//***** focus form field *****
  function focusField(feld) {
  	feld.style.border = 'solid #797979 1px';
  	feld.style.background = '#dddddd';
  }

  //***** blur form field *****
  function blurField(feld) {
  	feld.style.border = 'solid #D1CEC9 1px';
  	feld.style.background = '#fafafa';
  }