//Popup Layers
function showLayer(layer) {
    if (layer != null && document.getElementById) {
        document.getElementById(layer).style.visibility = 'visible';
    }  else if (layer != null && document.all) {
        document.all[layer].style.visibility = 'visible';
    } else {
        openPopWin();
    }
}
//Hide a layer by name
function hideLayer(layer) {
    if (layer != null && document.getElementById) {
        document.getElementById(layer).style.visibility = 'hidden';
    }  else if (layer != null && document.all) {
        document.all[layer].style.visibility = 'hidden';
    } else {
        closePopWin();
    }
}

function hintHandler(show,element) {
    if (show) {
        showLayer(element);
    } else {
        hideLayer(element);
    }
    void('');
}