function isvalidinput(s) {
  if (s.length > 1) {
    for(var i=0;i < s.length; i++){
      var c = s.charAt(i);
      if ((c !=' ') && (c != '\n') && (c != '\t')) return false;
    }
  }
  return true;
}

function verify (f) {
  if (f.query.value == "" || f.query.value == null || isvalidinput(f.query.value)) {
    alert("Please enter at least 2 characters for your search")
    f.query.focus();
    return false;
  }
  return true;
}

function verifySearch(frm) {
  var s = verify(frm);
  if(s) {
    document.searchform.submit();
  }
}