//open a popup window
function openWindow(theURL,winName,features) {
  window.open(theURL,winName,features);
}


$(document).ready(function() {
    $(".OverlayTrigger").overlay({
        color: '#ccc',
        start: {
            top: 300
        },
        expose: {
            color: '#333',
            opacity: 0.7,
            closeSpeed: 300
        }
    });
});