function clearDefaultValue( formName, inputName, defaultValue ) {
  if( eval('document.'+formName+'.'+inputName).value == defaultValue ) {
    eval('document.'+formName+'.'+inputName).value='';
  }
}

function restoreDefaultValue( formName, inputName, defaultValue ) {
  if( eval('document.'+formName+'.'+inputName).value == '' ) {
    eval('document.'+formName+'.'+inputName).value=defaultValue;
  }
}

function enableInputFields() {
  document.getElementById("accountNumber").readOnly = false;
  document.getElementById("bankCode").readOnly = false;
  document.getElementById("bank").readOnly = false;
  
  document.getElementById("accountNumber").style.backgroundColor = "#ffffff";
  document.getElementById("bankCode").style.backgroundColor = "#ffffff";
  document.getElementById("bank").style.backgroundColor = "#ffffff";
}

function putInitValues() {
  var valueInitAccountNumber = document.getElementById('accountNumberInit').value;
  var valueInitBankCode = document.getElementById('bankCodeInit').value;
  var valueInitBank = document.getElementById('bankInit').value;
  
  document.getElementById('accountNumber').value = valueInitAccountNumber;
  document.getElementById('bankCode').value = valueInitBankCode;
  document.getElementById('bank').value = valueInitBank;
  
  document.getElementById("accountNumber").readOnly = true;
  document.getElementById("bankCode").readOnly = true;
  document.getElementById("bank").readOnly = true;
  
  document.getElementById("accountNumber").style.backgroundColor = "#cccccc";
  document.getElementById("bankCode").style.backgroundColor = "#cccccc";
  document.getElementById("bank").style.backgroundColor = "#cccccc";
  
}

function clearForm(el){
  if(document.getElementById(el).readOnly == true) {
    document.getElementById(el).blur();
  }
}