var activeDiv;

function ShowDiv(id) {
  var e = document.getElementById(id);
  if (e != null) {
    if (activeDiv != null) {
      activeDiv.style.display = 'none';
    }
    if (e.style.display == 'none') {
      e.style.display = 'block';
    }
    else { e.style.display = 'none'; }
    activeDiv = e;
  }
}



var tdpressed=null;
function menuBtn (button)
{   
    button.className='menubuttonHover';
    if ((tdpressed!=null) && (tdpressed!=button))
        {
            tdpressed.className = 'menubutton';
        }
    //frmContent.location = "Frames/" + button.id + ".aspx";
    tdpressed=button;
    frmContent.location = "frames/" + button.id + ".aspx";  
}

function MenuMouseout(td)
{
    if(td!=tdpressed)
        {td.className='menubutton';}
}

function MenuMouseover(tdover)
{
    if(tdover!=tdpressed)
        {tdover.className='menubuttonHover';}
}

function FilterNews(product)
{
    if (product == 'All')
        document.getElementById('hdnFilter').value = 'All';
    else
        document.getElementById('hdnFilter').value = product;
        
    __doPostBack('imgCollection', '');
    document.getElementById('hdnFilter').value = '';
}