function validateSearchFrom(el){
      var wrd="";
      wrd=el.word.value;
      //wrd=wrd.replace( /^\s+/g, "" );// strip leading
      //wrd=wrd.replace( /\s+$/g, "" );// strip trailing
      if (wrd.length <  3){
       alert(minWordLength);
       return false;
      }
      return true;
     }