function addFavorite(loc,title){ 
if (window.external){ 
window.external.AddFavorite(loc,title); 
} 
} 
function toggleExpandCollapseFooter(unid) {
    var section = document.getElementById(unid);
    var icon = document.getElementById('img_' + unid);
    if (section != null) {
        switch (section.style.display) {
            case 'block':
            icon.src = '../IconURLLookup/Footer%20Icons/$file/Footer_Expand.gif?OpenElement';
            section.style.display = 'none';
            break;
            default:
            icon.src = '../IconURLLookup/Footer%20Icons/$file/Footer_Collapse.gif?OpenElement';
            section.style.display = 'block';
            break;
        }
    }
}