function fnKeyDown(e)
{

var event = (window.event) ? window.event : e; //window.event for IE, e from parameter for FireFox
        
        if (event.keyCode == 13)
        {
            if(event.preventDefault){
            //FireFox way to stop bubbling
                event.preventDefault();
                event.stopPropagation();
            } 
            else 
            {
            //IE way to stop bubbling
                event.returnValue = false;
                event.cancelBubble = true;
            }

            var s_box = document.getElementById('search_type');
            var s_type = s_box.options[s_box.selectedIndex].value;
            var s_kwd  = document.getElementById('search_kwd').value;
            
            window.location.href = "../catalog/search.aspx?t=" + s_type + "&a=" + s_kwd;
        }    
}

function fnSearch()
{

    var s_box = document.getElementById('search_type');
    var s_type = s_box.options[s_box.selectedIndex].value;
    var s_kwd  = document.getElementById('search_kwd').value;

    window.location.href = "../catalog/search.aspx?t=" + s_type + "&a=" + s_kwd;
}

function fnSelChange(e)
{
  document.getElementById('divBrowseArtist').style.visibility = 'hidden';
  document.getElementById('divBrowseArtist').style.display = 'none';
  document.getElementById('divBrowseGenre').style.visibility = 'hidden';
  document.getElementById('divBrowseGenre').style.display = 'none';
  
  if (e.selectedIndex==3)
  {
    document.getElementById('divBrowseArtist').style.visibility = 'visible';
    document.getElementById('divBrowseArtist').style.display = 'block';
  }
  else if (e.selectedIndex==4)
  {
    document.getElementById('divBrowseGenre').style.visibility = 'visible';
    document.getElementById('divBrowseGenre').style.display = 'block';
  }
}