function setValue(current, defaultValue, type){
  if(type == 'remove' && current.value == defaultValue)
  {
    current.value = '';
  }
  if(type == 'set' && current.value == '')
  {
    current.value = defaultValue;
  }
}

function setImage(current, image, job)
{
  if(job == 'set')
  {
    current.src = image + 'Down.gif';
  }
  else
  {
    current.src = image + '.gif';
  }
}

function replaceAllTagAttributes(tagName, property, value)
{
  for(i = 0; i < document.getElementsByTagName(tagName).length; i++)
  {
    document.getElementsByTagName(tagName)[i].setAttribute(property, value, 1);
  }
}

function popup(fileName)
{
  window.open(fileName, 'AVVListe', 'status=no,toolbar=no,locationbar=no,menubar=no,scrollbars=yes,copyhistory=no,width=700,height=600,resizable=no');
}

function include(source)
{
	var script = document.createElement('script');
	script.type = 'text/javascript';
	script.src = source;
	document.getElementsByTagName('head')[0].appendChild (script);
}