function setHidden(formName, fieldName, value)
{
  if(document.forms[formName] && document.forms[formName].elements[fieldName])
  {
    if(document.forms[formName].elements[fieldName][0])
      document.forms[formName].elements[fieldName][0].value = value;
    else
      document.forms[formName].elements[fieldName].value = value;
   }
}
function submitForm(formName)
{
  if(document.forms[formName])
    document.forms[formName].submit();
}

function submitFormWithAction(formName, action)
{
  if(document.forms[formName])
  {
    if(action != '')
      document.forms[formName].action = action;
    document.forms[formName].submit();
  }
}