  keyid = 0;
                  found = false;
                  testkey(wString);
                  if( keyid >= keyNotFound ){ keyid = keyNotFound; }
                    return keyid;                  
          }