function greenvest_flip(id)
{
	currentElement = document.getElementById(id);
	currentElementPic = document.getElementById('x' + id);
	
    if (currentElement.style.display =="none") {
      currentElement.style.display = "block";
      replacePic(currentElementPic, 'plus', 'minus');
      document.carto_form.greenvest_layerReorder_open.value='true';
      
      
    } else {
      currentElement.style.display = "none";
       replacePic(currentElementPic, 'minus', 'plus');
       document.carto_form.greenvest_layerReorder_open.value='false';
       
      
    }
}