function popUp(URL) {
  //day = new Date();
  //id = day.getTime();
  eval("page = window.open(URL, 'zoomify', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=794,height=446,left = 243,top = 289');");
}

function enlargeHover( active ) {
  if (active) {
    document.getElementById('enlarge').style.backgroundPosition = "0 -24px";
  } else {
    document.getElementById('enlarge').style.backgroundPosition = "0 0";
  }
}